Endangered and Threatened Species: Critical Habitat for the Northwest Atlantic Ocean Loggerhead Sea Turtle Distinct Population Segment (DPS) and Determination Regarding Critical Habitat for the North Pacific Ocean Loggerhead DPS, 39855-39912 [2014-15748]
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Part IV
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National Oceanic and Atmospheric Administration
50 CFR Part 226
Endangered and Threatened Species: Critical Habitat for the Northwest
Atlantic Ocean Loggerhead Sea Turtle Distinct Population Segment (DPS)
and Determination Regarding Critical Habitat for the North Pacific Ocean
Loggerhead DPS; Final Rule
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Federal Register / Vol. 79, No. 132 / Thursday, July 10, 2014 / Rules and Regulations
DEPARTMENT OF COMMERCE
Resources, 301–427–8474 or
angela.somma@noaa.gov.
National Oceanic and Atmospheric
Administration
SUPPLEMENTARY INFORMATION:
50 CFR Part 226
The following topics are discussed in this
final rule:
I. Background
II. Summary of Changes From the Proposed
Critical Habitat Designation
III. Public Comments and Responses
A. Comments on ESA Requirements and
Process
B. Comments on Prudent and Determinable
C. Comments on Coastal Zone Management
Act
D. Comments on North Pacific Ocean DPS
E. Comments on Northwest Atlantic Ocean
DPS
Comments on Use of Best Available Data
Comments on Sargassum Habitat
Comments on Foraging Habitat
Comments on Nearshore Reproductive
Habitat
Comments on Wintering Habitat
Comments on Constricted Migratory
Corridors
Comments on Special Management
Considerations
Additional Comments
F. Comments on Draft 4(b)(2) Report and
Economic Analysis Report (DEA)
Comments on Construction and Dredging
Activities
Comments on Oil And Gas Activities
Comments on Fisheries
Comments on Other Activities or Issues
IV. Critical Habitat Identification
A. Geographical Area Occupied by the
Species
1. Northwest Atlantic Ocean DPS
2. North Pacific Ocean DPS
B. Description of Physical or Biological
Features and Primary Constituent
Elements, and Identification of Specific
Areas
1. Northwest Atlantic Ocean DPS
Nearshore Reproductive Habitat
Foraging Habitat
Winter Habitat
Breeding Habitat
Constricted Migratory Habitat
Sargassum Habitat
2. North Pacific Ocean DPS
Central North Pacific Ocean
Eastern Pacific/U.S. West Coast
C. Special Management Considerations
1. Northwest Atlantic Ocean DPS
Nearshore Reproductive Habitat
Winter Habitat
Breeding Habitat
Constricted Migratory Habitat
Sargassum Habitat
2. North Pacific Ocean DPS
D. Unoccupied Areas
V. Military Lands: Application of ESA
Section 4(a)(3)
VI. Exclusions: ESA Section 4(b)(2) Analysis
A. Benefits of Designation
B. Economic Benefits of Exclusion
C. Exclusions of Particular Areas Based on
Economic Impacts
D. Exclusions Based on Impacts to National
Security
E. Exclusions for Tribal Lands
Table of Contents
[Docket No. 130513467–4401–02]
RIN 0648–BD27
Endangered and Threatened Species:
Critical Habitat for the Northwest
Atlantic Ocean Loggerhead Sea Turtle
Distinct Population Segment (DPS) and
Determination Regarding Critical
Habitat for the North Pacific Ocean
Loggerhead DPS
National Marine Fisheries
Service (NMFS), National Oceanic and
Atmospheric Administration (NOAA),
Commerce.
ACTION: Final rule.
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AGENCY:
SUMMARY: We, the National Marine
Fisheries Service (NMFS), issue a final
rule to designate critical habitat for the
Northwest Atlantic Ocean Distinct
Population Segment (DPS) of the
loggerhead sea turtle (Caretta caretta)
within the Atlantic Ocean and the Gulf
of Mexico pursuant to the Endangered
Species Act of 1973, as amended (ESA).
Specific areas for designation include 38
occupied marine areas within the range
of the Northwest Atlantic Ocean DPS.
These areas contain one or a
combination of habitat types: Nearshore
reproductive habitat, winter area,
breeding areas, constricted migratory
corridors, and/or Sargassum habitat.
The U.S. Fish and Wildlife Service
(USFWS) is issuing a final rule for
loggerhead critical habitat for terrestrial
areas (nesting beaches) in a separate
document. No marine areas meeting the
definition of critical habitat were
identified within the jurisdiction of the
United States for the North Pacific
Ocean DPS, and therefore we are not
designating critical habitat for that DPS.
DATES: This rule becomes effective
August 11, 2014.
ADDRESSES: The final rule and final
Economic Analysis (including the
Regulatory Flexibility Analysis) used in
preparation of this final rule, as well as
comments and information received,
and accompanying documents are
available at https://www.nmfs.noaa.gov/
pr/species/turtles/loggerhead.htm or by
contacting Susan Pultz, NMFS, Office of
Protected Resources, 1315 East-West
Highway, Silver Spring, MD 20910.
FOR FURTHER INFORMATION CONTACT:
Susan Pultz, NMFS, Office of Protected
Resources 301–427–8472 or
susan.pultz@noaa.gov; or Angela
Somma, NMFS, Office of Protected
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VII. Final Determinations and Critical Habitat
Designations
VIII. Effects of Critical Habitat Designation
IX. Activities That May Be Affected
X. Information Quality Act and Peer Review
XI. Classification
A. Regulatory Planning and Review
B. National Environmental Policy Act
C. Regulatory Flexibility Act
D. Coastal Zone Management Act
E. Federalism
F. Paperwork Reduction Act
G. Unfunded Mandates Reform Act
H. Takings
I. Government to Government
Relationships With Tribes
J. Energy Effects
XII. References Cited
I. Background
The loggerhead sea turtle was
originally listed under the ESA
worldwide as a threatened species on
July 28, 1978 (43 FR 32800). No critical
habitat was designated for the
loggerhead sea turtle at that time.
Pursuant to a joint memorandum of
understanding signed on July 18, 1977,
the USFWS has jurisdiction over sea
turtles on land and we, the National
Oceanic and Atmospheric
Administration’s (NOAA’s) NMFS, have
jurisdiction over sea turtles in the
marine environment. On September 22,
2011, NMFS and USFWS jointly
published a final rule revising the
loggerhead’s listing from a single
worldwide threatened species to nine
DPSs (76 FR 58868). Five DPSs were
listed as endangered (North Pacific
Ocean, South Pacific Ocean, North
Indian Ocean, Northeast Atlantic Ocean,
and Mediterranean Sea), and four DPSs
were listed as threatened (Northwest
Atlantic Ocean, South Atlantic Ocean,
Southeast Indo-Pacific Ocean, and
Southwest Indian Ocean). Critical
habitat cannot be designated in areas
outside of U.S. jurisdiction (50 CFR
424.12). Two DPSs occur within U.S.
jurisdiction: The Northwest Atlantic
Ocean DPS (range defined as north of
the equator, south of 60° N. lat., and
west of 40° W. long.), and the North
Pacific Ocean DPS (range defined as
north of the equator and south of 60° N.
lat.). At the time the final listing rule
was developed, we lacked
comprehensive data and information
necessary to identify and describe
physical or biological features (PBFs) of
the terrestrial and marine habitats. As a
result, we found designation of critical
habitat to be ‘‘not determinable’’ (see 16
U.S.C. 1533(b)(6)(C)(ii)). In the final rule
we stated that we would consider
designating critical habitat for the two
DPSs within U.S. jurisdiction in future
rulemakings.
Following the 2011 listing, NMFS and
USFWS convened a critical habitat
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review team (CHRT) to assist in the
assessment and evaluation of critical
habitat areas for the Northwest Atlantic
Ocean and North Pacific Ocean DPSs.
Based on their biological report, the
initial Regulatory Flexibility Analysis
and section 4(b)(2) analysis (which
considers exclusions to critical habitat
based on economic, national security
and other relvant impacts), we
published a proposed rule (78 FR 43006,
July 18, 2013) to designate critical
habitat for the threatened Northwest
Atlantic Ocean DPS and determined
that there are no areas meeting the
definition of critical habitat for the
endangered North Pacific Ocean DPS.
We proposed designating 36 marine
areas within the Northwest Atlantic
Ocean DPS as critical habitat. Each of
these areas consists of one or a
combination of the following habitat
types: nearshore reproductive habitat
(directly off nesting beaches to 1.6 km
(1 mile)), wintering habitat, breeding
habitat, and constricted migratory
corridors. In the proposed rule, we also
asked for comment on whether to
include as critical habitat in the final
rule some areas that contain foraging
habitat and two large areas that contain
Sargassum habitat.
In the proposed rule we requested
public comment through September 16,
2013. In response to requests, we
extended the public comment period
through November 29, 2013 (78 FR
59907) and held three public hearings.
The USFWS proposed terrestrial
critical habitat (nesting beaches) in a
separate rulemaking on March 25, 2013
(78 FR 18000). The proposed
designations complement each other as
the nearshore reproductive habitat we
proposed is directly offshore of the
nesting beaches proposed by the
USFWS.
For a complete description of our
proposed action, including the natural
history of the loggerhead sea turtle, we
refer the reader to the proposed rule (78
FR 43006, July 18, 2013).
II. Summary of Changes From the
Proposed Critical Habitat Designation
We evaluated the comments
submitted and new information
received from public comments and
hearings following the proposed
rulemaking, and made the following
changes from the proposed rule to the
final rule:
(1) To the first PCE for Nearshore
Reproductive Habitat (IV.B.1. and in the
textual description), we added ‘‘and
their adjacent beaches’’ and replaced the
reference to the USFWS proposed rule
for terrestrial critical habitat for the
loggerhead sea turtle Northwest Atlantic
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Ocean DPS (78 FR 18000, March 25,
2013) to the appropriate place in the
Code of Federal Regulations to read,
‘‘Nearshore waters directly off the
highest density nesting beaches and
their adjacent beaches, as identified in
50 CFR 17.95(c), to 1.6 km offshore;
(2) To the PBFs, PCEs and Special
Management Considerations for
Concentrated Breeding areas (IV.B.1 and
IV.C.1), we changed ‘‘concentrations’’ to
‘‘densities.’’
(3) To Special Management
Considerations for Sargassum (section
IV.C.1.), we added ‘‘levels of ocean
acidity’’ to (5), which now reads,
‘‘Global climate change, which can alter
the conditions (such as currents and
other oceanographic features,
temperature, and levels of ocean acidity)
that allow Sargassum habitat and
communities to thrive in abundance and
locations suitable for loggerhead
developmental habitat.’’
(4) Under VII. Final Determinations
and Critical Habitat Designations, we
added Sargassum habitat to the list of
habitat areas.
(5) In the textual description for
LOGG–N–4, we deleted reference to
‘‘Onslow Beach (Marine Corps Base
Camp Lejeune)’’ as well as ‘‘Browns
Inlet’’ because it was determined that
the base’s Integrated Natural Resources
Management Plan (INRMP) benefited
loggerheads and therefore the area
should not be designated in accordance
with section 4(a)(3) of the ESA.
(6) We added textual descriptions for
two units of Sargassum habitat (LOGG–
S–1 and LOGG–S–2) with associated
regulatory text and map.
III. Public Comments and Responses
In response to the request for
comments in the proposed rule and our
public hearings, we received over 200
individual comment letters, one with
5,552 signatures. At least 42 individual
comments consisted of general
statements supporting the designation,
many noting that they would like
loggerheads to receive as much
protection as possible, and some noting
that they would be in favor of
‘‘protecting more habitat,’’ although
they were not specific as to where. Two
commenters expressed general
statements opposing the designation but
without reference to specific areas or
issues. We received additional
comments either expressing support or
opposition with specific information
regarding areas or issues. For the
responses to comments, we do not
include comments expressing general
support or general opposition; only
comments that are accompanied by
specific details. We also did not respond
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to comments that were specific to
terrestrial habitat, but did share those
comments with USFWS so they could
respond. We only include comments
that are germane to the proposed rule
and we sort our responses below by
major topic area.
A. Comments on ESA Requirements and
Process
Comment 1: Several commenters felt
that NMFS took an inappropriately
narrow reading of its conservation
mandate for in-water designation of
critical habitat. Commenters note that
the ESA and its implementing
regulations require the designation of
critical habitat to focus on the biological
features of the habitat that make it
essential to the conservation of the
species. The commenters said that
NMFS declined to designate critical
habitat in all areas where the PCEs are
present and essential to the
conservation of the species, instead
repeatedly narrowing its proposed
designation to include only a subset of
these areas. The commenters argued if
an area is essential for the conservation
of the species, including both its
survival and recovery, it must be
designated unless the economic costs
outweigh the benefits of designation.
Response: The ESA requires that in
designating critical habitat, we identify
‘‘physical or biological features (I)
essential to the conservation of the
species and (II) which may require
special management consideration or
protection’’ (section 3(5)(A)(i)). Section
3(5)(C) of the ESA states that ‘‘Except
under those circumstances determined
by the Secretary, critical habitat shall
not include the entire geographical area
which can be occupied by the . . .
species.’’ This species is naturally wideranging and a generalist forager. As
such, it occurs throughout the east coast
of the U.S. We identified Physical
Biological Features (PBFs) and Primary
Constituent Elements (PCEs) that help
us identify habitat essential to the
conservation of the species (as defined
in the ESA), and not the entire historical
range of the species.
Comment 2: Several commenters
emphasized that NMFS should subject
any requests for critical habitat
exclusion to a thorough public review,
including notice and opportunity for
comment, just as it has its critical
habitat proposal.
Response: While we appreciate the
commenters’ concern with transparency
and public review, we do not request
public comment on requests for
exclusions. We do make all comments
available on regulations.gov and we
address them in this final rulemaking so
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the public can see any requests that
were made and our response.
Comment 3: Several commenters felt
NMFS was obligated to prepare an
environmental impact statement in
connection with designating critical
habitat pursuant to the National
Environmental Policy Act, 42 U.S.C.
4321, et seq. (‘‘NEPA’’). Designation of
critical habitat for the loggerhead sea
turtle significantly affects the quality of
the human environment, and NMFS is
required to determine the extent of these
impacts in compliance with NEPA.
Response: We have determined that
an environmental analysis as provided
for under NEPA for critical habitat
designations made pursuant to the ESA
is not required. See Douglas County v.
Babbitt, 48 F.3d 1495 (9th Cir. 1995),
cert. denied, 116 S.Ct. 698 (1996).
Comment 4: Several commenters cited
data indicating that the loggerhead
population is increasing and questioned
whether designation of critical habitat
in marine areas is in fact essential to the
conservation of this species according to
the requirements of the ESA.
Response: Whether the loggerhead
population is increasing could have a
bearing on whether and how it is listed
(endangered or threatened), but does not
have a bearing on whether critical
habitat should be designated. Habitat is
a key ingredient to the well-being of any
species, and Congress determined that a
species that is listed under the ESA
should have critical habitat protected
except in the very limited circumstances
in which it is determined not to be
prudent (see response to comment #5).
Comment 5: A number of commenters
expressed concern about whether the
critical habitat designation would add
information requirements, or reasonable
and prudent alternatives, to current and
future Section 7 consultations,
including whether consideration of
additional risk factors would be
required.
Response: NMFS anticipates that it is
unlikely that this critical habitat
designation will alter the factors
considered in, or result in additional
management efforts resulting from,
future section 7 consultations.
Regardless of whether critical habitat is
designated, all listed species undergo
section 7 consultation. Loggerhead sea
turtles have been protected under the
ESA since 1978, with Section 7
consultations proceeding regularly since
that listing.
NMFS has engaged in a large number
of consultations with Federal agencies
that resulted in implementation of a
suite of conservation measures that are
used to avoid jeopardizing the
continued existence of the species. In
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preparing the critical habitat
designation, NMFS considered whether
Section 7 consultations would need to
consider additional or different
conservation measures or risk factors to
avoid destruction or adverse
modification of the primary constituent
elements that support the physical and
biological features of critical habitat
above and beyond those measures
already taken to avoid jeopardizing the
continued existence of the species. For
example, NMFS has issued several
biological opinions to the Bureau of
Ocean Energy Management (BOEM)
regarding authorized activities in the
Gulf of Mexico and Atlantic that may
affect Sargassum habitat. This long
consultation history with BOEM has
allowed NMFS and the action agency to
identify direct and indirect effects of
BOEM actions that may adversely affect
the species (e.g., authorization of
routine activities such as vessel traffic,
drilling, dredging and surveys; and
accidental events reasonably certain to
occur, such as small oil spills from
vessels or platforms) and measures to
minimize and mitigate those impacts on
the species. Conservation measures
required by NMFS in biological
opinions issued to BOEM include, but
are not limited to, marine debris
minimization guidance and training.
Although the risk factors evaluated in
the BOEM consultations and the
conservation measures resulting from
them were for the effects to the species,
NMFS anticipates that they would be
equally applicable to the determination
of whether there is likely to be an
adverse impact to, or an adverse
modification of, critical habitat as
designated in this final rule. Therefore,
NMFS does not expect additional risk
factors or conservation measures to be
required as a result of this critical
habitat designation, because the
protection accorded the species through
the Section 7 process has included
consideration of measures necessary to
protect its habitat from destruction or
adverse modification.
B. Comments on Prudent and
Determinable
Comment 6: Several commenters
noted the ESA only allows critical
habitat designations when special
management considerations may be
necessary, when designation is prudent,
and where critical habitat is
determinable. They believe the areas
proposed for critical habitat designation
do not meet these requirements. Several
of these commenters specifically
identified the Sargassum habitat
discussed in the proposed rule as an
example, due to the large uncertainties
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associated with those areas as described
in the proposed rule.
Response: The commenters are correct
that critical habitat is designated when
special management considerations may
be necessary, when designation is
prudent, and where critical habitat is
determinable. With regard to special
management considerations, we have
determined that Sargassum habitat is
essential to loggerheads and may require
special management considerations. In
the proposed rule, we recognized that
the Sargassum PCEs can be affected by
the following activities which may
require special management:
Commercial harvest of Sargassum, oil
and gas activities, vessel operations that
result in the disposal of trash and
wastes, ocean dumping, and global
climate change.
With regard to the prudency of critical
habitat designations, our implementing
regulations for critical habitat
designations (50 CFR 424.12(a)(1)) state
that designating critical habitat is not
prudent when (1) the species is
threatened by taking or other human
activity, and identification of critical
habitat can be expected to increase the
degree of such threat to the species (not
the case for loggerheads); or (2) such
designation would not be beneficial to
the species. In the case of loggerhead sea
turtles, identification of critical habitat
would not increase the degree of threat
to the species. Further, because there is
value in highlighting critical habitat,
including for planning and educational
purposes, designation of critical habitat
does contribute to the conservation of
the species. Uncertainty in information
does not mean a designation is not
prudent.
Critical habitat is now determinable.
At the time we listed the nine DPSs of
loggerhead sea turtles in 2011, critical
habitat was not determinable. If critical
habitat is not determinable at the time
of listing, the ESA allows the Secretary
to extend the timeframe to designate,
but only by one additional year. After
this year, she must publish a final
regulation based on such data as may be
available at that time.
C. Comments on Coastal Zone
Management Act
Comment 7: Several commenters were
concerned that that our consistency
determination submitted to the North
Carolina Division of Coastal
Management in connection with
designating critical habitat is
incomplete and does not meet the
requirements of the Coastal Zone
Management Act, 16 U.S.C. 1451, et seq.
(CZMA) and its implementing
regulations. Some requested that we
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revisit this Federal consistency
submission and include additional
analysis of potential impacts, and that
we include additional information on
potential economic impacts and the data
used to determine critical habitat
boundaries.
Response: Upon further review of our
proposed designation of critical habitat
for the threatened loggerhead sea turtle
Northwest Atlantic Ocean DPS and its
supporting analysis, by letter dated
January 23, 2014, we withdrew our
consistency determination for North
Carolina and instead provided a
negative determination. While we
recognize the State’s goals of coastal
resource protection and economic
development, we determined that any
effects of the proposed action on North
Carolina’s coastal uses and resources are
not reasonably foreseeable at this time.
As indicated in our negative
determination, this designation of
critical habitat will not restrict any
coastal uses, affect land ownership, or
establish a refuge or other conservation
area; rather, the designation only affects
the ESA section 7 consultation process.
Through the ESA consultation process,
we will receive information on
proposed Federal actions and their
effects on listed species and this critical
habitat upon which we base our
biological opinions. It will then be up to
the Federal action agencies to decide
how to comply with the ESA in light of
our opinion, as well as to ensure that
their actions comply with the CZMA’s
Federal consistency requirement. At this
time, we do not anticipate that this
designation is likely to result in any
additional management measures by
other Federal agencies.
D. Comments on the North Pacific
Ocean DPS
Comment 8: Numerous commenters
suggested that the designation should
include migratory pathways for the
North Pacific Ocean DPS between North
American foraging grounds and/or their
nesting grounds in Japan. They also
raised concern about areas used by
loggerheads along the U.S. west coast
not being proposed for designation. One
of these commenters went on to add that
the Southern California Loggerhead
Conservation Area and areas within the
U.S. EEZ northwest of the Hawaiian
Islands are occupied by loggerheads and
contain PBFs essential to loggerhead
conservation that may require special
management considerations.
Response: Loggerheads are wideranging, opportunistic foragers, with
individuals traveling long distances
between nesting and foraging sites, and
Pacific loggerheads are no exception.
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We closely examined whether migratory
pathways should be included,
particularly with respect to physical and
biological features that are associated
with loggerhead movement between
foraging and nesting grounds in the
Pacific Ocean. While loggerheads are
known to migrate between foraging
areas in the eastern Pacific and nesting
areas in Japan, those migratory
pathways overlap very minimally with
U.S. waters in the EEZ northwest of
Hawaii and off the U.S. west coast.
Satellite telemetry data that currently
exists is not sufficient to identify
migration corridors to, from, or within
the U.S. EEZ of either location.
Loggerhead turtles transiting to the
Eastern Pacific head primarily into
Mexican waters. Indeed, there is a
significant foraging ‘‘hotspot’’ at Ulloa
Bay, Baja California peninsula at
approximately 114° W. long. and 25° N.
lat. (Wingfield et al. 2013), and turtle
migratory habitat appears to dip south
around 130° W. long. (which is outside
of the California EEZ and runs south to
Baja) where turtles follow optimal
temperature to foraging grounds in
Mexico (Abecassis et al. 2013).
With regard to the Southern California
Loggerhead Conservation Area, the
oceanographic feature thought to be
correlated with loggerhead movements
and the trigger for a drift gillnet time/
area closure during the summer months
˜
off southern California is the El NinoSouthern Oscillation (ENSO). However,
both tagging and stable isotope data
have brought the ENSO-driven
movement hypothesis into question. For
example, no loggerheads that were
tracked while foraging along the Pacific
coast of Baja California, Mexico from
1996 to 2007 moved north into U.S.
California EEZ waters (Peckham et al.
2011). This is particularly relevant
considering that this time period
encompassed at least one major ENSO
event (1997–1998). The results of
Peckham et al. (2011) underscore the
strong tendency for loggerheads to
maintain their presence in the waters off
Mexico. The apparent absence of
northward movements of tracked turtles
may be due to the equatorial flow of the
California Current, which would require
northbound turtles off the Baja
California peninsula to swim directly
into the southerly currents (Allen et al.
2013). Allen et al. (2013) also compared
skin samples from loggerheads captured
in the California drift gillnet fishery
with loggerheads from the central North
Pacific (incidentally caught in the
Hawaii-based longline fishery) and from
turtles sampled during in-water research
along the Baja California Peninsula,
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Mexico. The authors concluded that
turtles in California most likely came
from the central North Pacific and not
from the Baja California peninsula, as
was initially believed when the drift
gillnet time/area closure was put in
place off the Southern California Bight
in 2003. In addition, Allen et al. (2013)
note that loggerhead turtles, while rarely
encountered in the Southern California
Bight have been observed taken in small
numbers by the CA drift gillnet fishery
or found stranded during non-ENSO
years.
Comment 9: One comment stated that
the agencies did not propose
designation of any critical habitat for the
North Pacific Ocean DPS because of the
lack of nesting in U.S. Pacific waters.
Response: Our decision not to
propose designation of critical habitat in
the EEZ around Hawaii and off the coast
of southern California is not because
there is no nesting adjacent to U.S.
Pacific waters. A species does not have
to nest within U.S. waters to have
critical habitat designated. An occupied
area only need contain the physical and
biological features essential to the
conservation of the species and which
may require special management
consideration or protection, and in the
case of unoccupied habitat be essential
to the conservation of the species in
order for it to be designated as critical
habitat. The U.S. waters around Hawaii
and off the coast of southern California
do not contain the physical and
biological features essential to the
conservation of the species and
therefore do not meet the requirements
for designation.
Comment 10: One commenter
expressed the importance of using the
best available information in
designating critical habitat in Hawaii
and California.
Response: As required by Section
4(b)(2) of the ESA we evaluated whether
to designate critical habitat on the basis
of the best scientific data available. The
loggerhead habitat within the U.S. EEZ
of the central North Pacific Ocean does
not provide suitable conditions in
sufficient quantity and frequency to
support meaningful foraging,
development, and/or transiting
opportunities and, therefore, was not
deemed to be essential to the
conservation of the species.
Comment 11: Several commenters
suggested that critical habitat should be
designated for the North Pacific Ocean
DPS simply because of the presence of
loggerheads.
Response: The mere presence of a
listed species in an area does not mean
that the area qualifies as critical habitat.
The ESA defines critical habitat as ’’ the
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specific areas within the geographical
area occupied by the species . . . on
which are found those physical or
biological features (I) essential to the
conservation of the species and (II)
which may require special management
consideration or protection’’ (section
3(5)(A)(i)). It further states, ‘‘Except in
those circumstances determined by the
Secretary, critical habitat shall not
include the entire geographical area
which can be occupied by the
threatened or endangered species’’
(section 3(5)(C)). Habitat used by
loggerheads within the U.S. EEZ of the
central North Pacific Ocean does not
provide suitable conditions in sufficient
quantity and frequency to support
meaningful foraging, development, and/
or transiting opportunities and,
therefore, could not be deemed to be
essential to the conservation of the
species.
Comment 12: Several commenters
supported our decision not to designate
critical habitat for the North Pacific
Ocean DPS. One commenter also
suggested that there is ‘‘no data
establishing that modification of the
pelagic environment is a significant
contributing factor to the risks faced by
the North Pacific DPS’’ and further
added that ‘‘longline fisheries that
operate in those waters have, at best,
negligible effects on the North Pacific
DPS.’’ Another commenter cited sea
turtle interaction rates with U.S.
fisheries, and also suggested that the
U.S. fisheries around Hawaii have, at
most, negligible effects on the species.
The commenter also supplied
information on conservation efforts,
such as nesting beach projects at foreign
beaches.
Response: We agree that based on the
best available information no marine
areas meeting the definition of critical
habitat were identifiable within the
jurisdiction of the United States for the
North Pacific Ocean DPS. However,
because we did not identify PBFs within
the U.S. EEZs, we did not need to look
further into the issues raised in these
comments.
Comment 13: One commenter
suggested that the agency use metrics
when defining the foraging habitats as
functional habitats (including the North
Pacific Ocean DPS).
Response: The Biological Report uses
both general and specific metrics when
it describes the PBF deemed essential to
loggerhead oceanic habitat in the North
Pacific as well as the PCEs for both the
central North Pacific and the eastern
North Pacific. We describe the PBF of
loggerhead turtle oceanic habitat in the
North Pacific Ocean as waters that
support suitable conditions in sufficient
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quantity and frequency to provide
meaningful foraging, development, and/
or transiting opportunities to the
populations in the North Pacific. PCEs
in the central North Pacific Ocean that
support this habitat are (1) currents and
circulation patterns of the North Pacific
(Kuroshoi Extension Bifurcation Region,
and the southern edge of the Kuroshio
Extension Current characterized by the
Transition Zone Chlorophyll Front)
where physical and biological
oceanography combine to promote high
productivity (chlorophyll a = 0.11–0.31
mg/m 3) and sufficient prey quality
(energy density ≥11.2 kJ/g) of species;
and (2) appropriate sea surface
temperatures (14.45° to 19.95 °C (58.01°
to 67.91 °F)), primarily concentrated at
the 17° to 18 °C (63° to 64 °F) isotherm.
PCEs in the eastern North Pacific Ocean
that support this habitat include the
following: (1) Sites that support
meaningful aggregations of foraging
juveniles, and (2) sufficient prey
densities of neustonic and oceanic
organisms.
E. Comments on Northwest Atlantic
Ocean DPS
Comments on Use of Best Available
Data
Comment 14: One commenter felt that
we failed to access and compile all the
available data and, as a result, the
proposed rule was not based on the best
scientific data available. The commenter
argued that NMFS did not include the
synthesis of aerial survey and telemetry
data for surfacing times collected
seasonally in the Atlantic Ocean
through the Atlantic Marine Assessment
Program for Protected Species
(AMAPPS) and in the Gulf of Mexico
through the Deep Water Horizon Natural
Resource Damage Assessment (NRDA)
surveys.
Response: We did review available
data from the AMAPPS project but did
not note this in the preamble to the
proposed rule. However, the telemetry
data from AMAPPS has not been
analyzed in a way similar to that done
by the Loggerhead Turtle Expert
Working Group (TEWG), which
synthesized information for turtle
presence based on satellite telemetry in
the Gulf of Mexico and Atlantic Ocean
and was therefore particularly useful for
our analysis. Incorporation of the
AMAPPS data would not alter the
already known pattern of habitat use in
the U.S. Atlantic as the tracks from the
AMAPPS turtles overlay the areas
already known to be extensively used by
turtles from the TEWG report (NMFS
2011; NMFS 2012a; Richards 2012, pers.
comm.). With regard to surveys
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conducted in response to the Deep
Water Horizon incident, satellite tracks
in the Gulf of Mexico were collected by
the NMFS Southeast Fishery Science
Center but not funded by NRDA. As
with the AMAPPS data, review of these
data did not yield any new or unknown
patterns of habitat use by loggerheads in
the Gulf of Mexico.
Comment 15: One commenter felt it
was imperative for USFWS to include
readily available data from the 2012
nesting season into their final analysis
and critical habitat designation. Because
NMFS’ designation of nearshore
reproductive habitat is based on the
USFWS proposal, the commenter
argued these must be closely
coordinated and both agencies must
examine the science relevant to their
designation.
Response: Critical habitat is defined
in section 3 of the Act as the specific
areas within the geographical area
occupied by the species at the time it
was listed and contain physical or
biological features (1) which are
essential to the conservation of the
species and (2) which may require
special management considerations or
protection. The Northwest Atlantic
Ocean loggerhead sea turtle DPS was
listed in 2011 (50 CFR 17.11(h)).
USFWS defined the terrestrial portion of
the geographical area occupied for the
loggerhead sea turtle as those U.S. areas
in the Northwest Atlantic Ocean DPS
where nesting has been documented for
the most part annually for the 10-year
period from 2002 to 2011 as this time
period represents the most consistent
and standardized nest count surveys.
NMFS defined the nearshore
reproductive habitat as waters off those
nesting beaches to 1.6 km. In addition,
the proposed rule for this designation
was being prepared in 2012 and early
2013, and not all of the nesting survey
results from 2012 were available for all
areas at the time. Thus, to insure data
quality and consistency our
determination of critical habitat used
nesting data through the 2011 nesting
season.
Comment 16: One commenter was
concerned that much of the proposal
was based on the 2009 assessment of
loggerhead sea turtles in the Western
North Atlantic Ocean conducted by the
Turtle Expert Working Group (TEWG,
2009). The commenter noted that the
TEWG’s 2009 assessment presents
considerable data which have been
compiled and analyzed over the past 30
years, but is careful to point out
significant shortcomings in current data
and the need to improve and increase
data collection in the future to better
understand the population. The
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commenter questioned the manner in
which the collected data and its analysis
was used by the NMFS and concluded
the proposal falsely leads one to believe
that considerable statistical data are
available on which accurate population
counts and spatial distribution can be
determined. The commenter
characterized the spatial distribution in
the TEWG report as being driven by
where studies were conducted rather
than an attempt to consider the likely
spatial distribution as a starting point in
a comprehensive analysis.
The commenter further stated that the
Florida east coast, between Ponce Inlet
and Golden Beach/Miami, account for
79 percent of loggerhead nests within
the DPS and stated that this should be
used as the foundation for studying
spatial distribution of the species.
Response: We recognize that there are
limitations to the TEWG data, but it
represents much of the best available
science for loggerheads. Where we were
able to supplement that data, we did.
We did not infer that the TEWG report
is a statistical accounting of accurate
population counts. We do believe the
TEWG report represents the best
compilation of numerous data sets
through 2007/2008 and we clearly
identified the methods used in the
TEWG report. The TEWG data can be
used as a starting point for general
distribution, but we recognize that the
spatial distribution is largely based
upon where studies were conducted.
We considered those limitations in our
analysis.
We do not disagree that further study
for peninsular Florida loggerheads is
warranted; however, while the Florida
coast does contain the highest density of
loggerhead nests, the basic tenets of
conservation biology dictate the
importance of conserving the range of
habitats and individuals utilizing them
in order to preserve both the adaptive
capability of turtles (turtles that have
adapted to different conditions, exhibit
different life history strategies (such as
overwintering off of North Carolina as
opposed to migrating south) and/or
those whose genetic makeup may reflect
such adaptations), and a range of habitat
options as conditions change, such as
loss of habitat in low lying areas due to
sea level rise.
Comment 17: One commenter claimed
major shortcomings exist in the quantity
and quality of the data relied upon by
NMFS and particularly that associated
with the marine population and
distribution of loggerheads. They argued
that these shortcomings make it
impossible to accurately identify areas
that are critical to the survival of the
species, and that designation of critical
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habit requires more comprehensive data
and analysis of the marine population
than what is currently available. The
commenter concluded that as a result,
wintering, migratory and breeding
habitats as well as foraging and
Sargassum locations should not be
designated as critical habitat until
adequate data and analyses are available
to correctly identify their importance to
the survival of the species and their
economic and social impact to the
public.
Response: We conducted a
comprehensive analysis of all the
available information in identifying
areas proposed for critical habitat
designation. While we appreciate the
commenter’s desire to have
comprehensive studies before assessing
whether and where to designate critical
habitat, the standard for data under the
ESA is ‘‘best scientific and commercial
data available.’’ We are required to base
our designation on data that is the best
available at the time we designate
habitat. Further, we believe the record
supports our decision to designate
certain areas as loggerhead critical
habitat based upon the best available
data.
Comment 18: One commenter felt that
NMFS had consulted the most
appropriate studies in preparing the
proposed rule, which accurately
describe the current state of knowledge
of population trends, habitat utilization,
and distribution of habitats important to
the survival of the threatened
population segment of this species.
However, this commenter encouraged
NMFS to continue to collect data and
consider the potential inclusion of
foraging grounds in the designation in
the future.
Response: We will endeavor to collect
and support research that allows us to
identify additional areas, including
foraging habitat, in the future.
Comment 19: One commenter stated
that NMFS has an obligation to make
available the studies that form the basis
of its proposed critical habitat
designation.
Response: All information used to
formulate the proposed rule was cited in
the ‘‘References’’ document posted
under the same docket as the proposed
rule under ‘Supporting Documents’ on
Regulations.gov. A ‘‘References’’
document is also available for the final
rule (see ADDRESSES section above).
Comments on Sargassum Habitat
Comment 20: Several commenters
argued that the fact that Sargassum
habitat moves and changes should not
be a reason to exclude it from
designation. The commenters noted that
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the nature of habitat is inherently
dynamic and there is nothing in the
ESA that requires PCEs to be static.
They presented the USFWS designation
of vernal pools (seasonal wetlands) as
an example of this practice, and noted
that Sargassum habitat also has been
identified in the Recovery Plan as
essential to the survival of posthatchlings.
Response: We appreciate the concern
that Sargassum habitat be designated,
and agree that it is possible to designate
ephemeral and/or dynamic habitat. We
also agree that Sargassum habitat is
important to various loggerhead life
stages, particularly post-hatchlings,
hence our consideration of this habitat
type in the critical habitat designation.
This case was challenging as Sargassum
basically occurs throughout the U.S.
EEZ south of 40°N. We solicited
comments to identify more accurately
those areas where the highest use or
value of Sargassum is most likely to
occur. We have identified an area of
Sargassum habitat that we believe is
most beneficial to the species and
included it in the final designation
under Section IV., Critical Habitat
Identification. Generally, the Sargassum
habitat included in the designation
consists of the western Gulf of Mexico
to the eastern edge of the loop current,
through the Straits of Florida and along
the Atlantic coast from the western edge
of the Gulf Stream eastward.
Comment 21: Several commenters
noted the importance of Sargassum as
developmental habitat for loggerhead
sea turtles, but had concerns with the
large area described in the proposed
rule and recommended defining the area
as discretely as practical. Some noted
that, given the dynamic nature of
Sargassum habitat, it is likely that at
various times much of the suggested
critical habitat area based on Sargassum
would contain densities of Sargassum
below that which would concentrate
loggerhead sea turtles. They
recommended designating Sargassum
itself rather than designating a specified
area, in much the same manner as polar
ice is designated as critical habitat for
polar bears.
Response: We recognize the
Sargassum habitat identified in the
proposed rule is a large area. It is
precisely the dynamic and widespread
nature of Sargassum habitat that made
it a challenge to consider, and why we
did not propose to designate but rather
requested comments on where to
designate in the proposed rule. We have
identified an area of Sargassum habitat
that we believe is most beneficial to the
species and this is included in the final
designation under Section IV., Critical
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Habitat Identification. Generally, the
Sargassum habitat included in the
designation consists of the western Gulf
of Mexico to the eastern edge of the loop
current, through the Straits of Florida
and along the Atlantic coast from the
western edge of the Gulf Stream
eastward.
With regard to the notion of
designating Sargassum itself rather than
a specific area, the ESA requires us to
designate specific areas as critical
habitat, not features or components of
areas. While we recognize that it is
possible that in any given portion of the
critical habitat area at any given time
Sargassum may not provide adequate
cover and forage opportunities for
loggerhead turtles, it is not necessary
that PCEs of Sargassum habitat be
present in the designated area at all
times.
With regard to the polar bear critical
habitat designation, the polar ice in that
designation is treated much the same as
we have treated Sargassum. Recognizing
that it is dynamic in nature, particularly
with the season, the entire U.S. area
within which the polar bears use the ice
was designated, knowing that they do
not use all areas in all seasons or even
all years. The sea ice habitat area
identified in the final rule designating
polar bear critical habitat includes all
contiguous waters from the mean high
tide line of the mainland coast of Alaska
to the 300 m bathymetry depth contour
or the EEZ (75 FR 76086, December 7,
2010).
Comment 22: One commenter was
concerned with the high level of
uncertainty of the location of Sargassum
habitat at any point in time and noted
that the designation of essentially the
entire continental shelf of the northern
Gulf of Mexico as loggerhead critical
habitat appears to be based on an almost
complete lack of knowledge of the
natural variability in Sargassum
distribution and concentration. Further,
the first PCE of Sargassum habitat is
‘‘Convergence zones, surface-water
downwelling areas, and other locations
where there are concentrated
components of the Sargassum
community in water temperatures
suitable for the optimal growth of
Sargassum and inhabitance of
loggerheads.’’ Yet Witherington et al.
(2012) concludes that because they
captured most turtles in Sargassum
outside dense convergence zones, a
direct correlation between strong
convergences and essential loggerhead
habitat cannot be made.
Response: We acknowledge it is
difficult to forecast when Sargassum
will be in a particular location on a
particular date, given the variability of
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eddies, currents and weather; however,
some trends may be anticipated (see
Gower and King 2011). Sargassum
moves with the currents so that
Sargassum originating in the western
Gulf typically spreads to the eastern
Gulf and into the Atlantic, resulting in
a dynamic habitat that is important to
loggerheads wherever it occurs.
The section of the proposed rule that
is quoted in this comment refers
specifically to a correlation between
density of convergence zones and that of
loggerheads, but does not refute the
importance of Sargassum to
loggerheads. Read in its entirety, the
proposed rule (and Witherington et al.
2012) clearly states that young
loggerheads are indeed strongly
associated with Sargassum, but a direct
correlation between the strength of
convergences and the density of
loggerheads cannot be made. As we
noted in the proposed rule,
‘‘Witherington et al. (2012) found that
the distribution of post-hatchling and
early juvenile loggerheads was
determined by the presence of
Sargassum. Indeed, in surveys in which
they measured the relative abundance of
sea turtles in transects of surface-pelagic
habitat across areas with and without
Sargassum, Witherington et al. (2012)
found that 89 percent of 1,884 posthatchling and juvenile turtles were
initially observed within 1 m of floating
Sargassum. Sargassum rafts are likely
not the only habitat of this life stage, as
young turtles move through other areas
where Sargassum does not occur (Carr
and Meylan 1980); however,
loggerheads may be actively selecting
these habitats for shelter and foraging
opportunities.’’ (78 FR 43103, July 18,
2013). The proposed rule also notes
that, while it has been suggested that
turtle density increases with Sargassum
density and consolidation, especially
when Sargassum consolidation is linear
(Witherington et al. 2012),
‘‘Witherington et al. (2012) captured
most turtles in Sargassum outside these
dense convergence zones (i.e., in
scattered patches, weak convergences,
windrows), so a direct correlation
between strong convergences and
essential loggerhead habitat cannot be
made’’ (78 FR 43104, July 18, 2013).
Comment 23: One letter with 5,552
signatures supported the designation of
Sargassum as discussed in the proposed
rule, and encouraged NMFS to explore
using existing methods of remote
sensing to track the wide distribution
and dynamic nature of Sargassum.
Examples of ways to provide guidance
on the near real-time distribution of
Sargassum included Moderate
Resolution Imaging Spectroradiometer
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(MODIS) and the newly launched
Landsat-8. They also recommended
NMFS elevate the need for remotesensing science as a restoration funding
priority for this species through the
various funding mechanisms aimed at
applied research for restoration and
marine conservation.
Response: We appreciate the
commenters’ recommendation about
elevating the need for remote-sensing as
a funding priority. During the
development of the proposed rule, we
explored various ways to detect and
predict Sargassum occurrence in the
Atlantic and Gulf of Mexico, including
the satellite imagery sources identified
in the comment. In the biological report,
we acknowledged that near-real time
detection of Sargassum concentrations
is possible using daily satellite imagery
(MODIS) and the higher resolution
Landsat imagery, but future predictions
must rely on current systems to identify
concentrations of possible habitat. Real
time detection and tracking is currently
available through some public sources
like University of South Florida Optical
Oceanography Laboratory. We agree that
further high resolution imagery of
specific Sargassum habitat from
multiple years would be beneficial, but
even with that information, it is
probable that the habitat would
continue to shift and exhibit variable
patterns in the future. It is necessary to
identify critical habitat areas in advance
and give public notification of the
designated area. That is why we
identified a large area where Sargassum
occurs, although in the final rule we
were able to identify a more specific
area that we believe is most beneficial
to the species (see Section V., Critical
Habitat Identification). Following the
designation of Sargassum critical
habitat, we will continue to explore
options for real time monitoring of
Sargassum and sources of funding for
this work.
Comment 24: One commenter stated
there is no basis for the claim that the
designation will benefit loggerheads
given the large uncertainties in habitat
location and extent, loggerhead use and
specific habitat needs. Further, if
natural baseline conditions are not
established, valid management criteria
cannot be formulated and the
effectiveness of management actions
cannot be ascertained. Finally, they felt
there are no management actions that
can ‘‘provide’’ Sargassum habitat.
Response: While the habitat is
dynamic and the specific location of
Sargassum on any given day cannot be
predicted, the benefit of this habitat to
loggerheads is well established.
Numerous references have explored the
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relationship between sea turtles and
Sargassum (Mellgren et al. 1994;
Mellgren and Mann 1996; Witherington
et al. 2002; Smith and Salmon 2009;
Witherington et al. 2012), and it is
known to be important forage and
shelter habitat for multiple life stages.
The magnitude of Sargassum in the
Atlantic and Gulf of Mexico may vary
from year to year, so it is difficult to
establish natural baseline conditions
that would calculate a biomass that
needs to be protected. However, critical
habitat designation is not dependent
upon establishing a baseline condition.
The PCEs were identified based upon
the best available information and
qualities that would support Sargassum
habitat and be beneficial to loggerheads.
Management actions will be evaluated
via ESA section 7 consultations on a
case by case basis considering these
PCEs and in consideration of the
magnitude of the project and potential
impacts. This process does not differ
from other section 7 consultations on
other ESA listed species and their
designated critical habitat. Finally,
while we agree there are no
management actions that can provide
Sargassum habitat, there are
management actions that can conserve
Sargassum and thus essential forage,
cover and transport habitat for a
particularly vulnerable life stage.
Comment 25: Some commenters were
concerned with NMFS’ inability to
determine suitable concentrations of
Sargassum, including patch size or
abundance of its associated loggerhead
prey. Some felt the proposed rule did
not present methods for determining
what would be a natural, healthy
Sargassum habitat condition. Some also
noted that NMFS concedes that the
specific density of Sargassum that may
result in a high concentration of
loggerhead turtles is unknown. The
implication is that ‘‘high concentration’’
is the desired condition, but this
concept is not directly addressed
anywhere in the proposed rule, and the
range of abundances for loggerheads
that constitute ‘‘high’’ numbers is never
defined.
Response: We agree that it would be
ideal to have a scientific study that
conclusively states the concentration of
Sargassum that would congregate
loggerheads or their prey. However,
such a study is not currently available,
nor is it necessary to designate critical
habitat. While a specific prey
concentration cannot be determined, the
PCEs include ‘‘Sargassum in
concentrations that support adequate
prey abundance and cover’’ to address
the question of whether the critical
habitat designation applies to a small
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piece of Sargassum wherever it may
occur. It was not our intent to classify
every piece of Sargassum as critical
habitat, only the habitat that provides
shelter and forage.
We have not identified a ‘‘high’’
concentration target for loggerheads in
Sargassum in part because ‘‘high
concentration’’ of loggerheads is not a
PCE, and in part because it is unknown.
The best information on concentrations
of turtles in Sargassum can be found in
Witherington et al. (2012). That study
found that relative densities of posthatchling loggerheads in Sargassum
were higher in the Atlantic (∼267 turtles
per km2) compared to the Gulf of
Mexico (∼2 turtles per km2). However,
given the limitations in sampling, these
numbers cannot necessarily be
translated into a target ‘‘high’’
concentration of turtles.
Comment 26: Some commenters
noted that NMFS acknowledged that
‘‘Sargassum rafts are likely not the only
habitat of this life stage, as young turtles
move through other areas where
Sargassum does not occur.’’ The
commenters believe the science shows
that there are other significant factors
that influence loggerhead use of
Sargassum, including time of year,
nesting intensity and cohort size,
migration behaviors, and the vagaries of
habitat location.
Response: The most recent and
comprehensive study on this topic
(Witherington et al. 2012) found that
turtle densities were 100 times higher in
targeted Sargassum patches than in
open water between consolidated
patches. Certainly there are other factors
that may influence the loggerhead’s use
of Sargassum, but those factors are not
necessarily features of the habitat. PBFs
and PCEs refer to the elements of the
habitat type (e.g., Sargassum) that are
essential to the conservation of the
species, and may require special
management considerations. Time of
year, nesting intensity and cohort size,
migration behavior and vagaries of
habitat location are not features of the
Sargassum habitat, per se, although they
may allow us to anticipate whether
special management considerations may
be required.
Comment 27: Several commenters
provided detailed information on the
crucial role Sargassum plays in the
loggerhead’s life cycle. They noted why
this habitat fits the ‘‘may require special
management’’ definition, including the
fact that currents that aggregate
Sargassum also facilitate the
accumulation of synthetic marine debris
and petroleum or petroleumcontaminated debris within the
convergence lines that aggregate
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Sargassum. They noted that in the
aftermath of the 2010 Deepwater
Horizon spill, rescuers collected nearly
500 juvenile turtles from lines of oil and
Sargassum. They also identified direct
harvest of the habitat and fishing
activities that could predictably remove
Sargassum.
Response: We agree that Sargassum
habitat is important to loggerheads and
meets the ‘‘may require special
management considerations’’ portion of
the critical habitat definition. In the
proposed rule, we recognized that the
PCEs can be affected by the following
activities which may require special
management: Commercial harvest of
Sargassum, oil and gas activities, vessel
operations that result in the disposal of
trash and wastes, ocean dumping, and
global climate change. Commercial
fishing gear may have some interactions
with Sargassum during deployment and
retrieval, but these effects are temporary
and isolated in nature and because of
the fluid nature of the pelagic
environment, recovery time is rapid. It
is important to point out that we also
believe that additional management—
beyond that already required—is not
anticipated.
Comment 28: One commenter stated
that not only would designation of the
Sargassum habitat cause the proposed
critical habitat designation to be the
largest in the history of the ESA, it
would be based on physical and
biological features that are poorly
understood, ephemeral, and largely
disconnected from the post-hatchling
populations it is intended to protect.
The commenter requested the entire
proposed critical habitat designation be
withdrawn as unnecessary and
impermissible under the ESA and its
implementing regulations, or narrowly
delineate critical habitat and exclude
from the designation all existing and
proposed oil and gas development areas,
as well as the areas containing
industry’s support infrastructure.
Response: Numerous references have
explored the relationship between sea
turtles and Sargassum (Mellgren et al.
1994; Mellgren and Mann 1996;
Witherington et al. 2002; NMFS and
USFWS, 2008; Smith and Salmon 2009;
Witherington et al. 2012, Mansfield et
al. 2014), and it is known to be
important forage and shelter habitat for
multiple life stages. Given the available
literature, we disagree that the
designation of Sargassum critical
habitat is disconnected from posthatchling populations. We also disagree
that the features of the Sargassum
habitat are poorly understood. The
physical and biological feature of
Sargassum (developmental and foraging
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habitat for young loggerheads where
surface waters form accumulations of
floating material, especially Sargassum)
is clear, we just do not know exactly
when and where it will occur in future
years. We acknowledge that the
Sargassum critical habitat area is large,
but there is no reason this is not
permissible under the ESA, and the
features are dynamic and not present at
all times in all areas. Nonetheless, based
on public comment and new
information we were able to identify a
more specific area that we believe is
most beneficial to the species (see
Section IV., Critical Habitat
Identification). Finally, we completed a
4(b)(2) analysis that considered
economic, national security and other
impacts, and did not identify any
additional impacts to oil and gas
development areas, and thus do not
have a basis to exclude existing and
proposed oil and gas development areas
(see Section VIII, ESA Section 4(b)(2)
Analysis).
Comment 29: Several commenters
noted the designation of a large critical
habitat area will not pose an undue
regulatory burden, especially given the
unique Sargassum ecosystem. One
commenter specifically stated that
agency consultations concerning
Sargassum critical habitat would be
made easier because (1) Sargassum’s
seasonal presence and consistency from
year to year makes its general location
predictable, and (2) scientists are able to
track the movement of large
aggregations of Sargassum through
satellite telemetry data.
Response: We agree that the
designation of critical habitat will not
pose an undue regulatory burden, given
the few special management
considerations that might affect the
habitat and lack of any foreseeable
activities that would rise to the scale of
significant impacts. Although there is
some consistency, it is generally
difficult to predict specific Sargassum
occurrence for a given location and
time, and we are only able to forecast a
general area where Sargassum may be
present. This is the reason we identified
a large geographical area where
Sargassum is likely to occur. We agree
that real time detection through satellite
telemetry is possible in some areas
however.
Comment 30: Several commenters
were concerned that designation of
Sargassum as critical habitat is likely to
present significant new regulatory and
compliance hurdles for Federal actions
in the Gulf of Mexico. They felt it would
be virtually impossible and most
certainly impracticable for commercial
fishing, oil and gas activities, and other
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types of regulated Federal actions to
monitor for Sargassum presence, or to
ascertain in real time a need for impact
avoidance and minimization
requirements which have yet to be
promulgated.
Response: We do not believe that this
rule will cause significant new
regulatory and management measures
for Federal actions. The loggerhead
turtle has been listed since 1978 and,
during this time, consultations on
Federal activities have addressed habitat
needs of the species. Further, when we
identified the possible activities that
may require special management
considerations, commercial fishing
activities were not included. While
commercial fishing gear may have some
interactions with Sargassum during
deployment and retrieval, we anticipate
that these effects will be temporary and
isolated in nature and, because of the
fluid nature of the pelagic environment,
recovery time is rapid.
Comment 31: Two commenters raised
the issue of how climate change may
affect Sargassum. One commenter
supported the inclusion of potential
impacts of global climate change on the
ecological relationships between
climate, oceanographic features,
Sargassum abundance, and location,
with the evaluation of required habitat
for loggerhead development. The
commenter also noted that impacts of
global climate change are expected to
increase the acidification of the world’s
oceans, which is still an unknown factor
in the health of the Sargassum
community and the resulting effects on
loggerhead development. Another
commenter had concerns about
including global climate change as an
‘‘activity’’ potentially affecting
Sargassum habitat, including through
related changes in currents and other
oceanographic features. That commenter
stated that decades of research show
that it is the reverse, that climate is
greatly influenced by oceanic currents.
The commenter strongly urged NMFS to
avoid any management considerations
of global warming effects on Sargassum
habitat.
Response: In the proposed rule,
climate change was included as a
special management consideration for
Sargassum habitat, as this list includes
various anthropogenic factors that may
affect one or more PBF or PCE. We agree
that global climate change should not be
called an ‘‘activity’’ and changed that
wording in the final rule. However, we
must consider global climate change,
which could have significant impacts on
a variety of oceanographic features,
including ocean temperature (and
resulting stratification), currents, and
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ocean acidification. In response to one
comment, we added ocean acidification
to the list of impacts from climate
change in the final rule. In response to
the other, we note that while we agree
that climate is influenced by oceanic
currents, the opposite is also true. For
example, changes in sea surface
temperature and large-scale global wind
patterns (influenced by climate change)
may create divergences in surface
currents (which may affect Sargassum
distribution and consolidation). Climate
change may also increase the frequency
and magnitude of storm events, which
could then lead to increased disruption
of Sargassum consolidation. While the
direct impacts are still unknown, global
climate change may indeed affect
Sargassum habitat.
Comment 32: Several commenters
noted the existing Federal Sargassum
Fishery Management Plan (FMP) which
restricts harvest of Sargassum in the
South Atlantic Region in the U.S. EEZ.
Some noted that, while Sargassum is
currently afforded minimum protection
as essential fish habitat and harvest is
limited in the South Atlantic under the
current FMP, these designations do not
sufficiently reflect the critical role this
habitat plays in the development and
survival of long-lived loggerhead sea
turtles. One commenter also cited a
court decision (Natural Resources
Defense Council v. United States
Department of the Interior) that the
existence of management plans is
indisputable proof that the area qualifies
as critical habitat and that the existence
of other protections for listed species’
habitat, even if equal to or allegedly
greater than the protection that critical
habitat provides, cannot excuse the
service’s failure to designate critical
habitat.
Response: We recognize that there is
a Sargassum FMP in place that could
assist in conserving turtles. As some
commenters noted, the existence of an
FMP is considered indicative of the fact
that management measures may be
required, a condition indicating the
need for critical habitat designation (and
certainly does not preclude the need for
designation). Moreover, that is not the
only activity which may require special
management. The release of
hydrocarbons, trash and toxic waste,
and synthetic debris are among other
threats to turtles in Sargassum, as they
would also be likely to accumulate in
Sargassum due to the same
oceanographic features that form
Sargassum mats and windrows.
Comments on Foraging Habitat
Comment 33: Several commenters felt
NMFS was obligated to designate
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foraging areas as critical habitat because
such areas were identified in the
proposed rule as occupied by
loggerhead sea turtles and are essential
for the conservation of the species. They
felt NMFS’ inability to identify specific
high value sites as foraging critical
habitat for loggerheads was not a reason
to exclude foraging areas from
consideration. Many felt that NMFS
should not require information on
specific prey density as a PCE before
identifying foraging habitat as critical
habitat. Some commenters noted that
prioritization of specific habitats was
not a requirement of the ESA; that if the
PCEs are identified and the area is
essential to the conservation of the
species, it should be designated
regardless of its relative ‘‘priority.’’
Commenters asserted that the ESA
does not allow a lack of information
concerning PCEs to preclude critical
habitat designation. Such designations
must be made on the basis of the best
available scientific data. The
commenters stated that where sufficient
scientific data exist to enable NMFS to
determine critical habitat through the
identification of physical and biological
features and corresponding PCEs, NMFS
is obligated to designate critical habitat
to the maximum extent prudent and
determinable.
Response: We agree that foraging
areas are important to loggerhead
conservation. Sites were identified in
the proposed rule as known foraging
areas based upon a review of the
available literature. However, we do not
have information that shows those areas
to be any more important or essential
than much of the rest of the continental
shelf and associated bays and sounds.
The existing data identifies foraging
areas that have been documented
through research. However, because
loggerhead sea turtles are generalist
foragers, it is unknown whether these
specific foraging areas are essential to
loggerhead conservation or if those areas
are simply where research has been
conducted. As explained in the
proposed rule, the potential PCEs of
foraging habitat—(1) Sufficient prey
availability and quality, such as benthic
invertebrates, including crabs (spider,
rock, lady, hermit, blue, horseshoe),
mollusks, echinoderms and sea pens;
and (2) Water temperatures to support
loggerhead inhabitance, generally above
10 °C—do not differentiate any
particular area of the continental shelf
from other areas. Loggerheads are
generalist foragers that have been shown
to forage on a wide variety of prey
organisms, among a wide variety of
habitat types, throughout the
continental shelf and associated bays
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and sounds in the Gulf of Mexico and
western North Atlantic. However, we
were unable to identify any specific
areas that meet the definition of critical
habitat under section 3(5)(A)(i) of the
ESA. Given the wide distribution of
loggerhead prey items, we could not
identify ‘‘specific areas’’ where the
essential features are found within areas
believed to be occupied by loggerheads.
The entire continental shelf basically
serves as foraging areas for loggerheads.
Comment 34: One commenter
suggested that NMFS should examine
the most recent Recovery Plan updates,
which note the need to evaluate the
foraging habitats most important to the
species’ survival and recovery.
Response: We appreciate the
importance of foraging habitat, and are
aware that the Recovery Plan calls for
identification and protection of marine
habitats important to loggerheads. The
Recovery Plan itself, however, does not
identify the most important loggerhead
foraging grounds but calls for further
work to identify and then protect such
habitat if it can be determined. The
CHRT’s efforts in this regard are
discussed in the proposed rule.
Comment 35: One commenter
recommended that NMFS designate as
foraging habitat Delaware Bay,
Chesapeake Bay, off the Outer Banks,
Pamlico and Core Sounds, Savannah
Harbor ocean bar channel, Charleston
Harbor entrance channel, and
Brunswick Harbor ocean bar channel.
NMFS specifically identifies these areas
as foraging habitat supported by the best
available science. The Recovery Plan
includes an entire section on the
Pamlico-Albemarle Estuarine Complex,
noting that it is the largest estuarine
system in the southeast U.S. and the
third largest in North America, and that
it is important developmental habitat for
loggerheads. The Recovery Plan also
notes that long-term in-water studies
indicate that juvenile loggerheads reside
in particular developmental foraging
areas for many years. This same area has
also been recognized in multiple
scientific studies regarding the capture
of loggerheads in North Carolina state
gillnet fisheries (e.g., McClellan 2011
and Byrd 2011).
Response: Sites, including those
noted in the comment, were identified
in the proposed rule as known foraging
areas (and thus potential critical habitat
candidates) based upon a review of the
available literature. We agree that
foraging areas are important to
loggerhead conservation. However, we
do not have information showing those
areas to have unique habitat features
that would result in them being any
more important or essential than much
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of the rest of the continental shelf and
associated bays and sounds. While
individual studies may highlight
specific areas, such areas are often
reflective of where research is being
conducted due to access or because of
concerns due to fisheries in the areas.
When looking at the information more
holistically, both considering all of the
individual studies together, and looking
at broader datasets such as AMAPPS
aerial surveys and the TEWG report, the
widespread use of the vast majority of
the continental shelf and inshore bays
and sounds by adult and juvenile
loggerheads stands out. Additionally,
the generalist nature of loggerhead
foraging and the lack of any specific
habitat feature, prey type, or prey
concentration that is deemed essential
to loggerheads precludes the
identification of specific habitat to be
protected. We were concerned about the
inability to prioritize foraging habitats,
but perhaps more so about the inability
to draw a box (as is the requirement for
critical habitat) around any one area
with unique PCEs that may represent
critical loggerhead foraging habitat
compared to another neighboring area.
Comment 36: One commenter
provided the most recent study by
Griffin et al. (2013) which identifies four
areas of concentrated foraging use
within the Mid Atlantic Bight. The
commenter felt the information was
sufficient for NMFS to propose these
four areas as critical habitat.
Response: While we carefully
considered the Griffin et al. (2013) study
and its identification of foraging areas in
the mid-Atlantic Bight—one of the few
studies that identified ‘‘hot spots’’ in a
larger study area—those areas do not
represent any specific habitat feature,
prey type, or prey concentration on
which to base a designation.
Comment 37: Several commenters felt
that foraging areas should not be
designated as critical habitat until
adequate data and analysis are available
to correctly identify their importance to
the survival of the species. They felt the
data are inadequate particularly for
Delaware Bay, Chesapeake Bay, Pamlico
and Core Sounds, Savannah Harbor,
Charleston Harbor and Brunswick
Harbor.
Response: While we appreciate the
commenter’s desire to have
comprehensive studies before assessing
whether and where to designate critical
habitat, the ESA requires us to designate
critical habitat based on the best
scientific and commercial data
available. While individual studies may
highlight specific areas, such areas are
often reflective of where research is
being conducted due to access or
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because of concerns due to fisheries in
the areas. When looking at the
information more holistically, both
considering all of the individual studies
together and looking at broader datasets
such as the TEWG data, it is clear that
adult and juvenile loggerheads use not
just inshore bays and sounds as foraging
areas, but the vast majority of the
continental shelf as well. Additionally,
as noted above, loggerhead sea turtles
are generalist feeders. No specific
habitat feature, prey type, prey
concentration, or area has been
identified as essential to their
conservation.
Comment 38: Two commenters
recommended NMFS adopt a strategy to
designate representative areas to ensure
that at least some portion of the
population in each of the neritic life
stages and subpopulations will benefit
from protected foraging habitat. One
argued that this is similar to the
approach used by USFWS to designate
terrestrial habitat on some low density
beaches, and recommended NMFS
convene a group of experts to synthesize
available data to select the appropriate
size and location for foraging habitats
based on this strategy in order to
designate representative nearshore/
inshore juvenile foraging critical habitat
areas.
Response: First, while we do
appreciate the commenters’ desire to
identify a means to designate foraging
critical habitat, the ESA does not allow
us to designate ‘‘representative’’ areas.
We must designate those specific areas
that are essential to the conservation of
the species based on specific physical or
biological features and associated PCEs.
We could not identify specific areas that
are essential to the species.
Second, the USFWS strategy for
designating nesting habitat is not
analogous to what is being suggested.
The USFWS selection of nesting
beaches to be proposed as critical
habitat was based on a near complete
understanding of which beaches
loggerheads use for nesting and in what
densities. As such, the most important/
high density beaches for each major
nesting region could be identified to
ensure the maintenance of genetic
diversity. With regard to foraging, we
cannot identify high density foraging
areas or specific habitat features, prey
type, or prey concentrations essential to
loggerhead conservation. While there
are some areas where concentrated
foraging has been identified, the PBFs
and PCEs in those areas are not
necessarily different than those in
nearby areas.
Comment 39: The proposed rule
identifies several notable foraging
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aggregations, some of which are
occupied on a seasonal basis. Several of
these sites have been the subject of
multi-decadal mark-recapture studies
that demonstrate consistent aggregations
of juvenile and sub-adult loggerhead
turtles with year-round or seasonal
residency, i.e., in Florida: Indian River
Lagoon (University of Central Florida);
in North Carolina: Core-PamlicoAlbemarle Sound Complex (National
Marine Fisheries Service Beaufort Lab);
and in Virginia: Chesapeake Bay
(Virginia Institute of Marine Science).
The commenter noted a number of
papers that provide quantitative data on
foraging distributions of post-nesting
females from the northern recovery unit
(Griffin et al. 2013, Hawkes et al. 2007,
Hawkes et al. 2011), foraging areas for
adult male loggerheads (Arendt et al.
2011), and foraging areas for postnesting adult females for the Peninsular
Florida and Northern Gulf recovery
units (Foley et al. 2013 and Hart et al.
2012), and noted that satellite telemetry
and/or stable isotope analysis have
corroborated the value of these sites, as
well as identifying additional foraging
areas for both juvenile and adult
loggerhead turtles (McClellan et al.
2010). The commenter believes that
representative sites could be selected on
the southwest, central and northern
Florida shelf based on these data.
Moreover, in many of these neritic
loggerhead foraging grounds (i.e.,
Florida, North Carolina, Virginia)
special management consideration and
protection is already in place (i.e.,
fisheries bycatch reduction measures).
The commenter believes that sites
where juvenile loggerheads may reside
warrant designation despite the lack of
particular physical or biological features
that might be used in modelling
approaches. The commenter felt that
presence of loggerheads was proof of
importance. Therefore, the commenter
encourages NMFS to include the neritic
foraging grounds identified in the
proposed rule as part of their
designation of critical loggerhead
habitat and to use the wealth of
information on known sites as part of
this process.
Response: All of the studies cited
were reviewed by the CHRT. While
individual studies may highlight
specific areas, such areas are often
reflective of where research is being
conducted due to access or because of
concerns due to fisheries in the areas.
When looking at the information more
holistically, both considering all of the
individual studies together and looking
at broader datasets such as the TEWG
data, it is clear that adult and juvenile
loggerheads use not just inshore bays
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and sounds as foraging areas, but the
vast majority of the continental shelf as
well. Additionally, as noted above,
loggerhead sea turtles are generalist
feeders. No specific habitat feature, prey
type, prey concentration, or area has
been identified as essential to their
conservation. With regard to identifying
‘‘representative sites,’’ please see
Response 37.
Comment 40: One commenter felt that
the omission of loggerhead foraging
grounds in the proposed rule is
inconsistent with NMFS’ designation of
critical habitat for the leatherback in the
North Pacific Ocean (77 FR 4170;
January 26, 2012) and with Canada
DFO’s (Fisheries and Oceans Canada)
designation of critical habitat for the
leatherback in the Northwest Atlantic
Ocean. In those designations, both
countries identified only leatherback
foraging grounds as critical habitat in
their territorial waters. No nesting or
breeding occurs in the territorial waters
of either region. In both cases, the
foraging grounds designated were but a
small proportion of the total foraging
grounds of the species, but nevertheless
the country-specific foraging grounds
were recognized as essential. Further
the commenter recommended that
NMFS base the designation of critical
foraging habitat for loggerheads in the
Northwest Atlantic Ocean on the
Atlantic Strategy Steering Committee’s
synthesis, and include the Gulf of
Mexico. NMFS should define the
foraging habitats as functional habitats
with some metrics (available prey,
depth <200m, etc.).
Response: A comparison of foraging
habitat for the leatherback turtle in the
North Pacific Ocean with foraging
habitat for the loggerhead, whether in
the North Pacific or Northwest Atlantic
Ocean, is not analogous. The
leatherback turtle has very specific
preferred prey, Scyphomedusae, and
critical habitat units were identified, in
large part, on areas where their prey
concentrate. Loggerheads do not have a
preferred prey and there are no habitat
features necessary for foraging beyond
water temperature and sufficient prey
availability and quality. These factors
make it much more difficult to identify
foraging critical habitat for loggerheads
than Pacific leatherbacks. Indeed, in the
Northwest Atlantic Ocean DPS, both
adequate water temperature and
sufficient prey occur year-round in the
Gulf of Mexico and the Atlantic coast up
to North Carolina, and as far north as
Massachusetts in the summer. The
CHRT considered defining critical
foraging habitat by some metric such as
prey or depth. However, the extensive
foraging throughout the continental
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shelf, bays and sounds, and the
generalist foraging habits of loggerheads
did not allow us to identify metrics that
would differentiate any particular,
essential foraging habits or habitat
features from the entire foraging habitat.
Comment 41: One commenter was
concerned that NMFS defined the
physical or biological features of
loggerhead foraging habitat as areas
‘‘frequently used by large numbers of
juveniles or adults.’’ They argued that
the lack of comprehensive shelf-wide
surveys makes it impossible to define
high use areas. In addition, the
consideration of only high use areas
may not be an appropriate strategy for
aspecies that occurs in a uniform
distribution across the foraging habitat
(no definable high use area). The
commenter recommended that NMFS
modify the PBF by removing the
‘‘frequently used by large numbers of
juveniles or adults’’ language from the
definition for foraging habitat.
Response: We focused on areas
frequently used by large numbers of
juveniles or adults as a means of
identifying habitat that is essential to
the species. If we removed that portion
of the definition for the PBF, we would
be left with ‘‘specific sites on the
continental shelf or in estuarine waters
used as foraging areas’’ but we would
likely have maintained the PCEs as they
are (sufficient prey availability and
quality, and water temperatures above
10 °C). This would not assist in
identifying areas essential to the
conservation of the species.
Comment 42: One commenter pointed
out that the TEWG’s 2009 analysis of
habitat usage resulted in the
identification of relatively high use
areas ‘‘which served as a proxy for
identifying important habitat areas,
especially as there is little quantitative
data on loggerhead use of offshore
waters.’’ Thus, NMFS admits that the
best available science uses species use
as a surrogate for identification of
specific habitat characteristics. Where
the agency knows that areas are
important, highly used, and may be in
need of special management
considerations, these should be
designated as critical habitat, bolstered
by PCEs to the extent and with the
specificity that can be identified.
Response: While we used the TEWG
analysis to make an initial identification
of high use areas to consider as possible
foraging critical habitat, we can only
designate occupied areas as critical
habitat if they contain PBFs essential to
the conservation of the species. We were
unable to identify PBFs and PCEs
associated with the high use foraging
areas because we could not identify any
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specific habitat feature, prey type, prey
concentration, or area as essential to
their conservation.
Comment 43: One commenter
recommended that NMFS designate as
foraging habitat Delaware Bay,
Chesapeake Bay, off the Outer Banks,
Pamlico and Core Sounds, Savannah
Harbor ocean bar channel, Charleston
Harbor entrance channel, and
Brunswick Harbor ocean bar channel.
NMFS specifically identifies these areas
as foraging habitat supported by the best
available science. The Recovery Plan
includes an entire section on the
Pamlico-Albemarle Estuarine Complex,
noting that it is the largest estuarine
system in the southeast U.S. and the
third largest in North America, and that
it is important developmental habitat for
loggerheads. The Recovery Plan also
notes that long-term in-water studies
indicate that juvenile loggerheads reside
in particular developmental foraging
areas for many years. This same area has
also been recognized in multiple
scientific studies regarding the capture
of loggerheads in North Carolina state
gillnet fisheries (e.g., McClellan 2011
and Byrd 2011).
Response: Sites, including those
noted in the comment, were identified
in the proposed rule as known foraging
areas (and thus potential critical habitat
candidates) based upon a review of the
available literature. We agree that
foraging areas are important to
loggerhead conservation. However, we
do not have information showing those
areas to have unique habitat features
that would result in them being any
more important or essential than much
of the rest of the continental shelf and
associated bays and sounds. While
individual studies may highlight
specific areas, such areas are often
reflective of where research is being
conducted due to access or because of
concerns due to fisheries in the areas.
When looking at the information more
holistically, both considering all of the
individual studies together, and looking
at broader datasets such as AMAPPS
aerial surveys and the TEWG report, the
widespread use of the vast majority of
the continental shelf and inshore bays
and sounds by adult and juvenile
loggerheads stands out. Additionally,
the generalist nature of loggerhead
foraging and the lack of any specific
habitat feature, prey type, or prey
concentration that is deemed essential
to loggerheads precludes the
identification of specific habitat to be
protected. We were concerned about the
inability to prioritize foraging habitats,
but perhaps more so about the inability
to draw a box (as is the requirement for
critical habitat) around any one area
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with unique PCEs that may represent
critical loggerhead foraging habitat
compared to another neighboring area.
Comment 44: One commenter
requested NMFS to designate the neritic
area in and around the Chesapeake Bay
as critical habitat. The commenter felt
that the available information supports
the designation for this area.
Specifically, surveys show a relatively
large abundance and density of
loggerheads in neritic Virginia waters
between the months of May and
September. Satellite telemetry studies
show that individual loggerheads have
core habitat in the Chesapeake Bay. Dive
data collected from Virginia show
dynamic behaviors for loggerheads in
Chesapeake Bay and preliminary
analysis of these data show potential
foraging hotspots. Furthermore, resource
selection analysis modeling on existing
data could provide a statistically
reportable probability that loggerheads
will forage in specific areas. The
commenter felt that this type of
modeling should be conducted to
identify critical foraging habitat. A large
proportion of Virginia stranded
loggerheads exhibit signs of
anthropogenic injury. The commenter
felt that these numbers qualify Virginia
as a specific geographic area which may
require special management
considerations or protection. Finally,
diet studies have shown that the
primary prey of stranded Virginia
loggerheads has shifted away from
crustaceans and mollusks to bony fish
over the past years—potentially putting
the population at greater risk of fishery
related serious injury and mortality.
This may be due to a decrease in the
availability of primary prey types in the
Bay. The commenter asserted this shift
creates a conservation concern directly
related to foraging behavior in the
Chesapeake Bay.
Response: See response to Comment
42.
Comments on Nearshore Reproductive
Habitat
Comment 45: Several commenters
were concerned that the proposed 1.6
km (1 mile) from the mean high water
(MHW) datum seaward is too narrow an
area to be identified as nearshore
reproductive habitat for hatchling swim
frenzy and for females during the
internesting period. They argued that
females utilize nearshore waters at least
out to 5.0 km (3 mi). They stated that
NMFS should designate areas up to 3
miles or further due to the dangers of
fishing, offshore energy activities, and
vessel traffic. The commenters suggest
that NMFS did not determine whether
a distance of three miles was essential
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to the conservation of the species, but
rather that a distance of one mile was
more essential to the conservation of the
species. Rather than the dispersal of sea
turtles as they move farther from shore
providing a reason to designate less
critical habitat, it arguably should be
reason to designate across more of the
dispersal area.
Response: We considered using 1.6
km (1 mile), 4.8 km (3 mile), and
distances further from shore, and
weighed which distance was essential to
the conservation of the species. As
noted, the data indicate loggerheads use
habitat even greater than 5.0 km (3
miles) from shore. However, in
considering habitat needs of these
turtles, waters closest to shore pose the
greatest opportunity for disruption of
the habitat functions necessary for
offshore egress for hatchlings and transit
to and from the nesting beach by nesting
females. Internesting females use waters
to 4.8 km (3 mile) and beyond, but they
move up and down the shoreline as
well. We chose not to attempt to include
all habitat used by the internesting
females and hatchlings; rather, we
identified the physical or biological
feature necessary to the conservation of
loggerheads as the portion of nearshore
waters adjacent to nesting beaches that
are used by hatchlings to egress to the
open-water environment as well as by
nesting females to transit between beach
and open water during the nesting
season. For example, threats to the
essential function of the hatchling swim
frenzy habitat include physical
impediments to offshore egress,
predator concentration, disruption of
wave angles used for orientation to open
water, and the formation of strong
longshore currents resulting from
artificial structures (such as breakwaters
or groins). The vast majority of threats
would occur well within the 1.6 km
line. Likewise, internesting female use
of in-water habitats beyond the very
nearshore waters is expected to be much
more dispersed as discussed previously.
A distance of 1.6 km from the MHW line
includes the areas most in need of
protection from potential habitat
disruptions such as the construction
and placement of structures that could
alter the nearshore habitat conditions
and thus affect nesting female transit to
and from the nesting beaches.
Comment 46: Several commenters
were concerned that the proposed rule
may not adequately address critical
habitat for reproductively active adult
females during the internesting period.
They argued that the location of
nearshore reproductive habitat should
not be based on the locations of certain
nesting beaches. Females move laterally
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along the shore and often occupy
nearshore waters that are not seaward of
the designated nesting beaches.
Therefore, many of them will not be
protected by the critical habitat
designation if their internesting habitat
is not off one of these designated
beaches. The proposed critical habitat
should extend along the entire shoreline
in which loggerhead nesting occurs, not
just off some of the beaches.
Response: We agree that internesting
females move laterally along the shore
and often occupy nearshore waters that
are not seaward of the designated
nesting beaches. However, we have
determined that the portion of nearshore
waters adjacent to nesting beaches that
are used by hatchlings to egress to the
open-water environment as well as by a
large portion of nesting females to
transit between beach and open water
during the nesting season are the areas
that contain the features that are
essential to the conservation of
loggerheads. These waters contain the
vast majority of threats to expeditious
ingress and egress from the beach that
are experienced both by nesting females
and hatchlings in their swim frenzy (see
also Response 44).
Comment 47: One commenter felt that
NMFS must designate waters off all
occupied nesting beaches, and not only
the beaches with the highest nesting
density, as proposed. They believe
NMFS should designate waters off all
occupied beaches because the physical
and biological feature of nearshore
reproductive habitat and its
corresponding PCEs are present
regardless of how the beaches rank in
density. Additionally, they argued that
tagging studies show that many sea
turtles nesting on high-density beaches
in the northern Gulf of Mexico will also
nest on other low-density beaches as
well.
Response: Section 3(5)(C) of the ESA
states that, ‘‘Except under those
circumstances determined by the
Secretary, critical habitat shall not
include the entire geographical area
which can be occupied by the . . .
species.’’ We defined the first PCE for
nearshore reproductive habitat as
‘‘Nearshore waters directly off the
highest density nesting beaches and
their adjacent beaches as identified in
50 CFR 17.95(c) to 1.6 km (1 mile)
offshore.’’ Therefore the PBF and PCEs
are not present in nearshore
reproductive habitat off of all occupied
nesting beaches but are in all those we
designated. Most importantly, we
defined the PBF and PCEs the way we
did because we believe that the amount
and distribution of critical habitat being
designated for terrestrial and nearshore
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reproductive habitat is adequate to
conserve (recover) all recovery units of
this DPS.
The nearshore reproductive habitat off
of high density beaches will conserve
the species because they represent the
highest nesting densities within each of
the four recovery units, have a good
geographic spatial distribution that will
help ensure the protection of genetic
diversity, and collectively provide a
good representation of total nesting. The
beaches and nearshore habitat adjacent
to the primary high-density nesting
beaches currently support loggerhead
nesting and can serve as expansion
areas should the high-density nesting
beaches be significantly degraded or
temporarily or permanently lost through
natural processes or upland
development.
Comment 48: Several commenters felt
USFWS and NMFS did not consider the
historical nesting data distribution
when they proposed critical habitat on
nesting beaches and in nearshore
reproductive habitat. They believe
historical nesting data distribution
shows that the geographical area most
critical to the survival of the species
occurs on the beaches of Florida. The
commenters stated the data show that
79 percent of nesting activity occurs on
363 km of the Florida east coast between
Ponce Inlet and Miami Beach (15
percent of the total of all beaches within
the Northwest Atlantic Ocean DPS)
while only 21 percent of nesting activity
occurs within the 2,078 km (85 percent)
comprising the rest of the DPS. Further,
the data show that geographical
locations at the northern extreme of the
DPS (North Carolina) and the northern
Gulf of Mexico have very low
populations and nesting density.
Response: We understand that most
nesting occurs along the east coast of
Florida; however, highest density
nesting is not the sole criteria by which
to identify geographic areas that are
critical to the conservation of the
species. We intentionally divided
loggerhead reproductive areas into the
Recovery Units identified in the
Recovery Plan (NMFS and USFWS
2008) and, within these areas, by State
or regions within the State (for Florida).
We did this to identify the following: (1)
Beaches with a good geographic spatial
distribution to ensure protection of
genetic diversity and thus adaptive
potential of the DPS, (2) beaches that
collectively provide a good
representation of total nesting, and (3)
beaches adjacent to high density nesting
beaches that can serve as expansion
areas as the DPS recovers or allow for
movement of nesting, since loggerheads
nest on dynamic ocean beaches that can
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be degraded or lost over time through
natural and anthropogenic processes.
While the geographical locations at
the northern end of the DPS (North
Carolina) and the northern Gulf of
Mexico have very low populations and
nesting density in comparison with
Florida, they may also represent
important genetic diversity and adaptive
potential for the DPS, especially as our
climate changes. In the case of the
northern end of the DPS, these beaches
also represent the portion of the DPS
most likely to produce male loggerheads
because lower nest temperatures result
in a higher proportion of males. As a
result, these areas serve a very
important and unique purpose within
the DPS.
Comment 49: One commenter
requested NMFS add seven beach
segments and exclude 23 beach
segments of proposed nearshore
reproductive habitat. The commenter
argued that the seven beach segments,
all located in Florida, should be added
due to the high concentration of
historical nesting activity at these
locations and/or the proximity of these
segments to other high density segments
proposed for critical habitat. These
segments have an average nest density
of 55.3 nests/km and account for 10
percent of total nests. They consist of
Ponce Inlet through New Smyrna Beach,
Cape Canaveral Air Force Station, Jetty
Park through Cocoa Beach, Patrick Air
Force Base, Vero Beach to Ft. Pierce
Inlet, Hillsboro Inlet to Port Everglades,
and Port Everglades through Golden
Beach.
The 23 beach segments recommended
for exclusion are due to the low number
of nests/low density they produce.
These include eight in North Carolina,
two in Mississippi, three in Alabama,
and 10 in Florida. These segments have
an average nest density of 2.7 nests/km
and account for 1.6 percent of total
nests. They consist of Bogue Banks and
Bear Island, North Carolina (LOGG–N–
03), Topsail Island and Lea-Hutaff
Island, North Carolina (LOGG–N–04),
Pleasure Island, Bald Head Island, Oak
Island and Holden Beach, North
(LOGG–N–05), Long Key and Bahia
Honda, Florida (LOGG–N–19), Perdido
Key, including Gulf Islands National
Seashore, Florida (LOGG–N–33), St. Joe
Beach and Mexico Beach, Florida
(LOGG–N–32), St. Joseph Peninsula
(LOGG–N–31), St. Vincent Island, Little
St George Island, St. George Island, and
Dog Island, Florida (LOGG–N–31), Horn
Island, MS (LOGG–N–35), Petit Bois
Island, MS (LOGG–N–36), Mobile BayLittle Lagoon Pass, AL (LOGG–N–34),
Gulf State Park-Perdido Pass, AL
(LOGG–N–33), Perdido Pass-Florida-
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Alabama line, AL (LOGG–N–33). The
net effects of the changes would be (1)
Number of Critical Habitat units would
drop from 90 to 74; (2) critical habitat
unit length would drop from 1,189.9 km
(48 percent) to 927.9 km (38 percent);
(3) average annual nesting event
included in critical habitat units would
increase from 55,204 (86 percent) to
60,691 (94 percent). These changes
would increase the coverage of
historical nesting activity but reduce the
area that would be subjected to
additional regulations and management
processes as a result of designation.
Response: We appreciate the
commenter’s desire to include the
greatest density of loggerhead nests and
nearshore reproductive areas within the
shortest span of coastline. However,
while the Florida coast does contain the
highest density of loggerhead nests,
tenets of conservation biology dictate
the importance of conserving the range
of habitats and individuals in order to
preserve both adaptive capability of
turtles (turtles that have adapted to
different conditions, exhibit different
life history strategies (such as
overwintering off of North Carolina as
opposed to migrating south) and/or
those whose genetic makeup may reflect
such adaptations), and a range of habitat
options as conditions change, such as
loss of habitat in low lying areas due to
sea level rise. In the designation of
critical habitat, we purposely identified
high density nesting habitat in each
state in order to protect a portion of
nesting in each recovery unit. See
Response 47 for more discussion of this
subject.
Comment 50: Several commenters
noted that 2012 nesting density for
North Carolina was 3.25 nests per mile
of beach. Bogue Banks nesting density
was half of that at 1.6 nests per mile.
Bogue Banks has had an average nesting
density of 1.25 since 1996. When
compared to South Carolina (24.8 nests
per mile), Georgia (24 nests per mile of
beach), and Florida (120 nests per mile),
Bogue Banks does not qualify for critical
habitat designation for either terrestrial
or nearshore reproductive habitat.
Response: We are aware that the
beaches in North Carolina have lower
nesting densities than in some of the
other parts of the species’ nesting range.
Please see Responses to Comments 47
and 48.
Comment 51: One commenter
disagreed with designating nearshore
reproductive habitat in Mississippi
(LOGG–N–35 and LOGG–N–36). The
commenter argued that there are far
fewer nests annually in Mississippi
compared to other identified habitat
recovery units and nesting locations.
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They state that estimated densities of
sea turtles in shelf areas seaward of the
Mississippi barrier islands have
historically been low (e.g., McDaniel et
al., 2000). The commenter felt the data
did not support designation of critical
habitat for the two nearshore
reproductive areas in Mississippi.
Response: Please see Responses to
Comments 47 and 48.
Comment 52: Several commenters felt
the inclusion of low density nesting
sites adjacent to high density nesting
sites was inappropriate. Some noted
that 34 areas covering 739.3 miles of
coastal waters proposed by NMFS for
marine critical habitat designation are
comprised of waters offshore beaches
that are not high nesting density
beaches. Marine habitat off of beaches
that presently host low density nesting
activity is not essential to the
conservation of the loggerhead turtle
because the ‘‘egress’’ and ‘‘transit’’
behaviors of a relatively small
percentage of the total number of
hatchlings or nesting females could be
affected by activities in these proposed
areas. They further note that the
proposed rule indicates these adjacent
beaches may or may not become
important nesting beaches based on two
future events which may be plausible,
but which do not exist today and which
may or may not occur in the future.
Thus, the designation of these adjacent
beaches and the marine areas offshore of
these beaches is neither prudent nor
determinable.
Response: Beaches adjacent to high
density nesting beaches were proposed
for designation by USFWS to serve as
expansion areas as the DPS recovers
and/or allow for movement of nesting
because loggerheads nest on dynamic
ocean beaches that can be degraded or
lost over time through natural and
anthropogenic processes. We support
this and proposed designation of waters
offshore of these beaches because it is
important not only to identify high
density nesting with a broad geographic
representation but also to identify
sufficient geographic area to allow the
DPS to continue to recover and thrive.
Given the strong nest site fidelity of
loggerhead sea turtles, it made the most
sense to identify areas adjacent to high
density nesting beaches.
Comment 53: One commenter asked
for clarity on designating areas offshore
of beaches, which collectively account
for 84 percent of all documented nests
in order to satisfy the statutory
standards of it being both prudent and
essential to the conservation of the
species. The commenter questioned
whether some lower percent would be
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sufficient for the essential conservation
of loggerhead turtles.
Response: Designating nearshore areas
off of beaches that account for a high
percentage of documented nests is
appropriate, given that the species is
threatened and needs to continue to
recover. As stated in the rule, this
habitat has been deemed essential to the
conservation of the species because it
does the following: (1) Protects
nearshore habitat adjacent to a broad
distribution of nesting sites; (2) allows
for movement between beach areas
depending on habitat availability
(response to changing nature of coastal
beach habitat) and supports genetic
interchange; (3) allows for an increase in
the size of each recovery unit to a level
at which the threats of genetic,
demographic, and normal
environmental uncertainties are
diminished; and (4) maintains its ability
to withstand local or unit level
environmental fluctuations or
catastrophes.
Comment 54: NMFS proposed 36
marine areas for potential designation as
critical habitat that relate to four
specific aspects of loggerhead life
history including nearshore
reproductive habitat, wintering areas,
breeding areas and migratory corridors
(LOGG–N–1 through LOGG–N–36).
Several aspects of loggerhead life
history are seasonal and do not
normally occur year-round. In turn, the
proposed rule confirms that the use or
occupation of these areas by loggerhead
turtles is also seasonal. For example, it
is obvious that by definition, wintering
habitat is occupied by certain turtles
during the winter. The commenter felt
the critical habitat designations did not
adequately include a component that
reflects seasonal behavior and
occupation of the areas by loggerheads.
Response: Seasonal behavior and
occupation of an area by loggerheads
can be influenced by environmental
conditions, which may vary year to
year. Wherever possible, we specified
seasonal components that reflect
seasonal use by or behavior of
loggerheads. For instance, where
appropriate we specified the time of
year or even months during which the
physical or biological features in the
proposed designated critical habitat
occur or are of interest. For example, in
the proposed rule, winter habitat is
described as warm water (above 10 °C
from November through April) used by
a high concentration of juveniles and
adults during the winter months. These
seasonal descriptors will assist Federal
agencies when consulting under ESA
section 7 on their activities in the area.
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Comment 55: The proposed rule does
not provide an adequate description of
the PBF’s and PCE’s to support the
inclusion of inlets as a component of
nearshore reproductive habitat. The
proposed rule should cite specific
scientific research supporting the
designation of inlets as nearshore
reproductive habitat.
Response: We may designate an
inclusive area when several habitats,
each satisfying the requirements for
designation as critical habitat, are
located in proximity to one another (50
CFR 424.12(d)). In the cases of beaches
along islands or that wrap around into
an inlet, we started with the furthest
point from the far end of the unit and
extended it out seaward. Where beaches
are adjacent and within 1.6 km (1 mile)
of each other, nearshore areas are
connected, either along the shoreline or
by delineating on GIS a straight line
from the end of one beach to the
beginning of another, either from island
to island, or across an inlet or the mouth
of an estuary. The furthest point at each
end of the combined unit was extended
seaward to identify the nearshore
reproductive habitat area. This will
provide more connectivity to the
multiple adjacent areas and a clear
designation for nearshore reproductive
habitat. We did not designate critical
habitat within inlets when linking
nearshore reproductive units—just
across the inlet from beach to beach.
Comment 56: One commenter was
concerned that the proposed rule did
not define what constitutes a
‘‘sufficient’’ condition of minimal
obstructions and artificial lighting to
allow transit through the surf zone.
They felt such ambiguity is likely to
result in inconsistency in regulatory
requirements depending on the type and
timing of future Federal actions.
Response: It is not possible to define
what constitutes a ‘‘sufficient’’
condition because every situation will
be different. It is not possible to apply
one standard as the impact of the
obstructions and lighting could vary
depending on many variables about the
obstructions themselves, the
configuration, and other details of the
nesting beach and nearshore waters.
Although the condition is not
standardized, we will be as consistent as
possible in our consultations, given
these constraints.
Comment 57: One commenter urged
NMFS to include in its designation of
nearshore reproductive habitat the areas
offshore the following nesting beaches:
Cape Hatteras and Cape Lookout, Figure
8 Island, Ocean Isle, and Sunset (North
Carolina); Bay Point, Hilton Head,
North, Pritchards, Bull, and Hunting
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(South Carolina); Little St. Simon and
Jekyll Islands (Georgia).
Response: Both NMFS and USFWS
acknowledge the importance of all
loggerhead nesting beaches and
nearshore reproductive habitat. These
beaches and their associated nearshore
habitat did not meet the critical habitat
selection criteria either because the
nesting density was not in the upper
quartile of nesting density by state or
the island was not adjacent to a high
density nesting beach. For this reason,
we are not designating the areas as
critical habitat. However, loggerheads,
their nests and nearshore habitat will
continue to be protected along these
beaches because the DPS is listed as
threatened under the ESA and any
impacts to the habitat that affect
individual turtles will be considered in
a consultation with Federal action
agencies.
Comment 58: Several commenters
requested NMFS also consider
additional nearshore habitat off nesting
beaches in Lee and Collier Counties,
Florida. Specifically, they requested
beaches in Collier County from Doctor’s
Pass to Gordon Pass, as well as the
beaches of Marco Island be designated.
Likewise, the eastern end of Sanibel
Island in Lee County should be
designated. While these stretches of
beach do not contain the same density
as other areas proposed for designation
under the USFWS proposal, these
beaches are currently occupied and do
appear to contain the physical and
biological features, as well as
constituent elements, of critical habitat
as described in the USFWS Federal
Register notice. Thus, the final NMFS
rule should also reflect these areas in its
designation. Specifically, areas adjacent
to LOGG–N–28, between LOGG–N–27
and LOGG–N–26, and adjacent to
LOGG–N–25, should be designated
where neritic and nearshore habitats
occur.
Response: We acknowledge the
importance of the loggerhead nesting
beaches and nearshore reproductive
habitat in Lee and Collier Counties.
However, these beaches and their
associated nearshore habitat did not
meet the critical habitat selection
criteria either because the nesting
density was not in the upper quartile of
nesting density by state or the island
was not adjacent to a high density
nesting beach. For this reason, we are
not designating the areas as critical
habitat. However, it is important to note
that loggerheads, their nests and
nearshore habitat will continue to be
protected along these beaches because
the DPS is listed as threatened under the
ESA and any impacts to the habitat that
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affect individual turtles will be
considered in a consultation with
Federal action agencies.
Comment 59: Multiple commenters
opposed designating critical habitat for
either terrestrial or nearshore
reproductive habitat for the Cape
Hatteras National Seashore Recreational
Area (CAHA) and Cape Lookout (CALO)
and areas south along the North
Carolina coast. CAHA and CALO to its
south are far beyond the historical
nesting range that has proven critical to
the species. They argued that neither of
these beaches have historically had a
sufficient number of nests or density to
warrant designation. Foreseeable events
are unlikely to ever change this
conclusion. USFWS and NMFS
correctly excluded CAHA and CALO in
the proposed designations.
Response: We determined that CAHA
and CALO did not meet the critical
habitat selection criteria because the
nesting density was not in the upper
quartile of nesting density by state or
the island was not adjacent to a high
density nesting beach. Loggerhead nests
and nearshore reproductive habitat will
continue to be protected along these
beaches because the DPS is listed as
threatened under the ESA and any
impacts to the habitat that affect
individual turtles will have to be
considered in a consultation with
Federal action agencies. The
determination with regard to CAHA and
CALO remained the same in the final
rule.
Comment 60: One commenter felt that
the nearshore waters out to the
Sargassum weed should be designated
as critical habitat during the loggerhead
nesting season. USFWS should
designate as critical habitat the beaches
from Currituck, North Carolina, and
south, and concurrently NMFS should
designate nearshore reproductive
habitat off those beaches.
Response: With regard to the extent to
which nearshore waters should be
designated off the beach, it would be
very difficult to tie it to a dynamic
habitat feature such as Sargassum, and
particularly difficult to tie it to
Sargassum given that Sargassum can
occur right up to shore. In our proposed
rule, we discussed designating
Sargassum habitat starting at the 10 m
depth contour only to ensure that the
Sargassum we might designate was out
of the tidal influence (although we
identified critical habitat for Sargassum
more narrowly in the final rule, starting
it at the western edge of the Gulf Stream
in the Atlantic). With regard to
designating nearshore reproductive
habitat off of all beaches from Currituck,
North Carolina and south, we appreciate
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the commenter’s desire to protect these
beaches and their nearshore habitat, but
we used selection criteria to identify
critical habitat (see responses to
Comment 56) and many of these
beaches and their associated nearshore
habitat did not meet these criteria. For
this reason, we are not designating them
as critical habitat. However,
loggerheads, their nests and nearshore
habitat will continue to be protected
along these beaches because the DPS is
listed as threatened under the ESA and
any impacts to the habitat that affect
individual turtles will be considered in
consultations with Federal action
agencies.
Comment 61: Several commenters
requested that NMFS not designate
nearshore reproductive waters as critical
habitat in Carteret County, North
Carolina. They felt that existing active
coastal shore protection programs,
which include maintaining and
enhancing ‘‘on land’’ and ‘‘in the water’’
habitats for loggerhead sea turtles,
negated the necessity of designating
critical habitat in the area. The
commenters stated these programs are
compliant with stringent state and
federal regulations, including sediment
criteria, mandated construction
windows, tilling requirements and other
provisions, to ensure that habitat for
threatened and endangered species,
including the loggerhead sea turtle, are
protected before, during and after beach
nourishment activities.
Response: We appreciate all the
efforts that are being made by Carteret
County on behalf of loggerhead turtles
and their habitat. However, ongoing
conservation measures are not a cause
for excluding an area from critical
habitat. The nearshore reproductive
habitat off Carteret County was
designated based upon nesting beach
selection criteria that was consistently
applied throughout the DPS.
Comment 62: One commenter
requested NMFS reduce the proposed
11.5 miles of nearshore reproductive
critical habitat designation (LOGG–N–5Pleasure Island, Bald Head Island, Oak
Island, and Holden Beach, New Hanover
and Brunswick Counties, North
Carolina) to 4.5 miles to include the
oceanfronts of Fort Fisher State Park,
portions of the Zeke’s Island Reserve
south to the ephemeral Corncake Inlet
and waterward east one mile. They
stated that documented nesting data
within the suggested 4.5 mile area has
a 17-year average of 19 nests per year
compared to eight and seven nests per
year for Kure Beach and Carolina Beach,
respectively. They highlighted several
ongoing sea turtle monitoring and
protection programs for this area, and
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felt the 4.5 mile area coincides more
closely with the PBFs and PCEs for
supporting reproductive and highdensity nesting beaches described in the
proposed rule. Conversely, they felt that
the Kure Beach and Carolina Beach
municipal oceanfronts and Freeman
Park (totaling approximately seven
miles) marginally contain the PBFs and
PCEs for critical habitat designation.
Over one mile of Pleasure Island has
shore parallel hardened structures
located at the southern and northern
termini of Kure Beach and Carolina
Beach, respectively. In addition,
Freeman Park has year-round off-road
vehicle access averaging 2,200 vehicle
visits per month. They felt designating
a 4.5 mile area of virtually pristine
habitat was more appropriate than an
additional seven miles with marginal
PBFs/PCEs.
Response: We appreciate the thought
given to this proposal and gave it
serious consideration, which included
discussions with USFWS. However, we
determined that these beaches do meet
the selection criteria used to identify
critical habitat and therefore they
should be designated.
Comment 63: One commenter
recommended NMFS develop and
implement an agreement with Marine
Corps Base (MCB) Camp Lejeune, North
Carolina, that provides protection
equivalent to critical habitat designation
to those nearshore waters adjacent to the
base.
Response: We consulted with the U.S.
Marine Corps on their INRMP for MCB
Camp Lejeune, which is the vehicle for
such an agreement. Section 4(a)(3)(B)(i)
of the ESA states that ‘‘the Secretary
shall not designate as critical habitat
any lands or other geographical areas
owned or controlled by the Department
of Defense, or designated for its use, that
are subject to an integrated natural
resources management plan prepared
under section 101 of the Sikes Act (16
U.S.C. 670a), if the Secretary determines
in writing that such a plan provides a
benefit to the species for which critical
habitat is proposed for designation.’’ We
did not designate critical habitat in the
waters off Camp Lejeune because the
base’s INRMP was determined to
provide a benefit to loggerheads through
reference to Base Order 3570. 1C, Range
and Training Regulations—Standing
Operating Procedures for Range Control.
Camp Lejeune is currently in the
process of updating their INRMP and
the revised INRMP will explicitly detail
loggerhead conservation measures for
nearshore reproductive habitat rather
than incorporating them by reference.
Comment 64: One commenter noted
that a turtle sanctuary has existed since
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1991 in the Atlantic Ocean in the
vicinity of Hammock’s Beach State Park
and MCB Camp Lejeune, North
Carolina, by Rule of the Marine
Fisheries Commission (15A NCAC
03R.0101), which prohibits use of any
commercial fishing gear within the
bounds of the sanctuary between June 1
and August 31 each year. If this area
also receives designation as critical
habitat, the commenter encouraged
NMFS to issue a minimal number of
incidental take permits in order to
maintain the functionality of the
sanctuary.
Response: The sea turtle sanctuary
and its prohibitions on fishing will
remain in place with or without a
critical habitat designation. It is not
affected by a designation.
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Comments on Wintering Habitat
Comment 65: One commenter was
concerned that the migratory/winter
(LOGGN–01) and winter (LOGGN–02)
areas were too large and may entail no
wake zones or slower speed restrictions
for large vessels operating in the areas.
Response: The migratory and winter
habitats do encompass a large portion of
the waters off North Carolina, but that
is due to the location and nature of the
important habitat features off the North
Carolina coast. We identified several
factors/activities that may have an effect
on one or more PBF or PCE and may
require special management
considerations. For winter habitat, those
factors/activities include large-scale
water temperature changes resulting
from global climate change, and shifts in
the patterns of the Gulf Stream resulting
from climate change. For the migratory
habitat, the primary impact to the
functionality of the migratory corridors
would be a loss of passage conditions
that allow for the free and efficient
migration along the corridor. The
activities that are anticipated to result in
an impact to the PCEs and potential
altered habitat conditions needed for
efficient passage are oil and gas
activities; power generation activities;
dredging and disposal of sediments;
channel blasting; marina and dock/pier
development; offshore breakwaters;
aquaculture structures; fishing
activities, particularly those using fixed
gear and arranged closely together over
a wide geographic area; and noise
pollution from construction, shipping
and/or military activities. None of the
identified special management
considerations for winter or migratory
habitat involve large vessel transiting
impacts. We do not anticipate the
designation of winter and migratory
critical habitat will result in no wake
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zones or slower speed restrictions for
large vessels operating in the areas.
Comments on Constricted Migratory
Corridors
Comment 66: One commenter
supported NMFS’ proposed critical
habitat designation of constricted
migratory habitat. However, they felt
NMFS should identify other migration
routes, such as the waters off New
England and designate them as critical
habitat. Additionally, female
loggerheads are known to transit
between nesting beaches as far as 250
km apart during the same nesting
season. Loggerhead occupation in these
instances means that the species is
utilizing some area to migrate from one
place to another.
Response: We appreciate the
commenter’s desire to identify as
critical habitat migratory paths that are
well used in additional places, such as
off the waters of New England. Because
loggerheads move readily up and down
the east coast of the U.S. and within the
Gulf of Mexico to forage, and move
between foraging and reproductive
areas, we focused on migratory corridors
that are both highly used and
constricted (limited in width) by land
on one side and the edge of the
continental shelf and Gulf Stream on the
other side, and therefore might be more
vulnerable to perturbations than other
migratory areas. These constricted, high
use corridors are used for traveling from
nesting, breeding, and foraging sites by
both juvenile and adult loggerheads.
They provide the function of a relatively
safe, efficient route for a large
proportion of the population to move
between areas that are vital to the
species. During our review of the best
available information, only the two
migratory corridors off Florida and
North Carolina fit the identified criteria
(e.g., high use and constricted in width).
Comment 67: One commenter was
concerned that the proposed critical
habitat designation focused narrowly on
a very small segment of the life cycle
(nesting females and hatchlings) and
areas used during a small proportion of
a calendar year. They also
recommended that NMFS designate
migratory habitat in the Gulf of Mexico.
The commenter argued that the absence
of migratory habitat appears to represent
the relative dearth of information, not
lack of importance, as the loggerhead
clearly does migrate seasonally through
the Gulf of Mexico.
Response: The critical habitat
designation does address nesting female
and hatchling habitat use, but it is not
limited to those life stages; juvenile and
adult habitat use is considered in the
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migratory corridor, breeding, and winter
habitat designations. As stated in
Response 65, because loggerheads move
readily up and down the east coast of
the U.S. and within the Gulf of Mexico
to forage, and move between foraging
and reproductive areas, we focused on
migratory corridors that are both highly
used and constricted (limited in width)
by land on one side and the edge of the
continental shelf and/or Gulf Stream on
the other side, and therefore might be
more vulnerable to perturbations than
other migratory areas. The commenter is
correct that the loggerhead sea turtle
does migrate seasonally through the
Gulf of Mexico, but we are unaware of
similar constricted migratory routes in
this area as those off Florida and North
Carolina.
Comment 68: One commenter was
concerned about the effects a critical
habitat designation would have on
dredging operations in Bogue Sound,
North Carolina. The commenter asked if
this proposal does not ‘‘impose an
enforceable duty on state or local’’
governments, whether dredging would
happen without Federal intervention.
Response: The critical habitat
designation does not include any areas
inside of Bogue Sound, North Carolina.
The nearshore reproductive habitat
(LOGG–N–03) being designated spans
the nearshore waters from Beaufort Inlet
to Bear Inlet (crossing Bogue Inlet) from
the MHW line seaward 1.6 km. While it
does cross Bogue Inlet, dredging
operations at the inlets are not expected
to be impacted beyond what is already
required under ESA section 7
consultations.
Comments on Special Management
Considerations
Comment 69: Multiple commenters
felt the ESA only allows critical habitat
designations when special management
considerations may be necessary as
evidenced by threat levels for that area.
They felt that the physical and
biological features of the areas proposed
as designated critical habitat for
loggerhead sea turtles already require
special management consideration;
therefore, additional protections are not
necessary, are likely to be redundant,
and are unlikely to result in a
measurable increase in conservation
benefits.
Response: Whether an area ‘‘may
require special management’’ is one
criterion we use to identify critical
habiat. The presence or lack of adequate
management of an area prior to
designation does not determine its
consideration as critical habitat. See
Natural Resources Defense Council v.
United States Department of the
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Interior, 113 F.3d 1121, 1127 (9th Cir.
1997). Critical habitat is defined as ‘‘(i)
the specific areas within the
geographical area occupied by the
species, at the time it is listed [under
Section 4], on which are found those
physical or biological features (I)
essential to the conservation of the
species and (II) which may require
special management considerations or
protection; and (ii) specific areas
outside the geographical area occupied
by the species at the time it is listed,
upon a determination by the Secretary
that such areas are essential for the
conservation of the species’’ (16 U.S.C.
section 1532(5)(A)). The fact that special
management is ongoing has been
interpreted in court cases to mean that
it fits the portion of the definition of
critical habitat that states it may require
special management considerations or
protection. See, e.g., The Cape Hatteras
Access Preservation Alliance v. United
States Department of the Interior, 731 F.
Supp. 2d 15, 26 (D.D.C. 2010); Center
for Biological Diversity v. Norton, 240 F.
Supp. 2d 1090, 1097–1100 (D. Ariz.
2003).
Comment 70: Several commenters
stated that the assumption that
economic impacts associated with
critical habitat designation are limited
to the administrative costs of
consultation is not fully consistent with
the discussion in the ‘‘special
management considerations’’ section of
the proposed rule. One commenter
stated that this section of the proposed
rule is vague and ambiguous, creating a
concern that new conservation measures
may be required for certain activities
(e.g., dredging or disposal). For
example, the proposed rule discusses
‘‘geographical areas occupied by the
species,’’ on page 43012 (Breeding
habitat), and states that ‘‘we were
unable to identify specific habitat
features within the breeding areas to
distinguish them from other areas not
used for breeding. In the face of a lack
of clear habitat features, we believe it is
reasonable to conclude that the
importance of the breeding areas is
based primarily on their locations.’’
However, on page 43024 under the
‘‘special management considerations’’
section for ‘‘Breeding Habitat’’ the
proposed rule includes ‘‘Dredging and
disposal of sediments that affect
concentrations of reproductive
loggerheads.’’ This raises the concern
that some vaguely defined aspect of a
dredging or disposal action would be
deemed an adverse modification of
critical habitat. The proposed rule also
states that for wintering habitat ‘‘the
water depth PCE could potentially be
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affected by extensive dredging and
sediment disposal activities.’’ This
statement is ambiguous and should be
clarified. The proposed rule should be
revised to clearly identify how or
whether the dredging and disposal of
sediments would affect loggerheads.
Response: The descriptions under
‘‘Special Management Considerations’’
include, in the broadest terms possible,
potential sources of impacts to critical
habitat from various activity types that
have been considered. That does not
equate to an expectation that those
impacts are in fact likely to occur;
merely that they were in the universe of
potential impacts considered. Our
consideration of effects to the habitat
has been ongoing since the original
listing of loggerheads in 1978. Although
we can now consider effects to habitat
more directly, we do not anticipate
changes in requirements of Federal
projects and those with a Federal
nexus—particularly because of our long
experience with the types of projects
that are occurring and their effects. In
particular, as part of the analysis of
potential impacts ‘‘dredging and
disposal of sediments that affect
concentrations of reproductive
loggerheads’’ was considered among the
possible sources of adverse impacts to
breeding habitat and ‘‘the water depth
PCE could potentially be affected by
extensive dredging and sediment
disposal activities’’ was similarly
considered for winter habitat. However,
we could not determine reasonable
scenarios where such adverse impacts to
those habitat features would occur to
any extent that would rise to the level
of adversely affecting the essential
features and/or PCEs identified for the
critical habitat.
Comment 71: The proposed rule
discusses ‘‘Dredging and disposal of
sediments that results in altered habitat
conditions needed for efficient
passage.’’ The proposed rule should
more specifically identify the dredging
and disposal actions believed to result
in ‘‘altered habitat conditions.’’
Response: Because each project and
project location varies, we cannot
specifically identify which actions
would alter the essential features of the
proposed habitat. However, as stated in
the draft Economic Analysis for the
proposed rule:
NMFS’ primary concerns relative to
construction, dredging, and disposal
activities include obstructions to transit
through the surf zone in nearshore
reproductive habitat, manmade structure that
attract predators or disrupt wave patterns in
nearshore reproductive habitat, artificial
lighting in nearshore reproductive habitat,
and barriers to passage in constricted
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39873
migratory corridors. Existing regulations and
recommendations provide significant
baseline protections to loggerhead habitat. In
particular, NMFS makes recommendations to
reduce disturbance of loggerheads including
timing restrictions, equipment requirements,
lighting limits, and turtle monitoring as part
of section 7 consultation due to the listing of
the species. NMFS has not identified any
conservation efforts that may be
recommended to avoid adverse effects of
these activities on the essential features of
critical habitat that would not already be
recommended to avoid potential adverse
effects on the species itself. That is, NMFS
anticipates that it is unlikely that critical
habitat designation will generate a change in
the outcome of future section 7 consultations
due to the presence of critical habitat. This
analysis accordingly does not forecast any
changes to the scope, scale, or management
of construction, dredging, or disposal
activities due to critical habitat.
Comment 72: The proposed rule states
that ‘‘For ongoing activities, we
recognize that designation of critical
habitat may trigger reinitiating past
consultations. In most cases, we do not
anticipate the outcome of reinitiated
consultation to require significant
additional conservation measures,
because effects to habitat would likely
have been assessed in the original
consultation.’’ The commenter requests
that previously established conservation
measures from past consultations be
specifically identified and listed to help
determine whether additional
conservation measures would be needed
to avoid the adverse modification of
critical habitat.
Response: Due to the volume of past
consultations and associated
conservation measures, cataloging them
all in the rule’s preamble is not
appropriate. Additionally, the potential
need for additional conservation
measures would be highly project
specific, depending on the details of the
project scope and the particular project
location. However, all past
consultations are public records and can
be accessed by any interested party,
either through NMFS regional and
headquarters Web sites, through the
Public Consultation Tracking System
(PCTS; also through the Web sites), and/
or by requesting copies of specific
consultations from the regional office
that conducts them.
Comment 73: The proposed rule
assumes that ‘‘Critical habitat
designation is unlikely to change the
conservation efforts recommended to
avoid adverse effects on the loggerhead
and its habitat as part of future section
7 consultations on most construction,
dredging, and disposal activities’’ and
states that the likely significance with
respect to estimated impacts is ‘‘minor.’’
The commenter felt that language
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within the proposed rule does not
reflect this position. Impact categories
from dredging and disposal that are
discussed in the proposed rule are not
addressed by the current conservation
efforts that are documented in this
report suggesting that additional
conservation measures or reasonable
and prudent alternatives may be
required to avoid adverse modification
of critical habitat.
Response: We do not agree that
potential impacts discussed in the
proposed rule will likely require
additional conservation measures to
avoid adverse modification of the
critical habitat. The proposed rule
included an extensive account of the
various possible routes of effect to
critical habitat by construction,
dredging, and disposal activities.
However, many of those possible
impacts are not expected to occur, or to
occur at a level that would affect or
modify the essential features of the
critical habitat. This issue is also
addressed in the draft Economic
Analysis for the proposed critical
habitat rule, as quoted in the response
to Comment 70 above.
Comment 74: The U.S. Army Corps of
Engineers (USACE) expressed concerns
about safety of and costs to their
operations should light be restricted at
night as a result of the designations.
Response: We do not anticipate any
additional lighting restrictions or
required lighting modifications beyond
those already typically required by the
Services for nighttime operations at or
near sea turtle nesting beaches during
the nesting and hatchling emergence
seasons. While the critical habitat
designation focuses on the habitat
features important to loggerhead sea
turtles, lighting requirements have been
required for protection of the nesting sea
turtles and hatchlings themselves in the
past and should not change in the future
due to designation of critical habitat.
Additional Comments
Comment 75: One commenter
specified that the health of the Earth’s
geomagnetic fields of the ocean be
included as a physical or biological
feature and primary constituent element
for loggerhead habitats because sea
turtles depend upon the Earth’s
geomagnetic field to navigate. NMFS
must recognize the potential of research
to ascertain the absolute measures of
cheloniid turtle navigational science, by
preservation of all ocean regions that
contribute to the health and procreation
of the loggerhead.
Response: We acknowledge that
research studies have indicated that sea
turtles use the Earth’s magnetic field as
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a source of navigational information
(Lohmann et al. 2008, Lohmann et al.
2012, Lohmann et al. 2013). However, to
make a determination that habitat is
critical habitat in accordance with the
ESA, it must have PBFs which ‘‘may
require special management
considerations or protection.’’ We are
unaware of special management
considerations that may apply to the
earth’s geomagnetic fields of the ocean.
As such, the Earth’s magnetic field was
not identified as a PBF that would
support critical habitat for loggerheads.
We do acknowledge the benefit of
continuing research on sea turtle
navigational science.
F. Comments on Draft 4(b)(2) Report
and the Draft Economic Analysis (DEA)
Comment 76: Multiple commenters
state that the DEA underestimates the
impacts of the proposed critical habitat
designation in utilizing an incremental
approach (i.e., it does not consider costs
associated with baseline protections
already afforded the loggerhead either as
a result of its listing as a threatened DPS
or as a result of other Federal, state, and
local regulations). The commenters
reference a decision by the U.S. Tenth
Circuit Court of Appeals in 2001, which
instructed USFWS to conduct a full
analysis of all the economic impacts of
proposed critical habitat, regardless of
whether those impacts are attributable
co-extensively to other causes (see, e.g.,
New Mexico Cattle Growers Assoc. v.
United States Fish & Wildlife Service,
248 F.3d 1277, 1285 (10th Cir. 2001)).
Response: As stated in Section 1.2 of
the DEA, subsequent to the U.S. Tenth
Circuit Court of Appeals’ decision, other
courts have held that an incremental
analysis of impacts stemming solely
from the critical habitat rulemaking is
proper (The Cape Hatteras Access
Preservation Alliance v. United States
Department of the Interior, 344 F. Supp.
2d 108 (D.D.C. 2004); Center for
Biological Diversity v. United States
Bureau of Land Management, 422 F.
Supp.2d 1115 (N.D. Cal. 2006)).
Relevant court decisions, and the use of
an incremental approach for impact
analyses, are addressed in a final rule
issued by NMFS and USFWS on August
28, 2013, (78 FR 53058), revising the
regulations pertaining to impact
analyses of critical habitat. In order to
provide the most complete information
to decision-makers, the DEA employs
‘‘without critical habitat’’ (baseline) and
‘‘with critical habitat’’ (incremental)
scenarios. The DEA describes how
baseline conservation efforts for the
loggerhead may be implemented across
the proposed designation, and describes
and monetizes, where possible, the
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incremental impacts due specifically to
the designation of critical habitat.
Comment 77: Multiple commenters
expressed concern that the critical
habitat designation will affect a wide
variety of activities due to additional or
new management efforts, operational
conditions, and regulatory review. The
commenters state that the designation
may result in additional costs,
regulatory hurdles, restrictions, delays,
and prohibitions for a wide variety of
activities, including coastal and inlet
management; dredging and offshore
disposal; beach maintenance and
restoration; commercial and recreational
fishing; boating, boatbuilding and
marina activities; oil spill response;
hurricane recovery; offshore energy
development; power generation;
aquaculture; shipping and/or military
activities; dock and pier development;
and tourism. The commenters state that
these impacts will affect local, state and
Federal economies and the public’s
access and enjoyment of marine waters,
and that the DEA does not account for
these impacts. Several commenters
further assert that the NMFS
determination that section 7
consultation analyses will result in no
differences between recommendations
to avoid jeopardy or adverse
modification in occupied areas of
critical habitat leads to an
underestimate of the economic impacts
of critical habitat designation for the
loggerhead.
Response: As summarized on page
ES–2 and detailed throughout the draft
DEA, we anticipate that the impacts of
critical habitat designation will most
likely be limited to incremental
administrative effort to consider
potential adverse modification as part of
future section 7 consultations. This is
because we anticipate that the
substantial ongoing and currently
recommended conservation efforts to
avoid take of and jeopardy to the species
would also most likely avoid adverse
modification of critical habitat. Our
consideration of effects to the habitat
has been ongoing since the original
listing of loggerheads in 1978. Although
we can now consider effects to habitat
more directly, we do not anticipate
changes in requirements of Federal
projects and those with a Federal
nexus—particularly because of our long
experience with the types of projects
that are occurring and their effects. As
a result, it is unlikely that critical
habitat will generate new or different
recommendations for conservation
efforts for the loggerhead. The economic
analysis accordingly quantifies costs of
the designation in terms of additional
effort for section 7 consultations and
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anticipates that the additional categories
of costs described by the commenters
(additional restrictions or prohibitions
on activities) are unlikely. A potential
exception to this finding identified in
the economic analysis are activities that
may alter the habitat in such a way as
to impact transit back and forth from the
nearshore waters to the beach for
nesting loggerhead sea turtles (e.g.,
construction of large emergent
structures parallel to the shore). Such
projects have the potential to generate
adverse modification of critical habitat
but may or may not constitute a
jeopardy concern. We may request
modifications to these activities
specifically to avoid adverse
modification (e.g., recommending that
structures be located farther offshore),
therefore generating incremental costs of
critical habitat. However, based on
experience consulting on projects due to
the presence of loggerheads, we have
not identified a circumstance in which
the presence of critical habitat would
have changed the conservation
recommendations made.
Comment 78: One commenter states
that the DEA is inconsistent on page
ES–2 because it first states that the
quantified impacts of the designation
are limited to administrative costs, but
then states that NMFS may recommend
changes to activities to avoid
destruction or adverse modification of
critical habitat.
Response: Page ES–2 of the DEA
describes the quantified impacts as
being limited to additional
administrative costs of consultations
because we anticipate that it is unlikely
that critical habitat designation will
generate new or different
recommendations for loggerhead
conservation efforts. The DEA further
describes, however, that the possible
exceptions to this finding are activities
that may alter the habitat in such a way
as to impact transit back and forth from
the nearshore waters to the beach for
nesting loggerhead sea turtles (e.g.,
construction of large emergent
structures parallel to the shore). Based
on our experience consulting on
projects due to the presence of the
species and the suite of projects forecast
to occur over the next ten years,
however, we do not anticipate
circumstances in which the presence of
critical habitat would change the
conservation recommendations made.
Comment 79: Multiple commenters
state that the analysis did not account
for the indirect impacts associated with
litigation and project delays because
forecasting the likelihood of litigation
and the length of associated project
delays is speculative and likely to be
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minor. The commenters assert that these
indirect costs are likely and would be
significant. One commenter states that
in comments on the proposed polar bear
critical habitat designation, the oil and
gas industry estimated the incremental
cost of defending an additional claim
related to adverse modification to be
around $50,000.
Response: Section 3.4 of the DEA
acknowledges the concern that critical
habitat designation may generate project
delays due to either increasing the
length of time for us to review projects
due to ESA section 7 consultation or
litigation. In particular, the DEA
recognizes that project delays may
increase costs in two key ways: (1) The
value of a project is maximized if its
benefits are realized as soon as possible
and its costs are postponed as long as
possible and, therefore, changes in
schedule can reduce the present value
of the project; and (2) delays can result
in additional logistical costs (e.g., extra
expense of renting equipment during
delays) and, potentially, the loss of low
cost bids on projects. While potential
exists for third party lawsuits to result
from critical habitat designation, the
likelihood, timing, and outcome of such
lawsuits are uncertain. Quantifying
costs associated with hypothetical
outcomes of the critical habitat
designation would be speculative.
Therefore, the DEA qualitatively
discusses these potential incremental
impacts so that they can be considered
along with the monetized costs
presented in the report. In addition, the
DEA does quantify some additional time
required to consider adverse
modification as part of the section 7
consultation process. We anticipate that
this additional time, as reflected in the
incremental administrative costs, will
most likely be minor as it is unlikely
that the proposed critical habitat
designation will result in changes in the
outcome of future ESA section 7
consultations.
Comments on Construction and
Dredging Activities
Comment 80: One commenter states
that the DEA identifies the restriction of
hopper dredging to the months of
December to March as a baseline impact
that would be recommended by NMFS
for construction, dredging, and disposal
projects carried out in areas being
proposed for critical habitat designation.
The commenter asserts that this is
incorrect, as this measure is ‘‘selfimposed on many projects and was
based on the risk of entrainment to sea
turtles due to dredging activities and
did not consider disposal activities.’’ In
addition, the commenter notes that the
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DEA documents the concern raised by
the USACE that any additional timing
restrictions placed on dredging
activities due to the designation of
critical habitat could result in
significant cost increases. An additional
comment expressed concern about
timing restrictions for hopper dredging
and the potential impact on the BOEM’s
Marine Minerals Program.
Response: The commenter is correct
in that the DEA lists timing restrictions
on hopper dredging among the measures
that may be recommended under the
baseline for dredging and disposal
activities. While the potential
conservation measures relevant to
dredging and disposal activities are
provided as a combined list in the DEA,
the timing restrictions would only apply
to dredging activities. Restrictions on
hopper dredging for specific areas were
included in the South Atlantic Regional
Biological Opinion (SARBO) and Gulf
Regional Biological Opinion (GRBO) for
hopper dredging. As is explained in the
DEA, we do not anticipate requesting
further timing restrictions due to the
designation of critical habitat and,
therefore, incremental costs to these
activities are not expected.
Comment 81: One commenter states
that there are multiple borrow, beach
placement, and offshore disposal areas
associated with the USACE’s coastal
storm damage reduction and navigation
missions that are located outside of
‘harbors and channels’ and overlap with
the proposed designations. The
comment suggests that further
coordination with the USACE is
necessary to assure that all projects are
documented and to better evaluate the
project area overlaps and associated
economic implications.
Response: In preparation of the DEA,
we requested information from the
USACE South Atlantic Division
(encompassing the Wilmington,
Charleston, Savannah, Jacksonville, and
Mobile Districts) on USACE activities
that may be affected by the proposed
designation of critical habitat for the
loggerhead. The information provided
was discussed in the DEA and used to
verify that the consultation history is a
reasonable indicator of the frequency
and location of future projects. The
Final Economic Analysis (FEA)
integrates additional information
provided by BOEM during the public
comment period on sand placement
projects undertaken or authorized by
USACE that rely on sand from OCS
borrow areas.
Comment 82: One comment stated
that BOEM expects an increase in future
requests for sand to restore shoreline
habitat and that the DEA does not
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adequately address all future
nourishment projects. The commenter
provided a ten-year projection of all
future projects, including USACE
regulatory and civil works projects.
Lastly, the commenter noted that BOEM
should be included in the discussion
regarding consultations on construction,
dredging, and channelization projects,
and in exhibits describing Marine
Minerals Program projects.
Response: Chapter 3 of the FEA
incorporates additional information
provided on future nourishment and
renourishment projects using outer
continental shelf (OCS) sand. In total,
BOEM is expected to consult with us on
offshore dredging for 101 beach
nourishment and renourishment
projects between 2014 and 2023. In
addition, the FEA incorporates a
discussion of areas in which BOEM
expects that dredging of OCS sand may
increase. However, this increase will be
offset by a decrease in consultations
between the USACE and NMFS or
USFWS for dredging of state sand
resources. Therefore, the rate of
consultation is not expected to change.
The discussion and exhibits in the FEA
are updated accordingly.
Comment 83: One commenter notes
that the potential mitigation measures
listed in the DEA as standard are not
standard and/or consistent across all
sand nourishment projects. For
example, recycling bins and educational
signage have not been regularly
included in Biological Opinions from
NMFS. Inclusion of additional
mitigation measures would increase
costs and should be included in the
DEA.
Response: Section 3.3.1 of the DEA
provides a description of baseline
protections for loggerhead related to
construction, dredging, and disposal
activities. Included in this description is
a list of measures that we regularly
recommend in consultations to
minimize the impact of construction
activities on the loggerhead, which
include displaying educational signage
and providing recycling bins for used
fishing line to decrease turtle
entanglement or ingestion of marine
debris. This list is not comprehensive,
nor are all of the listed measures
recommended in all section 7
consultations; rather, it is meant to
convey the breadth of conservation
efforts that may be undertaken in the
baseline, regardless of the presence of
critical habitat. As described in the
DEA, it is unlikely that we will
recommend additional conservation
measures for such projects as a result of
critical habitat designation for the
loggerhead.
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Comment 84: One commenter states
that while the nearshore reproductive
habitat does not extend into the outer
continental shelf (OCS) waters, it may
include areas that are potential
rehandling sites for dredged material
and the impact to the potential use of
these sites and any associated costs
should be considered in the DEA.
Response: Costs associated with
dredging of OCS sand were attributed to
particular critical habitat units using
GIS data of borrow sites provided by
BOEM. No additional information was
provided in this comment on the
location of rehandling sites or the
projects that may make use of such sites.
If consultation on rehandling sites in
nearshore reproductive habitat does
occur, we anticipate that baseline
protections for the loggerhead would
provide adequate protection of
loggerhead habitat and, as such,
incremental costs would be limited to
the additional administrative cost of
considering adverse modification during
consultation.
Comments on Oil and Gas Activities
Comment 85: One commenter stated
that the DEA significantly
underestimates costs of the designation
to offshore oil and gas activities because
it only accounts for consultation costs in
areas where there are existing offshore
oil and gas operations, and not the
South- and Mid-Atlantic planning areas
where additional oil and gas leasing is
being considered and renewable energy
projects are already occurring. In
addition, for the entire Western and
Central Gulf of Mexico Planning areas,
the DEA estimates that there will be
only three programmatic consultations
in the next ten years, but there have
been six consultations in this area in the
last five years. Also, the commenter
states that because the DEA assumes
section 7 consultations will already be
required due to the presence of the
loggerhead, it assigns a value of $4,200
as the incremental administrative cost
the government would incur in each of
the consultations and assumes no costs
for industry, which results in an
underestimate of costs.
Response: Chapter 5 of the DEA
describes the potential for future
expansion of oil and gas activities into
the South and Mid-Atlantic Planning
Areas. In particular, the DEA describes
a recent (2013) programmatic
consultation on seismic studies in these
planning areas; however, leasing in
these areas is not anticipated before
2017. While the DEA acknowledges that
additional consultations may occur on
oil and gas drilling activities after 2017
in the Mid- and South Planning areas,
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absent the findings of the ongoing
seismic testing, the frequency and
locations of these potential activities is
significantly uncertain and forecasting
the nature of these activities for the
purposes of this analysis would be
speculative. The analysis accordingly
describes that administrative costs of
consultations in these areas is likely
underestimated. However, as described
in the DEA, critical habitat designation
for the loggerhead is unlikely to change
the outcome of future consultations on
oil and gas activities. Furthermore, the
DEA describes that, although six
consultations have occurred in the
Western and Central Gulf of Mexico
Planning Areas over the last five years,
these consultations are sporadic and
relate to unpredictable incidents (e.g.,
oil spills). We are unable to predict the
frequency of such events into the future
but anticipate the additional costs
associated with critical habitat on these
consultations would be minimal.
To minimize consultation on
individual projects, we consult on oil
and gas activities at the programmatic
level in the Western and Central Gulf of
Mexico Planning Areas. Thus, we
anticipate approximately three
programmatic-level consultations with
BOEM occurring at the time of lease
sales. We do not anticipate third parties
(i.e., industry) will be a party to the
programmatic consultations. To the
extent that third parties are involved,
the analysis underestimates
administrative costs. However, these
consultations would occur regardless of
critical habitat designation for the
loggerhead and any incremental
administrative effort on the part of third
parties to consider critical habitat would
most likely be minimal. Furthermore,
the critical habitat designation is
unlikely to change the outcome of these
programmatic consultations.
Comment 86: One commenter states
that the DEA is incorrect in stating that
‘‘additional requirements placed on
operators mandate that industry
surveyors be present during exploration
and operations that look specifically for
sea turtles and Sargassum.’’ The
commenter states that BOEM does not
require operators to look for Sargassum
but does require the industry to have
Protected Species Observers onboard
seismic survey vessels.
Response: The FEA clarifies that
Protected Species Observers, and not
Sargassum surveyors, are aboard
seismic survey vessels.
Comments on Fisheries
Comment 87: One commenter states
that all of the shrimp fishing activities
in the nearshore reproductive habitat
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areas proposed for designation in the
Southeast region are limited to State
waters and therefore lack a Federal
nexus and requests that this be clarified
in the final report. The commenter also
requests that potential impacts on the
penaeid and rock shrimp fisheries
caused by the designation of critical
habitat in LOGG–N–17 and LOGG–N–19
be described in the final report.
Response: Section 4.2.1 of the DEA
states that the fisheries operating in
nearshore reproductive habitat are statemanaged and therefore typically lack
the Federal nexus to trigger section 7
consultation. Critical habitat
designation for the loggerhead is
therefore unlikely to generate the need
for section 7 consultation and associated
economic impacts to fisheries occurring
in nearshore reproductive habitat. With
respect to the penaeid and rock shrimp
fisheries in Units LOGG–N–17 and
LOGG–N–19, the DEA quantifies
relatively minor additional
administrative costs to consider critical
habitat as part of consultations on any
amendments to Fisheries Management
Plans (FMPs). However, as described in
Chapter 4 of the DEA, we have not
identified any conservation efforts that
may be recommended to avoid adverse
effects of fisheries on critical habitat
that would not already be recommended
due to the listing status of the species.
That is, critical habitat is not expected
to result in any additional changes to
the scope, scale, or management of these
fisheries.
Comment 88: One commenter
asserted that the DEA underestimates
costs on commercial fishing activities.
First, the DEA quantifies only $29,000
in costs annually for fisheries and the
salary of one NMFS enforcement agent
in the State would cost more than
$29,000 for his salary. Second, the DEA
states that most fisheries occur in state
waters and are not subject to a Federal
nexus; however, NMFS and U.S. Coast
Guard enforcement agents board vessels
to check compliance on turtle excluder
devices. In addition, this year the sea
scallop fishery was required to pull new
fishing gear at a cost to the industry of
$2.0 million.
Response: The costs described in this
comment are not related to critical
habitat designation. Critical habitat
designation does not require presence of
enforcement officers nor is critical
habitat designation for the loggerhead
anticipated to result in new gear
restrictions for fisheries. Critical habitat
requires that activities with a Federal
nexus be subject to consultation with
NMFS or USFWS to assure that they do
not adversely modify critical habitat.
The costs associated with regulations
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pertaining to turtle excluder devices and
other fisheries regulations described
here are outside the scope of the
economic analysis because they are not
affected by decisions related to the
designation of critical habitat.
Comments on Other Economic
Activities or Issues
Comment 89: One commenter stated
that there are several inaccuracies in the
DEA regarding the status and process of
BOEM’s offshore wind leasing program,
and that the DEA must be updated to
best represent these activities.
Response: Chapter 6 of the FEA
integrates updated information from
BOEM regarding the status of their
offshore wind energy programs. These
updates include revising the schedule of
three proposed informal consultations
in New Jersey (2014), Maryland (2016),
and North Carolina (2016) into one
formal consultation currently being
undertaken (2014), and adding potential
costs associated with reinitiation of six
previously completed informal
consultations as a result of the
designation of loggerhead critical
habitat.
Comment 90: One commenter asked
how critical habitat affects private
property owners if a Federal permit is
required. The commenter requested
clarification regarding whether critical
habitat would devalue the property if
the private landowner cannot do
anything with it.
Response: The areas being considered
for marine critical habitat for the
loggerhead do not include private lands.
Thus, the economic analysis does not
forecast impacts to values of private
lands. With regard to federally
permitted projects, we have been
considering the effects to loggerhead
habitat since the original listing of
loggerheads in 1978, and we do not
anticipate changes in requirements of
federally permitted projects as a result
of this designation.
Comment 91: One commenter agreed
with the conclusion of the DEA that the
designation is not likely to result in
additional conservation efforts to benefit
the loggerhead. They further stated that
NMFS attempted to remediate this DEA
conclusion by stating, without support,
that critical habitat designation results
in improved ‘education and outreach’
and ‘additional protections under state
and local authorities.’ The commenter
felt that not only are such statements
unsupported and somewhat
questionable, they are undermined by,
and in direct conflict with, the DEA.
Response: We do not believe that our
statement that critical habitat
designation can have non-regulatory
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impacts is in conflict with the DEA. In
the many years since critical habitat has
been designated for listed species, we
have found that awareness of the
importance of that habitat on the part of
the public as well as planners,
government entities and others has
promoted the conservation of the
species. As stated in responses to other
comments and in the DEA, we do not
anticipate that Federal agencies or
others with a Federal nexus will be
required to take additional conservation
efforts for any ongoing actions because
the habitat has been addressed, albeit in
a less direct way, through section 7
jeopardy consultations for many years.
This is the reason that the DEA
concludes that no conservation actions
will need to be taken and very minimal
economic costs will be incurred as a
result of designation.
Comment 92: Another commenter
stated that the economic analysis
provides inadequate information to do
the balancing test regarding whether the
benefits of excluding an area outweigh
the benefits of including it as critical
habitat.
Response: We believe the economic
analysis provides adequate information
to do the balancing test. The economic
impacts for each unit were estimated to
the best of our ability and, because we
selected our critical habitat units to
reflect areas that have high conservation
value, we were able to do the balancing
test regarding the benefits of exclusion
vs. the benefits of inclusion.
Comment 93: One commenter
requested clarification that the Federal
requirement for certain shrimp trawl
fisheries to use compliant turtle
excluder devices does not constitute a
Federal nexus.
Response: The requirement to use
turtle excluder devices is not related to
the designation of critical habitat, even
if related to the conservation of
loggerhead sea turtles, because it exists
regardless of this designation, i.e., is
part of the baseline and not an
additional cost or incremental impact.
For this reason, costs associated with
regulations pertaining to turtle excluder
devices and other fisheries regulations
are outside the scope of the economic
analysis.
Comment 94: The North Carolina
Department of Transportation (NCDOT)
requested exclusion of critical habitat in
order to maintain the operation of the
NC 12 transportation facility. If a beach
nourishment alternative is pursued,
then the designated critical habitat will
be impacted both by the placement of
sand along the ocean beach face and the
dredging of sand from an offshore
borrow site. They requested information
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on whether a programmatic agreement
between NMFS, USFWS, and the
NCDOT would be required to allow
flexibility in the construction and
maintenance of our transportation
projects along the coast. They were
concerned that this designation could
create obstacles that would make
fulfilling their mission to the travelling
public an impossibility.
Response: We do not consider an
exclusion from critical habitat to be
appropriate in this case as the expected
economic impacts are expected to be
minimal and do not warrant exclusion
under the ESA. Although beach
nourishment falls primarily under the
purview of the USFWS, neither beach
nourishment nor the dredging of sand
from offshore borrow sites are expected
to be significantly impacted by the
critical habitat designation as proposed.
Those activities are already considered
under ESA section 7 consultations, with
resulting associated required
conservation measures. Such measures
already limit the impacts to the essential
features now described in the proposed
critical habitat designation and thus,
such operations are not expected to be
impacted beyond what is already
required under existing ESA
consultations.
Comment 95: Multiple commenters
believe the designation will actually
increase the degree of threat to
loggerhead sea turtles by making it
much more difficult for local
governments and others to conduct
active coastal shore damage reduction
projects, which serve to increase and
enhance loggerhead sea turtle nesting
area and habitat. They claim designation
of critical habitat would affect a wide
variety of coastal projects involving a
Federal nexus. They believe that if
critical habitat is designated for the
loggerhead sea turtle, these existing,
successful programs will be burdened
with additional and unnecessary
measures and will become more costly
and difficult to implement, which
increases the threat to the loggerhead
sea turtle and its habitat.
Response: We cannot foresee how
designation of critical habitat would
increase the threat to loggerhead sea
turtles. As stated throughout the rule
and the DEA, we do not anticipate
requiring additional conservation
measures beyond those already
employed, and therefore do not
anticipate that projects such as these
will be more costly and difficult to
implement.
Comment 96: Multiple commenters
felt that designation of critical habitat
would benefit local economies by
increasing tourism. These commenters
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felt the designation would raise
awareness of the environmental
significance of the area and draw more
visitors. Other commenters felt the
designation would have a negative
impact on tourism by increasing
restrictions to access.
Response: We do not anticipate any
restrictions to access to loggerhead
critical habitat. It is possible that
designation of critical habitat will draw
more visitors, but we were not able to
incorporate this into the economic
analysis as we do not have data on
which to base this possibility.
Comment 97: One commenter felt
NMFS had prepared an inaccurate and
incomplete draft economic analysis and
failed to recognize the successful
programs that North Carolina and its
local governments and communities
have in place to ensure the survival and
recovery of the loggerhead sea turtle.
Thus, they felt NMFS did not properly
consider whether the benefits of
excluding the area actually outweighed
the benefits of including it.
Response: We believe our economic
analysis is thorough and represents the
best available information. It accurately
portrays costs of designation, which are
minimal. While we appreciate North
Carolina’s ongoing conservation efforts,
we do not have a basis to exclude areas
from critical habitat.
IV. Critical Habitat Identification
Section 4 of the ESA requires the
designation of critical habitat for
threatened and endangered species ‘‘to
the maximum extent prudent and
determinable,’’ and provides for the
revision of critical habitat based on the
best scientific data available, as
appropriate (16 U.S.C. 1533(a)(3)(A); 16
U.S.C. 1533(b)(2)). Critical habitat may
only be designated in areas under U.S.
jurisdiction (50 CFR 424.12(h)).
Section 4(b)(2) of the ESA requires
designation of critical habitat for
threatened and endangered species ‘‘on
the basis of the best scientific data
available and after taking into
consideration the economic impact, the
impact on national security, and any
other relevant impact, of specifying any
particular area as critical habitat.’’
Section 4(b)(2) also grants the Secretary
of Commerce (Secretary) discretion to
exclude any area from critical habitat if
she determines ‘‘the benefits of such
exclusion outweigh the benefits of
specifying such area as part of the
critical habitat.’’ However, the Secretary
may not exclude areas that ‘‘will result
in the extinction of the species.’’
The ESA defines critical habitat in
section 3(5)(A) as: ‘‘(i) The specific areas
within the geographical area occupied
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by the species, at the time it is listed
. . . on which are found those physical
or biological features (I) essential to the
conservation of the species and (II)
which may require special management
considerations or protection; and (ii)
specific areas outside the geographical
area occupied by the species at the time
it is listed upon a determination by the
Secretary that such areas are essential
for the conservation of the species.’’
Joint NMFS–USFWS regulations
emphasize that in identifying critical
habitat, the agencies shall consider
those PBFs that are essential to the
conservation of a given species and that
may require special management
considerations or protection (50 CFR
424.12(b)). The regulations provide
examples of the kinds of essential
features to consider, which may include
but are not limited to:
(1) Space for individual and
population growth, and for normal
behavior;
(2) Food, water, air, light, minerals, or
other nutritional or physiological
requirements;
(3) Cover or shelter;
(4) Sites for breeding, reproduction,
rearing of offspring, germination, or
seed dispersal; and generally
(5) Habitats that are protected from
disturbance or are representative of the
historic geographical and ecological
distributions of a species.
The regulations also require agencies
to ‘‘focus on the principal biological or
physical constituent elements’’
(hereafter referred to as ‘‘Primary
Constituent Elements’’ or PCEs) within
the specific areas considered for
designation, which ‘‘may include, but
are not limited to, the following: . . .
nesting grounds, spawning sites, feeding
sites, seasonal wetland or dryland,
water quality or quantity, . . .
geological formation, vegetation type,
tide, and specific soil types’’ (50 CFR
424.12(b)). There is inherent overlap
between what may constitute a PBF and
what can be enumerated as a PCE. When
we set out a list of PCEs with a PBF, our
intent is that the PBF exists whenever
a sufficient subset of PCEs is present to
allow the habitat to serve the
conservation function for a single life
stage. It is not necessary for all the PCEs
to occur simultaneously. Section 4(b)(2)
of the ESA and our implementing
regulations (50 CFR 424.12(a)), require
designation of critical habitat to be
based on the best scientific data
available.
Once critical habitat is designated,
section 7 of the ESA requires Federal
agencies to ensure they do not fund,
authorize, or carry out any actions that
are likely to result in the ‘‘destruction or
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adverse modification’’ of that habitat (16
U.S.C. 1536(a)(2)). This standard is
separate from the section 7 requirement
that Federal agencies must ensure that
their actions are not likely to
‘‘jeopardize the continued existence of’’
listed species.
We reviewed the best available
assessments for loggerheads by habitat
category (e.g., neritic, oceanic), which
for most cases was the ‘‘Assessment of
the loggerhead turtle population in the
western North Atlantic Ocean’’
conducted by the TEWG (2009). This
review resulted in the identification of
relatively high use areas (generally those
with 60 or more turtle days in the
TEWG satellite tracking analysis
figures), which served as a proxy for
identifying important habitat areas,
especially as there is little quantitative
data on loggerhead use of offshore
waters. This information was
supplemented by known and available
studies that were not included in the
TEWG analysis or occurred subsequent
to it. For the nearshore reproductive
habitat, we relied on data and
information on nesting distribution and
patterns to identify nearshore
reproductive areas associated with high
density nesting beaches, as described in
the USFWS proposed rule to designate
critical habitat for the Northwest
Atlantic Ocean DPS (78 FR 18000,
March 25, 2013). For the Sargassum
habitat, we reviewed data on the
distribution of Sargassum, its
relationship to loggerhead habitat needs,
and its use by loggerheads.
A. Geographical Area Occupied by the
Species
As noted above, the statutory
definition of ‘‘critical habitat’’ requires
that we initially identify the
geographical area occupied by the
species at the time of its listing. We
have interpreted ‘‘geographical area
occupied’’ in the definition of critical
habitat to mean the range of the species
at the time of listing. For both of these
DPSs, there is no known unoccupied
marine habitat within their historic
range. Critical habitat can only be
designated in U.S. territory, and thus
designation is limited to the Northwest
Atlantic Ocean and North Pacific Ocean
DPSs within the U.S. Economic
Exclusive Zone (EEZ). We identified the
geographical area occupied for the
Northwest Atlantic Ocean DPS as south
of 60° N. lat., north of the equator, and
west of 40° W. long., and for the North
Pacific Ocean DPS as south of 60° N. lat.
and north of the equator. While this is
the range occupied by the species, we
reviewed data for only U.S. EEZ waters
within that range. Within the U.S. EEZ,
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loggerhead sea turtle nesting occurs
only within the Northwest Atlantic
Ocean DPS. Terrestrial (nesting) habitat
was identified by the USFWS and
addressed in a separate rulemaking.
1. Northwest Atlantic Ocean DPS
We analyzed three ecosystem types
when identifying critical habitat:
Terrestrial, neritic, and oceanic. Because
we have jurisdiction only in the marine
environment, the proposed rule (78 FR
43006, July 18, 2013) examined areas
within the broad categories of neritic
and oceanic habitat. Sargassum habitat
was added as a separate category, as it
occurs in both neritic and oceanic
habitat. For more information on each of
these habitats and the methods we used
to identify them, we refer the reader to
the proposed rule (78 FR 43006, July 18,
2013).
Neritic habitat consists of the
nearshore marine environment from the
surface to the sea floor where water
depths do not exceed 200 m (656 ft),
including inshore bays and estuaries.
For purposes of describing potential
critical habitat in the Atlantic Ocean
and the physical or biological features
essential to the conservation of the
species, we divided consideration of
neritic habitat into several habitat types
that reflect key life history phases of the
loggerhead sea turtle: (1) Nearshore
Reproductive Habitat (which includes
hatchling swim frenzy and internesting
female habitat); (2) Foraging Habitat; (3)
Wintering Habitat; (4) Breeding Habitat;
and (5) Constricted Migratory Habitat.
All of these habitat types were labeled
Neritic Habitat in units identified as
critical habitat.
Sargassum habitat occurs in both the
neritic and oceanic environment. Most
pelagic Sargassum in the Atlantic Ocean
circulates between 20° N. and 40° N.
lat., and between 30° W. long. and the
western edge of the Florida Current/Gulf
Stream, and the Gulf of Mexico (SAFMC
2002; Dooley 1972; Gower and King
2011). The survival of loggerhead sea
turtles, in particular the post-hatchling
and small oceanic juvenile stages, is
dependent upon suitable foraging and
shelter habitat, both of which are
provided by the algae of the genus
Sargassum in the Atlantic Ocean and
Gulf of Mexico (Witherington et al.
2012). Although no Sargassum habitat
was proposed for designation, we
specifically requested comments on
whether to include Sargassum habitat as
critical habitat and, if so, whether we
should include the entire areas, features,
and elements described in the
‘‘Description of Physical or Biological
Features and Primary Constituent
Elements and Identification of Specific
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Sites’’ section of the proposed rule.
Potential Sargassum habitat included all
U.S. waters south of 40° N. lat. in the
Atlantic Ocean and Gulf of Mexico from
the 10 m depth contour to the outer
boundary of the EEZ, separated into two
large contiguous areas, the Gulf of
Mexico and the U.S. Atlantic Ocean.
Although adults transition between
neritic and oceanic habitat, oceanic
habitat is predominantly used by young
loggerhead sea turtles that leave neritic
areas as neonates or young juveniles and
remain in oceanic habitat moving with
the predominant ocean gyres for several
years. The ocean currents and gyres,
such as the Gulf Stream and Florida
Loop Current, serve as important
dispersal mechanisms for hatchlings
and neonate sea turtles as well as vital
developmental habitat for those early
age classes. The presence of Sargassum
is important for the oceanic juvenile life
stage, as it offers a concentrated,
protected foraging area, with facilitated
dispersal by associated oceanic currents.
Aside from Sargassum habitat, we were
unable to identify oceanic habitat
essential to conservation of the species
within the Northwest Atlantic Ocean
DPS.
2. North Pacific Ocean DPS
In the proposed rule (78 FR 43006,
July 18, 2013), we did not divide the
north Pacific Ocean by ecosystem (i.e.,
terrestrial, neritic, and oceanic zones)
and habitat type, as with the Northwest
Atlantic Ocean DPS, due to the limited
occurrence of loggerheads within the
North Pacific Ocean DPS in habitats
under U.S. jurisdiction. Loggerhead sea
turtle habitat in the North Pacific Ocean
occurs between 28° N. and 40° N. lat.
(Polovina et al. 2004). Within the U.S.
EEZ, loggerheads are found only in
waters northwest of the Hawaiian
Islands, and off the U.S. west coast,
primarily the Southern California Bight,
south of Point Conception. No
loggerhead nesting occurs within U.S.
jurisdiction. In the central North Pacific
Ocean, the Transition Zone Chlorophyll
Front is favored foraging and
developmental habitat for juvenile
loggerhead turtles (Polovina et al. 2001;
Kobayashi et al. 2008). Within the U.S.
EEZ around Hawaii, North Pacific
Ocean DPS developmental, foraging and
transiting habitat occurs seasonally
within the southernmost fringe of the
Transition Zone Chlorophyll Front,
north and northwest of Hawaii
(Polovina et al. 2006); however, the area
extending into the U.S. EEZ is very
limited compared to the foraging area
overall. Loggerheads documented off the
U.S. west coast are primarily found
south of Point Conception, the northern
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boundary of the Southern California
Bight, in very low numbers. No critical
habitat was identified in the proposed
rule. For more information on
loggerhead habitat in the North Pacific
Ocean DPS, we refer the reader to the
proposed rule (78 FR 43006, July 18,
2013).
B. Description of Physical or Biological
Features and Primary Constituent
Elements, and Identification of Specific
Areas
Based on the best available scientific
information, we identified PBFs of
habitat essential for the conservation of
the loggerhead sea turtle, the PCEs that
support the PBFs, and the specific areas
identified using these PBFs and PCEs. A
description of the means used to
identify PBFs, PCEs and specific areas
can be found in the proposed rule (78
FR 18000, March 25, 2013), with the
exception of the Sargassum units which
were not proposed but were discussed
in the proposed rule, and are described
fully here. Because information that
allowed us to use quantitative criteria
(such as was done for terrestrial habitat)
was lacking, we necessarily identified
most marine habitat in a more
qualitative manner.
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1. Northwest Atlantic Ocean DPS
PBFs and PCEs were identified for
Neritic (nearshore reproductive,
foraging, winter, breeding, and
migratory) and Sargassum Habitat. No
PBFs or PCEs were identified for
Oceanic Habitat in the Northwest
Atlantic Ocean DPS because we could
find no specific habitat features that
were essential to the conservation of the
species within this area other than
Sargassum.
The PBFs and PCEs of neritic habitat
occur in the five categories of habitat
discussed above: Nearshore
reproductive, foraging, winter, breeding,
and constricted migratory.
Nearshore Reproductive Habitat
We describe the PBF of nearshore
reproductive habitat as a portion of the
nearshore waters adjacent to nesting
beaches that are used by hatchlings to
egress to the open-water environment as
well as by nesting females to transit
between beach and open water during
the nesting season.
PCEs that support this habitat are the
following:
(1) Nearshore waters directly off the
highest density nesting beaches and
their adjacent beaches as identified in
50 CFR 17.95(c) to 1.6 km (1 mile)
offshore;
(2) Waters sufficiently free of
obstructions or artificial lighting to
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allow transit through the surf zone and
outward toward open water; and
(3) Waters with minimal manmade
structures that could promote predators
(i.e., nearshore predator concentration
caused by submerged and emergent
offshore structures), disrupt wave
patterns necessary for orientation, and/
or create excessive longshore currents.
The identification of nearshore
reproductive habitat was based
primarily on the location of beaches
identified as high density nesting
beaches by the USFWS (50 CFR
17.95(c)), as well as beaches adjacent to
the high density nesting beaches that
can serve as expansion areas, in
accordance with the process described
by the USFWS in their proposed rule
(78 FR 18000, March 25, 2013). In doing
so, we identified 36 units of nearshore
reproductive critical habitat.
Because the nesting beach habitat
being designated by the USFWS has the
densest nesting within given geographic
locations, the greatest number of
hatchlings is presumed to be produced
on these beaches and either the greatest
number of nesting females and/or the
most productive females presumably
nest on these beaches. Nearshore
reproductive habitat includes waters off
of three high density or expansion
nesting beaches that are not being
designated as terrestrial critical habitat
by USFWS because the beaches occur
on military lands that are not designated
due to the existence of an adequate
INRMP. They are identified here as
essential nearshore reproductive habitat
because their INRMPs do not address
waters off the beach. However, there are
two nearshore areas under military
control that we did not designate due to
existence of an adequate INRMP: Naval
Air Station Key West and MCB Camp
Lejeune. Although the latter was
included in our proposed rule, it is not
included in the final designation
because we determined that their
INRMP benefits loggerheads in waters
off the beach.
Designation of nearshore reproductive
habitat will conserve the Northwest
Atlantic Ocean DPS by doing the
following: (1) Protecting nearshore
habitat adjacent to a broad distribution
of nesting sites; (2) allowing for
movement between nearshore
reproductive areas depending on habitat
availability (response to changing nature
of coastal beach habitat) and support
genetic interchange; (3) allowing for an
increase in the size of each recovery
unit to a level at which the threats of
genetic, demographic, and normal
environmental uncertainties are
diminished; and (4) maintaining their
ability to withstand local or unit level
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environmental fluctuations or
catastrophes.
Foraging Habitat
We describe the PBF of foraging
habitat as specific sites on the
continental shelf or in estuarine waters
frequently used by large numbers of
juveniles or adults as foraging areas.
The PCEs that support this habitat are
the following:
(1) Sufficient prey availability and
quality, such as benthic invertebrates,
including crabs (spider, rock, lady,
hermit, blue, horseshoe), mollusks,
echinoderms and sea pens; and
(2) Water temperatures to support
loggerhead inhabitance, generally above
10° C.
We identified high use areas
throughout the Atlantic Ocean and Gulf
of Mexico, as these areas likely have
habitat features that are essential to the
conservation of the species. In order to
identify high use foraging areas,
available data on sea turtle distribution
were considered. Specifically, we
evaluated information from aerial and
shipboard surveys, stable isotope
analyses, satellite telemetry studies, and
in-water studies to identify areas of
known high use foraging habitat.
Given the wide-spread nature of
foraging loggerheads in the Northwest
Atlantic Ocean and the lack of clear
habitat features of foraging areas, we
were unsuccessful in identifying
specific high value sites as foraging
critical habitat for loggerheads in the
proposed rule (78 FR 43006, July 18,
2013). Although we identified
numerous sites of known foraging
habitat in the proposed rule and
requested information from the public
as to the importance of these areas or
other areas to foraging, as well as habitat
features for foraging areas (78 FR 43006,
July 18, 2003), we remain unable to
identify areas that are more essential
than the rest of the continental shelf and
associated bays and sounds, and have
not identified any units of foraging
critical habitat in this final rule.
Winter Habitat
We describe the PBF of winter habitat
as warm water habitat south of Cape
Hatteras, North Carolina near the
western edge of the Gulf Stream used by
a high concentration of juveniles and
adults during the winter months.
PCEs that support this habitat are the
following:
(1) Water temperatures above 10° C
from November through April;
(2) Continental shelf waters in
proximity to the western boundary of
the Gulf Stream; and
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(3) Water depths between 20 and 100
m.
In the consideration of winter habitat,
the same data sets as those for foraging
habitat were evaluated. The same steps
were also followed as above, but greater
emphasis was placed on the satellite
telemetry data to identify seasonal
differences in distribution. While there
were other high use areas identified,
this analysis revealed a consistent high
use area during the colder months off
the coast of North Carolina that serves
as a particularly important area for
northern foraging loggerheads.
We identified one specific area of
winter critical habitat which extends
from Cape Hatteras at the 20 m depth
contour straight across 35.27° N. lat. to
the 100 m (328 ft) depth contour, south
to Cape Fear at the 20 m (66 ft) depth
contour (approximately 33.47° N. lat.,
77.58° W. long.) extending in a diagonal
line to the 100 m (328 ft) depth contour
(approximately 33.2° N. lat., 77.32° W.
long.). This southern diagonal line (in
lieu of a straight latitudinal line) was
chosen to encompass the loggerhead
concentration area (observed in satellite
telemetry data) and identified habitat
features, while excluding the less
appropriate habitat (e.g., nearshore
waters at 33.2° N. lat.).
The designation of winter critical
habitat will conserve loggerhead sea
turtles by (1) maintaining the habitat in
an area where sea turtles are
concentrated during a discrete time
period and for a distinct group of
loggerheads (e.g., northern foragers); and
(2) allowing for variation in seasonal
concentrations based on water
temperatures and Gulf Stream patterns.
Breeding Habitat
We describe the PBFs of concentrated
breeding habitat as sites with high
densities of both male and female adult
individuals during the breeding season.
PCEs that support this habitat are the
following:
(1) High densities of reproductive
male and female loggerheads;
(2) Proximity to primary Florida
migratory corridor; and
(3) Proximity to Florida nesting
grounds.
Concentrated breeding aggregations
were identified via a review of the
literature and expert opinion. We
determined that such areas are essential
to the conservation of the species
because, as a result of the high density
of breeding individuals, the areas likely
represent important locations for
breeding activities and the propagation
of the species. Although there is no
distinct boundary for these concentrated
breeding sites, we chose to constrain the
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boundaries of the proposed designation
to what we consider the ‘‘core’’ areas
where data indicate adult males
congregate to gain access to receptive
females.
We identified two units of breeding
critical habitat that have been noted in
the scientific literature as containing
large densities of reproductively active
male and female loggerheads in the
spring, prior to the nesting season. The
first is contained within the Southern
Florida migration corridor from the
shore out to the 200 m (656 ft) depth
contour along the stretch of the corridor
between the Marquesas Keys and the
Martin County/Palm Beach County line.
The second area identified as a
concentrated breeding site is located in
the nearshore waters just south of Cape
Canaveral, Florida.
The designation of critical habitat in
breeding areas will help conserve
loggerhead sea turtles by maintaining
the habitat in a documented high use
area for behavior essential to the
propagation of the species.
Constricted Migratory Habitat
We describe the PBF of constricted
migratory habitat as high use migratory
corridors that are constricted (limited in
width) by land on one side and the edge
of the continental shelf and Gulf Stream
on the other side.
PCEs that support this habitat are the
following:
(1) Constricted continental shelf area
relative to nearby continental shelf
waters that concentrate migratory
pathways; and
(2) Passage conditions to allow for
migration to and from nesting, breeding,
and/or foraging areas.
Satellite telemetry information, inwater studies, and available midAtlantic fishery bycatch assessments
show the majority of neritic stage
loggerhead migratory tracks to be on the
continental shelf, with two defined shelf
constriction areas off North Carolina
and southern Florida (NEFSC and
Coonamessett Farm Foundation,
unpublished data; McClellan and Read
2007; Hawkes et al. 2007; Mansfield et
al. 2009; Murray 2009; TEWG 2009;
Hawkes et al. 2011; Warden 2011;
Virginia Aquarium 2011a, 2011b, 2012a,
2012b; Arendt et al. 2012b; Arendt et al.
2012c; Ceriani et al. 2012; Griffin et al.,
2013; Murray and Orphanides 2013,
Foley et al. 2013). They are also
associated with near-land contact by the
Gulf Stream (Putman et al. 2010) which
results in the available neritic habitat
being more narrowly confined in these
areas. Both constricted corridors were
identified as high use (Murray 2009;
Warden 2011; Foley et al., 2013; Murray
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39881
and Orphanides 2013). This information
included both neritic stage juveniles
and adults from multiple Recovery
Units. We identified two specific areas
of constricted migratory critical habitat:
One off the coast of North Carolina, and
the other off the coast of southern
Florida.
The constricted migratory corridor off
North Carolina serves as a concentrated
migratory pathway for loggerheads
transiting to neritic foraging areas in the
north, and back to winter, foraging, and/
or nesting areas in the south. The
majority of loggerheads pass through
this migratory corridor in the spring
(April to June) and fall (September to
November), but loggerheads are also
present in this area from April through
November and, given variations in water
temperatures and individual turtle
migration patterns, these time periods
are variable.
The constricted migratory corridor in
Florida stretches from the westernmost
edge of the Marquesas Keys (82.17° W.
long.) to the tip of Cape Canaveral
(28.46° N. lat.). The northern border
stretches from shore to the 30 m depth
contour. The seaward border then
stretches from the northeastern-most
corner to the intersection of the 200 m
depth contour and 27° N. lat. parallel.
The seaward border then follows the
200 m depth contour to the westernmost
edge at the Marquesas Keys. Adult male
and female turtles use this corridor to
move from foraging sites to the nesting
beach or breeding sites from March to
May, and then use this corridor to move
from the nesting beach or breeding sites
to foraging sites from August to October,
while juveniles and adults use it to
move south during fall migrations to
warmer waters (Mansfield 2006;
Mansfield et al. 2009; Arendt et al.
2012b; Foley et al. in review).
The designation of critical habitat in
the constricted migratory corridors will
help conserve loggerhead sea turtles by
(1) preserving passage conditions to and
from important nesting, breeding, and
foraging areas; and (2) protecting the
habitat in a narrowly confined area of
the continental shelf with documented
high use by loggerheads.
Sargassum Habitat
We describe the PBF of loggerhead
Sargassum habitat as developmental
and foraging habitat for young
loggerheads where surface waters form
accumulations of floating material,
especially Sargassum.
PCEs that support this habitat are the
following:
(i) Convergence zones, surface-water
downwelling areas, the margins of major
boundary currents (Gulf Stream), and
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other locations where there are
concentrated components of the
Sargassum community in water
temperatures suitable for the optimal
growth of Sargassum and inhabitance of
loggerheads;
(ii) Sargassum in concentrations that
support adequate prey abundance and
cover;
(iii) Available prey and other material
associated with Sargassum habitat
including, but not limited to, plants and
cyanobacteria and animals native to the
Sargassum community such as hydroids
and copepods; and
(iv) Sufficient water depth and
proximity to available currents to ensure
offshore transport (out of the surf zone),
and foraging and cover requirements by
Sargassum for post-hatchling
loggerheads, i.e., >10 m depth.
Witherington et al. (2012) found that
the presence of floating Sargassum
itself, irrespective of other detectable
surface features, defined habitat used by
young juvenile sea turtles. However, we
found it challenging to identify specific
areas where these Sargassum
concentrations are likely to form
consistently, given its dynamic nature.
In the proposed rule, we specifically
requested comments on whether to
include Sargassum habitat as critical
habitat and, if so, whether or not we
should include the entire areas, features,
and elements described in the
‘‘Description of Physical or Biological
Features and Primary Constituent
Elements and Identification of Specific
Areas’’ section. We also requested
information on specific areas that
frequently encompass convergence
zones, surface water downwelling areas
and/or other locations where
concentrated components of the
Sargassum community are likely to be
found in the Atlantic Ocean and Gulf of
Mexico. Finally, we requested
information on times or areas that
loggerheads are most likely to co-occur
with Sargassum habitat. We received
numerous comments on the designation
of Sargassum (see Section III, Summary
of Comments and Responses). While
many comments supported designation
of Sargassum habitat, and some in the
form presented in the proposed rule,
some expressed concern with the
magnitude of the areas discussed. New
literature was supplied by one
commenter in the form of Mansfield et
al., 2014. We considered this reference
and also reevaluated oceanographic
information and again consulted with
Sargassum experts in order to define the
Sargassum area as specifically as
possible.
Gower and King (2011) evaluated
satellite imagery data from 2002–2008
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and found high concentrations of
Sargassum in the northwest Gulf of
Mexico from March to June. Sargassum
then spreads eastward into the central
and eastern Gulf of Mexico, and then
into the Atlantic starting in about July.
Sargassum was found in a widespread
area of the Atlantic Ocean east of Cape
Hatteras in July, spreading further north
and east by September. Observations
from 2003 to 2007 suggest that
Sargassum has a lifespan of
approximately 1 year or less, and that
the northwest Gulf of Mexico is a major
nursery area (Gower and King 2011).
High resolution imagery from 2010
suggested that Sargassum was more
abundant and widespread in the
western Gulf of Mexico compared to the
central and eastern Gulf of Mexico, with
the latter areas having smaller and more
dispersed patches of Sargassum (Hardy
et al. 2011). Further, NMFS has
collected Sargassum on Gulf of Mexico
ichthyoplankton surveys since 2002.
While there are various sampling
limitations, available data from 2006–
2011 fall surveys indicate the highest
volume of Sargassum is found in the
western Gulf, with very little Sargassum
collected in locations on the eastern
Gulf of Mexico shelf (G. Zapfe, NMFS,
2013, pers. comm.). Based upon the best
available data on the distribution of
Sargassum in the Gulf of Mexico, it is
apparent that the western Gulf contains
the most predictable and abundant
Sargassum habitat, and in the eastern
Gulf (western Florida shelf) Sargassum
concentrations are lower, more
dispersed and transient. The presence or
absence of major and persistent
circulation features may offer guidance
as to where Sargassum drift habitats
might persist and where they may be
extremely transient. Gower et al. (2006)
reported that freely floating pelagic
Sargassum may be expected to reach
highest concentrations in ocean areas
where surface water remains for long
periods of time in a slowly rotating gyre,
such as the western Gulf of Mexico.
Continental shelf waters in the western
Gulf of Mexico are relatively narrow and
may be influenced by the mesoscale
eddies that have travelled westward
after separating from the Loop Current
(Ohlmann et al. 2001). The broad
continental shelf within the eastern Gulf
of Mexico lacks such circulation
features. The relatively fast moving
Loop Current and the Florida Current
both serve to distribute Sargassum from
the western and central Gulf into the
Atlantic.
In the Atlantic, the highest Sargassum
production has been found in the Gulf
Stream, the lowest on the shelf, and
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intermediate in the Sargasso Sea
(outside of the U.S. EEZ), with
Sargassum contributing about 0.5
percent of the total primary production
in the area, but nearly 60 percent of the
total in the upper 1 m (3 ft) of the water
column (Howard and Menzies 1969;
Carpenter and Cox 1974; Hanson 1977).
Witherington et al. (2012) found that
transects on which turtles were
observed in the Atlantic were typically
found near the western wall of the Gulf
Stream and its associated frontal
boundaries. Further, Mansfield et al.
(2014) satellite tracked 17 neonate
loggerheads released into the Gulf
Stream off Florida within Sargassum
mats. Tracked turtles rarely occupied
continental shelf waters and, with one
exception, none of the turtles moved
westward of the Gulf Stream boundary.
Turtles did move east of the Gulf Stream
boundary in association with meso-scale
eddies, and some turtles moved east
into the Sargasso Sea (Mansfield et al.
2014). Sargassum production varies by
season and, in the Atlantic, has the
greatest biomass occurring off the
southeastern U.S. coast after July
(Gower and King 2011). This roughly
coincides with peak hatchling
production in the southeastern United
States (Mansfield and Putman 2013).
The physical forces that aggregate
Sargassum also aggregate pollutants and
debris, making this habitat especially
vulnerable.
Based on the above information, we
identified two specific areas of
Sargassum: The western Gulf of Mexico
to the eastern edge of the Loop Current,
and the Atlantic Ocean from the Gulf of
Mexico along the northern/western
boundary of the Gulf Stream and east to
the outer edge of the U.S. EEZ.
Specifically, the Gulf of Mexico area
has as its northern and western
boundaries the 10 m depth contour
starting at the mouth of South Pass of
the Mississippi River and proceeding
west and south to the outer boundary of
the U.S. EEZ. The southern boundary of
the area is the U.S. EEZ from the 10 m
depth contour off of Texas to the Gulf
of Mexico-Atlantic border (83° W.
long.). The eastern boundary follows the
10 m depth contour from the mouth of
South Pass of the Mississippi River at
28.97° N. lat., 89.15° W. long., in a
straight line to the northernmost
boundary of the Loop Current (28° N.
lat., 89° W. long.) and along the eastern
edge of the Loop Current roughly
following the velocity of 0.101–0.20 m/
second as depicted by Love et al. (2013)
using the Gulf of Mexico summer mean
sea surface currents from 1993–2011, to
the Gulf of Mexico-Atlantic border
(24.58° N. lat., 83° W. long.). The
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delineation between the Gulf of Mexico
and the Atlantic Ocean starts at 24.58°
N. lat., 83° W. long. (near the Dry
Tortugas), and proceeds southward
along 83° W. long. to the outer boundary
of the EEZ (23.82° N. lat.).
The Atlantic Ocean area has as its
outer boundary the U.S. EEZ, starting at
the Gulf of Mexico-Atlantic border
(23.82° N. lat., 83° W. long.) and
proceeding east and north until the EEZ
coincides with the Gulf Stream at 37.84°
N. lat., 70.59° W. long. The inner
boundary of the unit starts at the Gulf
of Mexico-Atlantic border (24.58° N.
lat., 83° W. long.) to the outer edge of
the breeding/migratory critical habitat
(LOGG–N–19) at 24.34° N. lat., 82.16°
W. long., along the outer edge of the
corridor (following the 200 m depth
contour) until it coincides with the
breeding habitat off of Cape Canaveral
(LOGG–N–17) at 27.97° N. lat., 80.14°
W. long., and from there roughly
following the velocity of 0.401–0.50 m/
second (Ocean Conservancy 2012;
PMEL 2012) until it coincides with the
outer edge of the EEZ at 37.84° N. lat.,
70.59° W. long.
The designation of Sargassum critical
habitat will help conserve loggerhead
sea turtles by protecting essential forage,
cover and transport habitat for posthatchlings and early juveniles.
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2. North Pacific Ocean DPS
Within the range of the North Pacific
Ocean DPS, neither neritic nor
Sargassum habitat are used by
loggerheads within U.S. jurisdiction;
therefore, no areas were identified for
these habitat types. PBFs (and PCEs)
were identified for Oceanic Habitat.
Although the Central North Pacific and
the Eastern Pacific/U.S. West Coast
share the same PBFs, they have different
accompanying PCEs.
Central North Pacific Ocean
We describe the essential PBFs of
loggerhead sea turtle oceanic habitat in
the central North Pacific Ocean as
waters that support suitable conditions
in sufficient quantity and frequency to
provide meaningful foraging,
development, and/or transiting
opportunities to the population in the
North Pacific Ocean.
PCEs in the central North Pacific
Ocean that support this habitat include
the following:
(1) Currents and circulation patterns
of the North Pacific Ocean (KEBR, and
the southern edge of the KEC
characterized by the Transition Zone
Chlorophyll Front) where physical and
biological oceanography combine to
promote high productivity (chlorophyll
a = 0.11–0.31 mg/m3) and sufficient
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prey quality (energy density ≥11.2 kJ/g)
of species; and
(2) Appropriate SSTs (14.5° to 20.0° C
(58.1° to 68.0 °F)), primarily
concentrated at the 17° to 18° C (63° to
64 °F) isotherm.
Loggerhead foraging and
developmental habitat in the North
Pacific Ocean occurs between 28° N.
and 40° N. lat. (Polovina et al. 2004).
Despite historical population decline
and nesting trend variability (Kamezaki
et al. 2003; Conant et al. 2009; Van
Houtan and Halley 2011), loggerheads
appear to have remained widely
distributed and continue to occupy
most, if not all, of their historical range
in the central North Pacific Ocean.
Accordingly, those oceanic areas within
loggerhead range that are infrequently
used generally do not provide the
significant function that they might for
a species with a constricted range. The
potential loggerhead habitat occurring
in the U.S. EEZ around Hawaii
represents between 0.68 percent and 4.2
percent of the total habitat in the central
portion of the Pacific Ocean. This
habitat represents a small percentage of
suitable habitat, and the variables that
make it suitable only occur within the
U.S. EEZ around Hawaii a portion of the
year in spite of loggerheads using areas
north of it throughout the year.
Given the information presented
above, we conclude that the habitat
within the U.S. EEZ of the central North
Pacific Ocean does not provide
meaningful foraging, development, and/
or transiting opportunities to the North
Pacific Ocean DPS, and therefore does
not contain PBFs described in the
previous section.
Eastern Pacific/U.S. West Coast
We describe the essential PBFs of
loggerhead sea turtle oceanic habitat in
the eastern North Pacific Ocean as
waters that support suitable conditions
in sufficient quantity and frequency to
provide meaningful foraging,
development, and/or transiting
opportunities to the population in the
North Pacific Ocean.
PCEs in the eastern North Pacific
Ocean that support this habitat include
the following:
(1) Sites that support meaningful
aggregations of foraging juveniles; and
(2) Sufficient prey densities of
neustonic and oceanic organisms.
Loggerheads documented off the U.S.
west coast are primarily found south of
Point Conception, the northern
boundary of the Southern California
Bight. Based on interactions with the
California drift gillnet fishery and
stranding records, recorded observations
of loggerheads in the Southern
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California Bight are rare events, with 16
loggerheads taken in 4,165 observed sets
from 1990–2010 (Allen et al. 2013) and
28 loggerheads observed stranded from
1990 to 2012 (average ∼1.3 loggerheads/
year). In contrast, waters off the Pacific
coast of Baja California, and particularly
within the shelf waters of Ulloa Bay, are
highly productive with loggerheads
documented in the thousands in this
area (Pitman 1990; Seminoff et al. 2006).
Due to the rarity of loggerheads and
their prey both historically and
currently in waters off the U.S. west
coast, U.S. waters in the eastern Pacific
Ocean do not provide meaningful
foraging, development, and/or transiting
opportunities to the loggerhead
population in the North Pacific Ocean
DPS, and therefore do not contain the
PBFs described in the previous section.
C. Special Management Considerations
An occupied area may be designated
as critical habitat if it contains one or
more of the PBFs essential to
conservation, and if such features ‘‘may
require special management
considerations or protection’’ (16 U.S.C.
1532(5)(a)(i)(II)). Joint NMFS and
USFWS regulations (50 CFR 424.02(j))
define special management
considerations or protection to mean
any methods or procedures useful in
protecting PBFs of the environment for
the conservation of listed species. We
determined that the PBFs identified
earlier may require special management
considerations due to a number of
factors that may affect them. These
factors include activities, structures, or
other byproducts of human activities.
The list below is not necessarily
inclusive of all factors.
Major categories of factors, by habitat
type, follow. All of these may have an
effect on one or more PBF or PCE within
the range of the Northwest Atlantic
Ocean DPS and may require special
management considerations as
described below.
1. Northwest Atlantic Ocean DPS
Nearshore Reproductive Habitat
The primary impact to the PBFs and
PCEs of the nearshore reproductive
habitat (habitat from MHW to 1.6 km
offshore of high density nesting beaches
and adjacent beaches) for loggerhead sea
turtles would be from activities or
byproducts of human activities that
result in a loss of habitat conditions that
allow for (a) hatchling egress from the
water’s edge to open water; and (b)
nesting female transit back and forth
between the open water and the nesting
beach during nesting season. The loss of
such habitat conditions could come
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from, but is not limited to, the
following:
(1) Offshore structures including, but
not limited to, breakwaters, groins,
jetties, and artificial reefs, that block or
otherwise impede efficient passage of
hatchlings or females and/or which
concentrate hatchling predators and
thus result in greater predation on
hatchlings;
(2) Lights on land or in the water,
which can disorient hatchlings and
nesting females and/or attract predators,
particularly lighting that is permanent
or present for long durations and has a
short wave length (below 540nm);
(3) Oil spills and response activities,
that affect habitat conditions for
efficient passage of hatchlings or
females;
(4) Alternative offshore energy
development (turbines or similar
structures) that affects habitat
conditions for efficient passage of
hatchlings or females;
(5) Fishing or aquaculture gear that
blocks or impedes efficient passage of
hatchlings or females; and
(6) Dredging and disposal activities
that affect habitat conditions for
efficient passage of hatchlings or
females by creating barriers or
dramatically altering the slope of the
beach approach.
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Winter Habitat
The PBF, water temperature PCE, and
Gulf Stream boundary PCE of the winter
habitat for loggerhead sea turtles could
be affected by the following:
(1) Large-scale water temperature
changes resulting from global climate
change; and
(2) Shifts in the patterns of the Gulf
Stream resulting from climate change.
While unlikely to be affected to a
significant extent by human activities,
the water depth PCE (20–100 m) could
potentially be affected by extensive
dredging or sediment disposal activities.
Breeding Habitat
The PBF of a concentrated breeding
habitat and the associated PCE of high
densities of reproductive male and
female loggerheads (which facilitates
breeding for individuals migrating to
that area) could be affected by the
following:
(1) Fishing activities that disrupt use
of habitat and thus affect densities of
reproductive loggerheads;
(2) Dredging and disposal of
sediments that affect densities of
reproductive loggerheads;
(3) Oil spills and response activities
that affect densities of reproductive
loggerheads;
(4) Alternative offshore energy
development (turbines or similar
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structures) that affect densities of
reproductive loggerheads; and
(5) Climate change, which can affect
currents and water temperatures and
affect densities of reproductive
loggerheads.
Constricted Migratory Habitat
The primary impact to the
functionality of the identified corridors
as migratory routes for loggerhead sea
turtles would be a loss of passage
conditions that allow for free and
efficient migration along the corridor.
The loss of these passage conditions
could come from large-scale and or
multiple construction projects that
result in the placement of substantial
structures along the path of the
migration, or other similar habitat
alterations, requiring large-scale
deviations in the migration movements.
This impact is expected to be much
more likely, and have a greater impact,
in the most constricted areas of the
migratory routes. Other activities or
byproducts of human activities that
may, but are less likely to result in an
impact to the PCEs include the
following:
(1) Oil and gas activities, such as
construction and removal of platforms,
lighting and noise that alter habitat
conditions needed for efficient passage;
(2) Power generation activities such as
turbines, wind farms, conversion of
wave or tidal energy into power that
result in altered habitat conditions
needed for efficient passage;
(3) Dredging and disposal of
sediments that results in altered habitat
conditions needed for efficient passage;
(4) Channel blasting, including use of
explosives to remove existing bridge or
piling structures or to deepen navigation
channels, that results in altered habitat
conditions needed for efficient passage;
(5) Marina and dock/pier
development that results in altered
habitat conditions needed for efficient
passage;
(6) Offshore breakwaters that result in
altered habitat conditions needed for
efficient passage;
(7) Aquaculture structures such as net
pens and fixed structures and artificial
lighting that result in altered habitat
conditions needed for efficient passage;
(8) Fishing activities, particularly
those using fixed gear (pots, pound
nets), that, when arranged closely
together over a wide geographic area,
result in altered habitat conditions
needed for efficient passage; and
(9) Noise pollution from construction,
shipping and/or military activities that
results in altered habitat conditions
needed for efficient passage.
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Sargassum Habitat
The PBF of developmental and
foraging habitat in accumulations of
floating materials, especially
Sargassum, and its associated PCEs of
convergence zones and other areas of
concentration, adequate concentrations
of Sargassum to support abundant prey
and cover, and the existence of the
community of flora and fauna typically
associated with Sargassum habitat
could be affected by the following:
(1) Commercial harvest of Sargassum,
which would directly decrease the
amount of habitat;
(2) Oil and gas exploration,
development, and transportation that
affects the Sargassum habitat itself and
the loggerhead prey items found within
this habitat—this could occur both in
the process of normal operations and
during blowouts and oil spills, which
release toxic hydrocarbons and also
require other toxic chemicals for
cleanup;
(3) Vessel operations that result in the
routine disposal of trash and wastes
and/or the accidental release or spillage
of cargo, trash or toxic substances, and/
or result in the transfer and introduction
of exotic and harmful organisms
through ballast water discharge, which
may then impact the loggerhead prey
species found in Sargassum habitat;
(4) Ocean dumping of anthropogenic
debris and toxins that affects the
Sargassum habitat itself and the
loggerhead prey items found within this
habitat; and
(5) Global climate change, which can
alter the conditions (such as currents
and other oceanographic features,
temperature, and levels of ocean acidity)
that allow Sargassum habitat and
communities to thrive in abundance and
locations suitable for loggerhead
developmental habitat.
2. North Pacific Ocean DPS
We did not identify any specific areas
within the U.S. EEZ in the North Pacific
Ocean that contain PBFs essential to the
conservation of the North Pacific Ocean
DPS; therefore, we did not analyze
special management considerations.
D. Unoccupied Areas
Section 3(5)(A)(ii) of the ESA
authorizes designation of ‘‘specific areas
outside the geographical areas occupied
by the species at the time it is listed’’
if those areas are determined to be
essential to the conservation of the
species. Joint NMFS and USFWS
regulations (50 CFR 424.12(e))
emphasize that the agency shall
designate as critical habitat areas
outside the geographical area presently
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occupied by a species only when a
designation limited to its present range
would be inadequate to ensure the
conservation of the species. We have not
identified additional specific areas
outside the geographic area occupied by
loggerheads at the time of their listing
that may be essential for the
conservation of the species.
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V. Military Lands: Application of ESA
Section 4(a)(3)
The ESA precludes the Secretary from
designating military lands as critical
habitat if those lands are subject to an
INRMP under the Sikes Act
Improvement Act of 1997 (Sikes Act; 16
U.S.C. 670a) and the Secretary certifies
in writing that the plan benefits the
listed species (Section 4(a)(3), Pub. L.
108–136).
We have determined that the INRMPs
for NAS Key West (Florida) and MCB
Camp Lejeune (North Carolina) both
confer benefits to the loggerhead sea
turtle and enhance its habitat, and
therefore we are not designating the
waters subject to these INRMPs as
critical habitat. Management actions
described in the NAS Key West INRMP
that benefit loggerhead sea turtles
include water quality improvement
measures, invasive species control, reestablishment of historic tidal
connections for mangrove/saltmarsh
and shallow open water (including areas
containing seagrasses), completion of a
marine benthic survey, installation of
turtle-friendly lights, and community
outreach and information. Management
actions described in the MCB Camp
Lejeune INRMP that benefit loggerhead
sea turtles include air sweeps before and
lookouts during live fire exercises with
halting of live fire if a sea turtle is
spotted, and avoidance of sea turtles
when in boats, keeping a distance of 200
yd (183 m) if feasible.
VI. Exclusions: ESA Section 4(b)(2)
Analysis
Section 4(b)(2) of the ESA states that
the Secretary shall designate and make
revisions to critical habitat on the basis
of the best available scientific data after
taking into consideration the economic
impact, national security impact, and
any other relevant impact of specifying
any particular area as critical habitat (16
U.S.C. section 1533(b)(2)). In addition to
this mandatory consideration of
impacts, this section also gives the
Secretary discretion to exclude any area
from critical habitat if the benefits of
such exclusion outweigh the benefits of
designating such area as part of the
critical habitat (the conservation
benefits to the species), unless the
failure to designate such area as critical
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habitat will result in the extinction of
the species (16 U.S.C. 1533(b)(2)). In
making this determination, the statute,
as well as the legislative history, are
clear that the Secretary has broad
discretion regarding whether to proceed
to the optional weighing of benefits,
which factor(s) to use, how much
weight to give to any factor, and
whether or not to exclude any area.
A. Benefits of Designation
The benefits of designating the
particular areas include the protection
afforded under section 7(a)(2) of the
ESA, requiring all Federal agencies to
ensure that their actions are not likely
to destroy or adversely modify critical
habitat. This is in addition to the
requirement that all Federal agencies
ensure that their actions are not likely
to jeopardize the continued existence of
the species, and to the take prohibitions
of section 9 of the ESA. The designation
of critical habitat also provides
conservation benefits such as improved
education and outreach by informing
the public about areas and features
important to the species conservation,
as well as additional protections that
may exist or be created under state and
local authorities.
We find that, because the PBFs and
PCEs of the proposed critical habitat
inherently focus on the areas that best
support the needs of the species (i.e.,
those that support meaningful
aggregations of the species) and the
areas were selected expressly to ensure
maximum consistency with the goals in
the Recovery Plan, each of the proposed
areas is of high conservation value.
B. Economic Benefits of Exclusion
According to the final Economic
Analysis, the total estimated present
value of the quantified impacts is
$950,000 over the next 10 years. On an
annualized basis, this is equivalent to
impacts of $110,000 (IEc 2013). The
quantified economic impacts of
designation are the same as the
economic benefits of exclusion. Costs
for each area can be found in Exhibit
ES–1 of the final Economic Analysis
(IEc 2013). Impacts are anticipated to be
greatest in LOGG–S–1 (37 percent of the
total costs or $40,000 annually), the
Atlantic Sargassum habitat area, and the
Gulf of Mexico Sargassum area (13
percent or $14,000 annually) although
these impacts are based on the proposed
Sargassum areas, which are appreciably
larger (virtually the entire area between
the 10 m depth contour and the extent
of the U.S. EEZ in the Atlantic Ocean
and Gulf of Mexico below 40 N. Lat.)
than the areas in the final rule, which
do not include areas between the 10 m
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depth contour and the northern/western
edge of the Gulf Stream in the Atlantic,
and the eastern Gulf of Mexico. Impacts
reflect the very large size of these areas,
rather than the potential for significant
activities that may adversely affect this
habitat type. Because the majority of
anticipated impacts are administrative
costs associated with consultation on
nearshore and in-water construction,
dredging, and sediment disposal
activities and fisheries and related
activities, impacts in the designated
areas should be considerably reduced.
Impacts to LOGG–N–19, a large area that
extends from Martin County/Palm
Beach County line to the Marquesas
Keys in Monroe County and which
includes several nearshore reproductive
areas as well as the southern-most
constricted migratory corridor and
concentrated breeding habitat in
Florida, have the next greatest cost at 12
percent of the total or $12,000 annually.
These costs are due primarily to the
number of consultations anticipated for
in-water construction, dredging, and
sediment disposal activities, but also to
the size of the area relative to most of
the other areas. The final Economic
Analysis describes in more detail the
types of activities that may be affected
by the designation and the estimated
relative level of economic impacts (IEc
2014).
The highest estimated annual
economic cost associated with the
designation of loggerhead critical
habitat is less than $40,000 for a very
large area, LOGG–S–1, and the
estimated cost associated with the
designation of most areas as critical
habitat is below $1,000. Because these
numbers are so low, all areas are
considered to have a ‘‘low’’ economic
impact. Typically, to be considered
‘‘high,’’ an economic value would need
to be above several million dollars
(sometimes tens of millions), and
‘‘medium’’ may fall between several
hundred thousand and millions of
dollars.
C. Exclusions of Particular Areas Based
on Economic Impacts
Because all particular areas identified
for loggerheads have a high
conservation value and a low economic
impact, no areas are being excluded
based on economic impacts. This has
not changed from the proposed rule.
Because no areas are being excluded, we
did not need to further consider
whether exclusions would result in the
extinction of the Northwest Atlantic
Ocean DPS of the loggerhead sea turtle.
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D. Exclusions Based on Impacts to
National Security
The Secretary must consider possible
impacts to national security when
determining critical habitat (16 U.S.C.
1533(b)(2)). We shared the draft
Biological Report with the Departments
of the Navy (including Marine Corps),
Army, Air Force and the Department of
Homeland Security. The Navy, Air
Force, and Department of Homeland
Security provided comments (see
proposed rule for further discussion of
the comments). Although there is
overlap between areas proposed for
critical habitat and their activities, we
do not believe that these activities, as
currently conducted, are the types of
activities that may affect or adversely
modify critical habitat proposed for the
loggerhead sea turtle or its PBF/PCEs.
Therefore, we conclude that Navy, Air
Force and DHS activities are not likely
to be affected by this proposed
designation, and the designation would
not affect national security.
No additional national security
concerns have been raised at this time;
therefore, we have not excluded any
areas due to national security concerns.
E. Exclusions for Tribal Lands
No Tribal lands occur in the areas
being recommended for designation,
and no Tribal activities are anticipated
to be affected by designation. Therefore
no exclusions are recommended for
Indian Lands.
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VII. Final Determinations and Critical
Habitat Designation
We conclude that specific areas meet
the definition of critical habitat for the
Northwest Atlantic Ocean DPS, that a
critical habitat designation is prudent,
and that critical habitat is determinable.
We found 38 specific marine areas for
critical habitat designation occupied
within the range of the Northwest
Atlantic Ocean DPS. These areas
contain one or a combination of
nearshore reproductive habitat, winter
habitat, breeding habitat, constricted
migratory corridors, and Sargassum
habitat. These areas are described in
detail in the proposed rule (78 FR
43006, July 18, 2013).
We conclude that no specific areas
exist within U.S. jurisdiction that meet
the definition of critical habitat for the
North Pacific Ocean DPS. We did not
identify any critical habitat within the
U.S. EEZ in the Pacific Ocean for the
North Pacific Ocean DPS because
occupied habitat within the U.S. EEZ
did not support suitable conditions in
sufficient quantity and frequency to
provide meaningful foraging,
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development, and/or transiting
opportunities to the population in the
North Pacific Ocean.
VIII. Effects of Critical Habitat
Designation
Section 7(a)(2) of the ESA requires
Federal agencies to insure that any
action authorized, funded, or carried out
by the agency (agency action) does not
jeopardize the continued existence of
any threatened or endangered species or
destroy or adversely modify designated
critical habitat (16 U.S.C. 1536(a)(2)).
When a species is listed or critical
habitat is designated, Federal agencies
must consult with NMFS on any agency
actions they authorize, fund, or carry
out that may affect the species or its
critical habitat (16 U.S.C. 1536(a)(2)).
During the consultation, we evaluate the
agency action to determine whether the
action may adversely affect listed
species or critical habitat and issue our
findings in a biological opinion or, if
appropriate, in a letter concurring with
a finding of the action agency that their
action is not likely to adversely affect
the species. If we conclude in the
biological opinion that the action would
likely result in the destruction or
adverse modification of critical habitat,
we would also recommend any
reasonable and prudent alternatives to
the action (16 U.S.C. 1536(b)(4)(2)).
Reasonable and prudent alternatives
(defined in 50 CFR 402.02) are
alternative actions identified during
formal consultation that can be
implemented in a manner consistent
with the intended purpose of the action,
that are consistent with the scope of the
Federal agency’s legal authority and
jurisdiction, that are economically and
technologically feasible, and that would
avoid the destruction or adverse
modification of critical habitat.
Regulations (50 CFR 402.16) require
Federal agencies that have retained
discretionary involvement or control
over an action, or where such
discretionary involvement or control is
authorized by law, to reinitiate
consultation on previously reviewed
actions in instances where (1) critical
habitat is subsequently designated, or
(2) new information or changes to the
action may result in effects to critical
habitat not previously considered in the
biological opinion. Consequently, some
Federal agencies may request
reinitiation of a consultation or
conference with us on actions for which
formal consultation has been completed,
if those actions may affect designated
critical habitat or adversely modify or
destroy proposed critical habitat.
Activities subject to the ESA section
7 consultation process include Federal
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activities and non-Federal activities
requiring a permit from a Federal
agency (e.g., a Clean Water Act, Section
404 dredge or fill permit from the
USACE) or some other Federal action,
including funding (e.g., Federal
Highway Administration funding for
transportation projects). ESA section 7
consultation would not be required for
Federal actions that do not affect listed
species or critical habitat and for nonFederal activities or activities on nonfederal and private lands that are not
federally funded, authorized, or carried
out.
IX. Activities That May Be Affected
ESA section 4(b)(8) requires in any
final rule to designate critical habitat an
evaluation and brief description, to the
maximum extent practicable, of those
activities that may adversely modify
such habitat or that may be affected by
the designation. A wide variety of
activities may affect the critical habitat
and may be subject to the ESA section
7 consultation process when carried out,
funded, or authorized by a Federal
agency. These include (1) nearshore and
in-water construction, dredging, and
sediment disposal, such as construction
and maintenance of offshore structures
such as breakwaters, groins, jetties, and
artificial reefs; construction and
maintenance of transportation projects
(e.g., bridges) and utility projects;
dredging and sediment disposal;
channel blasting; (2) fisheries
management, such as Federal
commercial fisheries and related
activities; (3) oil and gas exploration
and development, such as
decommissioning of old oil and gas
platforms, construction of nearshore oil
and gas platforms, oil and gas activity
transport in the nearshore environment;
(4) renewable energy projects, such as
ocean thermal energy, wave energy, and
offshore wind energy; (5) some military
activities, such as in-water training and
research; and (6) aquaculture, such as
marine species propagation.
For ongoing activities, we recognize
that designation of critical habitat may
trigger reinitiation of past consultations.
Although we cannot predetermine the
outcome of section 7 consultations, we
do not anticipate at this time that the
outcome of reinitated consultation
would likely require additional
conservation measures, because effects
to habitat would likely have been
assessed in the original consultation.
We commit to working closely with
other Federal agencies to implement
these reinitiated consultations in an
efficient and streamlined manner that,
as much as possible and consistent with
our statutory and regulatory obligations,
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minimizes the staff and resource burden
and recognizes existing habitat
conservation measures from previously
completed ESA consultations. Further,
we will continue to work with other
agencies to refine and revise cost
estimates associated with such
consultations.
X. Information Quality Act and Peer
Review
The data and analyses supporting this
designation have undergone a predissemination review and have been
determined to be in compliance with
applicable information quality
guidelines implementing the
Information Quality Act (IQA) (Section
515 of Pub. L. 106–554). In December
2004, the Office of Management and
Budget (OMB) issued a Final
Information Quality Bulletin for Peer
Review pursuant to the IQA. The
Bulletin established minimum peer
review standards, a transparent process
for public disclosure of peer review
planning, and opportunities for public
participation with regard to certain
types of information disseminated by
the Federal Government. The peer
review requirements of the OMB
Bulletin apply to influential or highly
influential scientific information
disseminated on or after June 16, 2005.
To satisfy our requirements under the
OMB Bulletin, we obtained independent
peer review of the Biological and
Economic Reports that support the
designation of critical habitat for the
loggerhead sea turtle and incorporated
the peer review comments prior to the
proposed rule and within this
rulemaking.
XI. Classification
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A. Regulatory Planning and Review
The Office of Management and Budget
(OMB) has determined that this final
rule is significant under Executive
Order 12866. A final Economic Analysis
and 4(b)(2) analysis as set forth herein
have been prepared to support the
exclusion process under section 4(b)(2)
of the ESA. To review these documents
see ADDRESSES section above.
B. National Environmental Policy Act
We have determined that an
environmental analysis as provided for
under the National Environmental
Policy Act of 1969 for critical habitat
designations made pursuant to the ESA
is not required. See Douglas County v.
Babbitt, 48 F.3d 1495 (9th Cir. 1995),
cert. denied, 116 S.Ct. 698 (1996).
C. Regulatory Flexibility Act
Under the Regulatory Flexibility Act
(RFA; 5 U.S.C. 601 et seq., as amended
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by the Small Business Regulatory
Enforcement Fairness Act (SBREFA) of
1996), whenever an agency publishes a
notice of rulemaking for any final rule
(other than one regarding the listing of
a species under the Endangered Species
Act), it must prepare and make available
for public comment a regulatory
flexibility analysis describing the effects
of the rule on small entities (i.e., small
businesses, small organizations, and
small government jurisdictions). We
prepared a final regulatory flexibility
analysis (FRFA) pursuant to section 603
of the Regulatory Flexibility Act (RFA;
5 U.S.C. 601 et seq.; IEc, 2014), which
is an appendix to the final Economic
Analysis. The FRFA incorporates the
Initial Regulatory Flexibility Analysis
(IRFA), which was part of the draft
economic analysis that accompanied the
proposed rule to designate critical
habitat. This document is available
upon request (see ADDRESSES section
above). The results are summarized
below.
A statement of the need for and
objectives of this final rule is provided
earlier in the preamble and is not
repeated here. This final rule will not
impose any recordkeeping or reporting
requirements.
Three types of small entities
identified in the analysis are (1) small
business, (2) small governmental
jurisdiction, and (3) small organization.
The regulatory mechanism through
which critical habitat protections are
enforced is section 7 of the ESA, which
directly regulates only those activities
carried out, funded, or permitted by a
Federal agency. By definition, Federal
agencies are not considered small
entities, although the activities they may
fund or permit may be proposed or
carried out by small entities. This
analysis considers the extent to which
this designation could potentially affect
small entities, regardless of whether
these entities would be directly
regulated by NMFS through the final
rule or by a delegation of impact from
the directly regulated entity.
The small entities that may bear the
incremental impacts of this rulemaking
are quantified in chapters 3 through 6 of
the final Economic Analysis on four
categories of economic activity
potentially requiring modification to
avoid destruction or adverse
modification of loggerhead sea turtle
critical habitat. Small entities also may
participate in ESA section 7
consultation as an applicant or may be
affected by a consultation if they intend
to undertake an activity that requires a
permit, license, or funding from the
Federal Government. It is therefore
possible that the small entities may
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spend additional time considering
critical habitat during section 7
consultation for the loggerhead sea
turtle. Potentially affected activities
include nearshore and in-water
construction, dredging and disposal,
fisheries, oil and gas exploration and
development, and alternative energy
projects.
Estimated impacts to small entities
are summarized by industry in Exhibit
A–1 Exhibit A–2 describes potentially
affected small businesses by NAICS
code, highlighting the relevant small
business thresholds. Although
businesses affected indirectly are
considered, this analysis considers only
those entities for which impacts would
not be measurably diluted, i.e., it
focuses on those entities that may bear
some additional costs associated with
participation in section 7 consultation.
Based on the number of past
consultations and information about
potential future actions likely to take
place within proposed critical habitat
areas, this analysis forecasts the number
of additional consultations that may
take place as a result of critical habitat
(see Chapters 3 through 6 of the draft
Economic Analysis). Based on this
forecast, annual incremental
consultation costs that may be borne by
small entities are forecast at $18,000
(discounted at seven percent).
Ideally this analysis would directly
identify the number of small entities
which may engage in activities that
overlap with the proposed designation;
however, while we track the Federal
agencies involved in the consultation
process, we do not track the identity of
past permit recipients or the particulars
that would allow us to determine
whether the recipients were small
entities. Nor do we track how often
Federal agencies have hired small
entities to complete various actions
associated with these consultations. In
the absence of this information, this
analysis utilizes Dun and Bradstreet
databases to determine the number of
small businesses operating within the
NAICS codes identified in Exhibit A–2.
Exhibit A–3 presents the potentially
affected small counties.
The final rule does not directly
mandate ‘‘reporting’’ or ‘‘record
keeping’’ within the meaning of the
Paperwork Reduction Act, and does not
impose record keeping or reporting
requirements on small entities. A
critical habitat designation requires
Federal agencies to initiate a section 7
consultation to insure their actions do
not destroy or adversely modify critical
habitat. During formal section 7
consultation under the ESA, NMFS, the
action agency (Federal agency), and a
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third party participant applying for
Federal funding or permitting may
communicate in an effort to minimize
potential adverse impacts to the habitat
and/or the essential features.
Communication may include written
letters, phone calls, and/or meetings.
Project variables such as the type of
consultation, the location, affected
essential features, and activity of
concern, may in turn dictate the
complexity of these interactions. Third
party costs may include administrative
work, such as cost of time and materials
to prepare for letters, calls, or meetings.
The cost of analyses related to the
activity and associated reports may be
included in these administrative costs.
In addition, following the section 7
consultation process, entities may be
required to monitor progress during the
activity to ensure that impacts to the
habitat and features have been
minimized.
A FRFA must identify any
duplicative, overlapping, and
conflicting Federal rules. The
protections afforded to threatened and
endangered species and their habitat are
described in section 7, 9, and 10 of the
ESA. A final determination to designate
critical habitat requires Federal agencies
to consult, pursuant to section 7 of the
ESA, with NMFS on any activities the
Federal agency funds, authorizes, or
carries out, including permitting,
approving, or funding non-Federal
activities (e.g., a Clean Water Act,
Section 404 dredge or fill permit from
USACE). The requirement to consult is
to ensure that any Federal action
authorized, funded, or carried out will
not likely jeopardize the continued
existence of any endangered or
threatened species or result in the
destruction or adverse modification of
critical habitat. The incremental impacts
forecast in this report and contemplated
in this analysis are expected to result
from the critical habitat designation and
not other Federal regulations.
In accordance with the requirements
of the RFA (as amended by SBREFA,
1996) this analysis considers
alternatives to the proposed critical
habitat designation for the loggerhead
sea turtle. The alternative of not
designating critical habitat for the
loggerhead sea turtle was considered
and rejected because such an approach
does not meet the legal requirements of
the ESA.
D. Coastal Zone Management Act
Under section 307(c)(1)(A) of the
Coastal Zone Management Act (CZMA)
(16 USC 1456(c)(1)(A)) and its
implementing regulations, each Federal
activity within or outside the coastal
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zone that has reasonably foreseeable
effects on any land or water use or
natural resource of the coastal zone
shall be carried out in a manner which
is consistent to the maximum extent
practicable with the enforceable policies
of approved state coastal zone
management programs. We initially
determined that the proposed
designation of critical habitat is
consistent to the maximum extent
practicable with the enforceable policies
of approved Coastal Zone Management
Programs of New Jersey, Delaware,
Maryland, Virginia, North Carolina,
South Carolina, Georgia, Florida,
Alabama, Mississippi, Louisiana, and
Texas, and submitted this to the
responsible agencies in the
aforementioned states for review. Upon
further review of the proposed
designation and its supporting analysis,
we have determined that any effects of
the designation on coastal uses and
resources are not reasonably foreseeable
at this time. This designation does not
restrict any coastal uses, affect land
ownership, or establish a refuge or other
conservation area; rather, the
designation only affects the ESA section
7 consultation process. Through the
consultation process, we will receive
information on proposed Federal
actions and their effects on listed
species and the designated critical
habitat upon which we base our
biological opinion. It will then be up to
the Federal action agencies to decide
how to comply with the ESA in light of
our opinion, as well as to ensure that
their actions comply with the CZMA’s
Federal consistency requirement. At this
time, we do not anticipate that this
designation is likely to result in any
additional management measures by
other Federal agencies.
E. Federalism
Executive Order 13132 requires
agencies to take into account any
Federalism impacts of regulations under
development. It includes specific
consultation directives for situations in
which a regulation will preempt state
law, or impose substantial direct
compliance costs on state and local
governments (unless required by
statute). We have determined that the
final rule to designate critical habitat for
the loggerhead sea turtle under the ESA
does not have Federalism implications.
The designation of critical habitat
directly affects only the responsibilities
of Federal agencies. As a result, the rule
does not have substantial direct effects
on the States, on the relationship
between the Federal Government and
the States, or on the distribution of
power and responsibilities among the
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various levels of government, as
specified in the Order. State or local
governments may be indirectly affected
by the proposed revision if they require
Federal funds or formal approval or
authorization from a Federal agency as
a prerequisite to conducting an action.
In these cases, the State or local
government agency may participate in
the section 7 consultation as a third
party. One of the key conclusions of the
incremental analysis of economic
impacts is that we do not expect critical
habitat designation to generate
additional requests for project
modification in any of the critical
habitat units. Incremental impacts of the
designation will likely be limited to
minor additional administrative costs to
NMFS, Federal agencies, and third
parties when considering critical habitat
as part of the forecast section 7
consultations. Therefore, the
designation of critical habitat is also not
expected to have substantial indirect
impacts on State or local governments.
F. Paperwork Reduction Act
This final rule does not contain a
collection-of-information requirement
for purposes of the Paperwork
Reduction Act.
G. Unfunded Mandates Reform Act
In accordance with the Unfunded
Mandates Reform Act, we make the
following findings: The designation of
critical habitat does not impose an
‘‘enforceable duty’’ on state, local, tribal
governments, or the private sector and
therefore does not qualify as a Federal
mandate. In general, a Federal mandate
is a provision in legislation, statute, or
regulation that would impose an
‘‘enforceable duty’’ upon non-federal
governments or the private sector, and
includes both ‘‘Federal
intergovernmental mandates’’ and
‘‘Federal private sector mandates.’’
Under the ESA, the only direct
regulatory effect of this final rule is that
Federal agencies must ensure that their
actions do not destroy or adversely
modify critical habitat under section 7.
While non-Federal entities who receive
Federal funding, assistance, permits, or
otherwise require approval or
authorization from a Federal agency for
an action may be indirectly affected by
the designation of critical habitat, the
legally binding duty to avoid the
destruction or adverse modification of
critical habitat rests squarely on the
Federal agency. Furthermore, to the
extent that non-Federal entities are
indirectly affected because they receive
Federal assistance or participate in a
voluntary Federal aid program, the
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Unfunded Mandates Reform Act would
not apply.
We do not believe that this rule will
significantly or uniquely affect small
governments because it is not likely to
produce a Federal mandate of $100
million or greater in any year; that is, it
is not a ’’significant regulatory action’’
under the Unfunded Mandates Reform
Act. In addition, the designation of
critical habitat imposes no obligations
on local, state or tribal governments.
Therefore, a Small Government Agency
Plan is not required.
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H. Takings
Under Executive Order 12630, Federal
agencies must consider the effects of
their actions on constitutionally
protected private property rights and
avoid unnecessary takings of property.
A taking of property includes actions
that result in physical invasion or
occupancy of private property, and
regulations imposed on private property
that substantially affect its value or use.
In accordance with Executive Order
12630, the critical habitat designation
does not pose significant takings
implications. A takings implication
assessment is not required. This final
designation affects only Federal agency
actions (i.e. those actions authorized,
funded, or carried out by Federal
agencies). Therefore, the critical habitat
designation does not affect landowner
actions that do not require Federal
funding or permits.
This critical habitat designation
would not increase or decrease the
current restrictions on private property
concerning take of loggerhead sea
turtles, nor do we expect the
designation to impose substantial
additional burdens on land use or
substantially affect property values.
Additionally, the final critical habitat
designation does not preclude the
development of Conservation Plans and
issuance of incidental take permits for
non-Federal actions. Owners of property
included or used within the final
critical habitat designation would
continue to have the opportunity to use
their property in ways consistent with
the survival of listed loggerhead sea
turtles.
I. Government to Government
Relationships With Tribes
The longstanding and distinctive
relationship between the Federal and
tribal governments is defined by
treaties, statutes, executive orders,
judicial decisions, and agreements,
which differentiate tribal governments
from the other entities that deal with, or
are affected by, the Federal Government.
This relationship has given rise to a
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special Federal trust responsibility
involving the legal responsibilities and
obligations of the United States toward
Indian Tribes and the application of
fiduciary standards of due care with
respect to Indian lands, tribal trust
resources, and the exercise of tribal
rights.
Executive Order 13175, Consultation
and Coordination with Indian Tribal
Governments, outlines the
responsibilities of the Federal
Government in matters affecting tribal
interests. If we issue a regulation with
tribal implications (defined as having a
substantial direct effect on one or more
Indian tribes, on the relationship
between the Federal Government and
Indian tribes, or on the distribution of
power and responsibilities between the
Federal Government and Indian tribes),
we must consult with those
governments or the Federal Government
must provide funds necessary to pay
direct compliance costs incurred by
tribal governments. The critical habitat
designation does not have tribal
implications. The final critical habitat
designation does not include any tribal
lands and does not affect tribal trust
resources or the exercise of tribal rights.
J. Energy Effects
Executive Order 13211 requires
agencies to prepare a Statement of
Energy Effects when undertaking a
‘‘significant energy action.’’ According
to Executive Order 13211, ‘‘significant
energy action’’ means any action by an
agency that is expected to lead to the
promulgation of a final rule or
regulation that is a significant regulatory
action under Executive Order 12866 and
is likely to have a significant adverse
effect on the supply, distribution, or use
of energy. We have considered the
potential impacts of this action on the
supply, distribution, or use of energy
(see final Economic Analysis). Oil and
gas exploration and alternative energy
projects may affect the essential features
of critical habitat for the loggerhead sea
turtle. Due to the extensive
requirements of oil and gas
development and renewable energy
projects to consider environmental
impacts, including impacts on marine
life, even absent critical habitat
designation for the loggerhead sea turtle,
we anticipate it is unlikely that critical
habitat designation will change
conservation efforts recommended
during section 7 consultation for these
projects. Consequently, it is unlikely the
identified activities and projects will be
affected by the designation beyond the
quantified administrative impacts.
Therefore, the designation is not
expected to impact the level of energy
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production. It is unlikely that any
impacts to the industry that remain
unquantified will result in a change in
production above the one billion
kilowatt-hour threshold identified in the
Executive Order. Therefore, it is
unlikely that the energy industry will
experience ‘‘a significant adverse effect’’
as a result of the critical habitat
designation for the loggerhead sea turtle.
XII. References Cited
A complete list of all references cited
in this rule making can be found on our
Web site at https://www.nmfs.noaa.gov/
pr/species/turtles/loggerhead.htm and is
available upon request from the NMFS
(see ADDRESSES).
List of Subjects in 50 CFR Part 226
Endangered and threatened species.
Dated: July 1, 2014.
Eileen Sobeck,
Assistant Administrator, National Marine
Fisheries Service.
For the reasons set out in the
preamble, 50 CFR part 226 is amended
as set forth below:
PART 226—DESIGNATED CRITICAL
HABITAT
1. The authority citation of part 226
continues to read as follows:
■
Authority: 16 U.S.C. 1533.
■
2. Add § 226.223 to read as follows:
§ 226.223 Critical habitat for the Northwest
Atlantic Ocean Distinct Population Segment
of the loggerhead sea turtle (Caretta
caretta).
Critical habitat is designated for the
Northwest Atlantic Ocean Distinct
Population Segment of the loggerhead
sea turtle (Caretta caretta) as described
in this section. The textual descriptions
of critical habitat in this section are the
definitive source for determining the
critical habitat boundaries. For
nearshore reproductive areas, the areas
extend directly from the mean high
water (MHW) line datum at each end of
the area seaward 1.6 km. Where beaches
are within 1.6 km of each other,
nearshore areas are connected, either
along the shoreline (MHW line) or by
delineating on GIS a straight line from
the end of one beach to the beginning
of another (either from island to island,
or across an inlet or the mouth of an
estuary). Although generally following
these rules, the exact delineation of each
area was determined individually
because each was unique. The overview
maps are provided for general guidance
only and not as a definitive source for
determining critical habitat boundaries.
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(a) Critical habitat boundaries.
Critical habitat is designated to include
the following areas:
(1) LOGG–N–1—North Carolina
Constricted Migratory Corridor and
Northern Portion of the North Carolina
Winter Concentration Area. This unit
contains constricted migratory and
winter habitat. The unit includes the
North Carolina constricted migratory
corridor and the overlapping northern
half of the North Carolina winter
concentration area. The constricted
migratory corridor off North Carolina
consists of waters between 36° N. lat.
and Cape Lookout (approximately
34.58° N. lat.) from the edge of the Outer
Banks, North Carolina, barrier islands to
the 200 m (656 ft) depth contour
(continental shelf). The constricted
migratory corridor overlaps with the
northern portion of winter
concentration area off North Carolina.
The western and eastern boundaries of
winter habitat are the 20 m and 100 m
(65.6 and 328 ft) depth contours,
respectively. The northern boundary of
winter habitat starts at Cape Hatteras
(35°16′ N lat.) in a straight latitudinal
line between 20 and 100 m (65.6–328 ft)
depth contours and ends at Cape
Lookout (approximately 34.58° N. lat.).
(2) LOGG–N–2—Southern Portion of
the North Carolina Winter
Concentration Area. This unit contains
winter habitat only. The boundaries
include waters between the 20 and 100
m (65.6 and 328 ft) depth contours
between Cape Lookout to Cape Fear.
The eastern and western boundaries of
winter habitat are the 20 m and 100 m
(65.6 and 328 ft) depth contours,
respectively. The northern boundary is
Cape Lookout (approximately 34.58° N).
The southern boundary is a 37.5 km
(23.25 mile) line that extends from the
20 m (65.6 ft) depth contour at
approximately 33.47° N, 77.58° W (off
Cape Fear) to the 100 m (328 ft) depth
contour at approximately 33.2° N,
77.32° W.
(3) LOGG–N–3—Bogue Banks and
Bear Island, Carteret and Onslow
Counties, North Carolina. This unit
contains nearshore reproductive habitat
only. The unit consists of nearshore area
from Beaufort Inlet to Bear Inlet
(crossing Bogue Inlet) from the MHW
line seaward 1.6 km.
(4) LOGG–N–4—Topsail Island and
Lea-Huttaf Island, Onslow and Pender
Counties, North Carolina. This unit
contains nearshore reproductive habitat
only. The unit consists of nearshore area
from New River Inlet to Rich Inlet
(crossing New Topsail Inlet) from the
MHW line seaward 1.6 km.
(5) LOGG–N–5—Pleasure Island, Bald
Head Island, Oak Island, and Holden
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Beach, New Hanover and Brunswick
Counties, North Carolina. This unit
contains nearshore reproductive habitat
only. The unit consists of nearshore area
from Carolina Beach Inlet around Cape
Fear to Shallotte Inlet (crossing the
mouths of the Cape Fear River and
Lockwoods Folly Inlet), from the MHW
line seaward 1.6 km.
(6) LOGG–N–6—North, Sand, South
and Cedar Islands, Georgetown County,
South Carolina; Murphy, Cape,
Lighthouse Islands and Racoon Key,
Charleston County, South Carolina. This
unit contains nearshore reproductive
habitat only. The unit consists of
nearshore area from North Inlet to Five
Fathom Creek Inlet (crossing Winyah
Bay, North Santee Inlet, South Santee
Inlet, Cape Romain Inlet, and Key Inlet)
from the MHW line seaward 1.6 km.
(7) LOGG–N–7—Folly, Kiawah,
Seabrook, Botany Bay Islands, Botany
Bay Plantation, Interlude Beach, and
Edingsville Beach, Charleston County,
South Carolina; Edisto Beach State
Park, Edisto Beach, and Pine and Otter
Islands, Colleton County, South
Carolina. This unit contains nearshore
reproductive habitat only. The unit
consists of nearshore area from
Lighthouse Inlet to Saint Helena Sound
(crossing Folly River, Stono, Captain
Sam’s, North Edisto, Frampton, Jeremy,
South Edisto and Fish Creek Inlets) from
the MHW line seaward 1.6 km.
(8) LOGG–N–8—Harbor Island,
Beaufort County, South Carolina. This
unit contains nearshore reproductive
habitat only. The unit consists of
nearshore area from Harbor Inlet to
Johnson Inlet from the MHW line
seaward 1.6 km.
(9) LOGG–N–9—Little Capers, St.
Phillips, and Bay Point Islands, Beaufort
County, South Carolina. This unit
contains nearshore reproductive habitat
only. The unit consists of nearshore area
from Pritchards Inlet to Port Royal
Sound (crossing Trenchards Inlet and
Morse Island Creek Inlet East) from the
MHW line seaward 1.6 km.
(10) LOGG–N–10—Little Tybee Island,
Chatham County, Georgia: This unit
contains nearshore reproductive habitat
only. The boundaries of this unit are
from Tybee Creek Inlet to Wassaw
Sound from the MHW line seaward 1.6
km.
(11) LOGG–N–11—Wassaw Island,
Chatham County, Georgia: This unit
contains nearshore reproductive habitat
only. The boundaries of the unit are
from Wassaw Sound to Ossabaw Sound
from the MHW line seaward 1.6 km.
(12) LOGG–N–12—Ossabaw Island,
Chatham County, Georgia; St.
Catherines Island, Liberty County,
Georgia; Blackbeard and Sapelo Islands,
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McIntosh County, Georgia: This unit
contains nearshore reproductive habitat
only. The boundaries of this unit are
nearshore areas from the Ogeechee River
to Deboy Sound (crossing St. Catherines
Sound, McQueen Inlet, Sapelo Sound,
and Cabretta Inlet), extending from the
MHW line and seaward 1.6 km.
(13) LOGG–N–13—Little Cumberland
Island and Cumberland Island, Camden
County, Georgia: This unit contains
nearshore reproductive habitat only.
The boundaries of this unit are
nearshore areas from St. Andrew Sound
to the St. Marys River (crossing
Christmas Creek) from the MHW line
seaward 1.6 km.
(14) LOGG–N–14—Southern
Boundary of Kathryn Abbey Hanna Park
to Mantanzas Inlet, Duval and St. Johns
Counties, Florida: This unit contains
nearshore reproductive habitat only.
The boundaries of the unit are nearshore
areas from the south boundary of
Kathryn Abbey Hanna Park to Matanzas
Inlet (crossing St. Augustine Inlet) from
the MHW line seaward 1.6 km.
(15) LOGG–N–15—Northern Boundary
of River to Sea Preserve at Marineland
to Granada Blvd., Flagler and Volusia
Counties, Florida: This unit contains
nearshore reproductive habitat only.
The boundaries of the unit are nearshore
areas from the north boundary of River
to Sea Preserve at Marineland to
Granada Boulevard in Ormond Beach
from the MHW line seaward 1.6 km.
(16) LOGG–N–16—Canaveral
National Seashore to 28.70° N, 80.66° W
near Titusville, Volusia and Brevard
Counties, Florida: This unit contains
nearshore reproductive habitat only.
Boundaries of the unit are nearshore
areas from the north boundary of
Canaveral National Seashore to 28.70°
N, 80.66° W near Titusville (at the start
of the Titusville—Floridana Beach
concentrated breeding area) from the
MHW line seaward 1.6 km.
(17) LOGG–N–17—Titusville to
Floridana Beach Concentrated Breeding
Area, Northern Portion of the Florida
Constricted Migratory Corridor,
Nearshore Reproductive Habitat from
28.70° N, 80.66° W near Titusville to
Cape Canaveral Air Force Station; and
Nearshore Reproductive Habitat from
Patrick Airforce Base and Central
Brevard Beaches, Brevard County,
Florida: This unit includes overlapping
areas of nearshore reproductive habitat,
constricted migratory habitat, breeding
habitat, and Sargassum habitat. The
concentrated breeding habitat area is
from the MHW line on shore at 28.70°
N, 80.66° W near Titusville to depths
less than 60 m and extending south to
Floridana Beach. This overlaps with
waters in the northern portion of the
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Florida constricted migratory corridor,
which begins at the tip of Cape
Canaveral Air Force Station (28.46° N.
lat.) and ends at Floridana beach,
including waters from the MHW line on
shore to the 30 m depth contour.
Additionally, the above two habitat
areas overlap with two nearshore
reproductive habitat areas. The first
begins near Titusville at 28.70° N,
80.66° W to the south boundary of the
Cape Canaveral Air Force Station/
Canaveral Barge Canal Inlet from the
MHW line seaward 1.6 km. The second
begins at Patrick Air Force Base,
Brevard County, through the central
Brevard Beaches to Floridana Beach
from the MHW line seaward 1.6 km.
(18) LOGG–N–18—Florida Constricted
Migratory Corridor from Floridana
Beach to Martin County/Palm Beach
County Line; Nearshore Reproductive
Habitat from Floridana Beach to the
south end of Indian River Shores;
Nearshore Reproductive Habitat from
Fort Pierce inlet to Martin County/Palm
Beach County Line, Brevard, Indian
River and Martin Counties, Florida—
This unit contains nearshore
reproductive habitat and constricted
migratory habitat. The unit contains a
portion of the Florida constricted
migratory corridor, which is located in
the nearshore waters from the MHW
line to the 30 m depth contour off
Floridana Beach to the Martin County/
Palm Beach County line. This overlaps
with two nearshore reproductive habitat
areas. The first nearshore reproductive
area includes nearshore areas from
Floridana Beach to the south end of
Indian River Shores (crossing Sebastian
Inlet) from the MHW line seaward1.6
km. The second nearshore reproductive
habitat area includes nearshore areas
from Fort Pierce inlet to Martin County/
Palm Beach County line (crossing St.
Lucie Inlet) from the MHW line seaward
1.6 km.
(19) LOGG–N–19—Southern Florida
Constricted Migratory Corridor;
Southern Florida Concentrated Breeding
Area; and Six Nearshore Reproductive
Areas: Martin County/Palm Beach
County line to Hillsboro Inlet, Palm
Beach and Broward Counties, Florida;
Long Key, Bahia Honda Key, Woman
Key, Boca Grande Key, and Marquesas
Keys, Monroe County, Florida—This
unit contains nearshore reproductive
habitat, constricted migratory habitat,
and breeding habitat. The unit contains
the southern Florida constricted
migratory corridor habitat, overlapping
southern Florida breeding habitat, and
overlapping nearshore reproductive
habitat. The southern portion of the
Florida concentrated breeding area and
the southern Florida constricted
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migratory corridor are both located in
the nearshore waters starting at the
Martin County/Palm Beach County line
to the westernmost edge of the
Marquesas Keys (82.17° W. long.), with
the exception of the waters under the
jurisdiction of NAS Key West. The
seaward border then follows the 200 m
depth contour to the westernmost edge
at the Marquesas Keys. The overlapping
nearshore reproductive habitat includes
nearshore waters starting at the Martin
County/Palm Beach County line to
Hillsboro Inlet (crossing Jupiter, Lake
Worth, Boyton, and Boca Raton Inlets)
from the MHW line seaward 1.6 km;
Long Key, which is bordered on the east
by the Atlantic Ocean, on the west by
Florida Bay, and on the north and south
by natural channels between Keys
(Fiesta Key to the north and Conch Key
to the south), and has boundaries
following the borders of the island from
the MHW line seaward to 1.6 km; Bahia
Honda Key, from the MHW line seaward
1.6 km; 4) Woman Key, from the MHW
line and seaward to 1.6 km; 5) Boca
Grande Key, from the MHW line
seaward to 1.6 km; 6) the Marquesas
Keys unit boundary, including
nearshore areas from the MHW line
seaward to 1.6 km from four islands
where loggerhead sea turtle nesting has
been documented within the Marquesas
Keys: Marquesas Key, Unnamed Key 1,
Unnamed Key 2, and Unnamed Key 3.
(20) LOGG–N–20—Dry Tortugas,
Monroe County, Florida: This unit
contains nearshore reproductive habitat
only. The unit boundary includes
nearshore areas from the MHW line and
seaward to 1.6 km (1.0 mile) from six
islands where loggerhead sea turtle
nesting has been documented within the
Dry Tortugas. From west to east, these
six islands are: Loggerhead Key, Garden
Key, Bush Key, Long Key, Hospital Key,
and East Key.
(21) LOGG–N–21—Cape Sable,
Monroe County, Florida: This unit
contains nearshore reproductive habitat
only. The boundaries of the unit are
nearshore areas from the MHW line and
seaward to 1.6 km from the north
boundary of Cape Sable at 25.25° N,
81.17° W to the south boundary of Cape
Sable at 25.12° N, 81.07° W.
(22) LOGG–N–22—Graveyard Creek to
Shark Point, Monroe County, Florida:
This unit contains nearshore
reproductive habitat only. The
boundaries of this unit are nearshore
areas from Shark Point (25.39° N, 81.15°
W) to Graveyard Creek Inlet from the
MHW line seaward 1.6 km.
(23) LOGG–N–23—Highland Beach,
Monroe County, Florida: This unit
contains nearshore reproductive habitat
only. The boundaries of this unit are
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39891
from First Bay to Rogers River Inlet from
the MHW line seaward 1.6 km.
(24) LOGG–N–24—Ten Thousand
Islands North, Collier County, Florida:
This unit contains nearshore
reproductive habitat only. The unit
boundary includes nearshore areas from
the MHW line seaward 1.6 km of nine
keys where loggerhead sea turtle nesting
has been documented within the
northern part of the Ten Thousand
Islands in Collier County in both the
Ten Thousand Islands NWR and the
Rookery Bay NERR.
(25) LOGG–N–25—Cape Romano,
Collier County, Florida: This unit
contains nearshore reproductive habitat
only. The boundaries of the unit are
nearshore areas from Caxambas Pass to
Gullivan Bay from the MHW line
seaward 1.6 km.
(26) LOGG–N–26—Keewaydin Island
and Sea Oat Island, Collier County,
Florida: This unit contains nearshore
reproductive habitat only. The
boundaries of the unit are nearshore
areas from Gordon Pass to Big Marco
Pass from the MHW line seaward 1.6
km.
(27) LOGG–N–27—Little Hickory
Island to Doctors Pass, Lee and Collier
Counties, Florida: This unit contains
nearshore reproductive habitat only.
The boundaries of the unit are nearshore
areas from Little Hickory Island to
Doctors Pass (crossing Wiggins Pass and
Clam Pass) from the MHW line seaward
1.6 km.
(28) LOGG–N–28—Captiva Island and
Sanibel Island West, Lee County,
Florida: This unit contains nearshore
reproductive habitat only. The
boundaries of the unit are nearshore
areas from the north end of Captiva/
Captiva Island Golf Club (starting at
Redfish Pass and crossing Blind Pass)
and along Sanibel Island West to Tarpon
Bay Road, from the MHW line seaward
1.6 km.
(29) LOGG–N–29—Siesta and Casey
Keys, Sarasota County; Venice Beaches
and Manasota Key, Sarasota and
Charlotte Counties; Knight, Don Pedro,
and Little Gasparilla Islands, Charlotte
County; Gasparilla Island, Charlotte and
Lee Counties; Cayo Costa, Lee County,
Florida: This unit contains nearshore
reproductive habitat only. The
boundaries of this unit are nearshore
areas from Big Sarasota Pass to Catliva
Pass (crossing Venice Inlet, Stump Pass,
Gasparilla Pass, and Boca Grande Pass),
from the MHW line seaward 1.6 km.
(30) LOGG–N–30—Longboat Key,
Manatee and Sarasota Counties,
Florida: This unit contains nearshore
reproductive habitat only. The
boundaries of this unit are the north
point of Longboat Key at Longboat Pass
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to New Pass, from the MHW line
seaward 1.6 km.
(31) LOGG–N–31—St. Joseph
Peninsula, Cape San Blas, St. Vincent,
St. George and Dog Islands, Gulf and
Franklin Counties, Florida: This unit
contains nearshore reproductive habitat
only. The boundaries of this unit are
from St. Joseph Bay to St. George Sound
(crossing Indian, West, and East Passes)
from the MHW line seaward 1.6 km.
(32) LOGG–N–32—Mexico Beach and
St. Joe Beach, Bay and Gulf Counties,
Florida: This unit contains nearshore
reproductive habitat only. The
boundaries of the unit are from the
eastern boundary of Tyndall Air Force
Base to Gulf County Canal in St. Joseph
Bay from the MHW line seaward 1.6 km.
(33) LOGG–N–33—Gulf State Park to
FL/AL state line, Baldwin County,
Alabama; FL/AL state line to Pensacola
Pass, Escambia County, Florida: This
unit contains nearshore reproductive
habitat only. The boundaries of the unit
are nearshore areas from the west
boundary of Gulf State Park to the
Pensacola Pass (crossing Perido Pass
and the Alabama-Florida border) from
the MHW line and seaward to 1.6 km.
(34) LOGG–N–34—Mobile Bay —
Little Lagoon Pass, Baldwin County,
Alabama: This unit contains nearshore
reproductive habitat only. The
boundaries of the unit are nearshore
areas from Mobile Bay Inlet to Little
Lagoon Pass from the MHW line and
seaward to 1.6 km.
(35) LOGG–N–35—Petit Bois Island,
Jackson County, Mississippi: This unit
contains nearshore reproductive habitat
only. The boundaries of the unit are
nearshore areas from Horn Island Pass
to Petit Bois Pass from the MHW line
and seaward to 1.6 km.
(36) LOGG–N–36—Horn Island,
Jackson County, Mississippi: This unit
contains nearshore reproductive habitat
only. The boundaries of the unit are
nearshore areas from Dog Keys Pass to
the eastern most point of the ocean
facing island shore from the MHW line
and seaward to 1.6 km.
(37) LOGG–S–1—Atlantic Ocean
Sargassum: This unit contains
Sargassum habitat and overlaps with
breeding habitat (LOGG–N–17). The
western edge of the unit is the Gulf of
Mexico-Atlantic border (83° W. long.)
from 24.58° N. lat. to 23.82° N. lat. The
outer boundary of the unit is the U.S.
EEZ, starting at the Gulf of MexicoAtlantic border (23.82° N. lat., 83° W.
long.) and proceeding east and north
until the EEZ coincides with the Gulf
Stream at 37.84° N. lat., 70.59° W. long.
The inner boundary of the unit starts at
the Gulf of Mexico-Atlantic border
(24.58° N. lat., 83° W. long.) to the outer
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edge of the breeding/migratory critical
habitat (LOGG–N–19) at 24.34° N. lat.,
82.16° W. long., along the outer edge of
the corridor (following the 200 m depth
contour) until it coincides with the
breeding habitat off of Cape Canaveral
(LOGG–N–17) at 27.97° N. lat., 80.14°
W. long., and from there roughly
following the velocity of 0.401–0.50 m/
second (Ocean Conservancy 2012;
PMEL 2012) until it coincides with the
outer edge of the EEZ at 37.84° N. lat.,
70.59° W. long.
(38) LOGG–S–2—Gulf of Mexico
Sargassum. This unit contains
Sargassum habitat only. The northern
and western boundaries of the unit
follow the 10 m depth contour starting
at the mouth of South Pass of the
Mississippi River proceeding west and
south to the outer boundary of the U.S.
EEZ. The southern boundary of the unit
is the U.S. EEZ from the 10 m depth
contour off of Texas to the Gulf of
Mexico-Atlantic border (83° W. long.).
The eastern boundary follows the 10 m
depth contour from the mouth of South
Pass of the Mississippi River at 28.97°
N. lat., 89.15° W. long., in a straight line
to the northernmost boundary of the
Loop Current (28° N. lat., 89° W. long.)
and along the eastern edge of the Loop
Current roughly following the velocity
of 0.101–0.20 m/second as depicted by
Love et al. (2013) using the Gulf of
Mexico summer mean sea surface
currents from 1993–2011, to the Gulf of
Mexico-Atlantic border (24.58° N. lat.,
83° W. long.).
(b) Physical or biological features and
primary constituent elements essential
for conservation. The physical or
biological features (PBFs) and primary
constituent elements (PCEs) essential for
conservation of the Northwest Atlantic
Ocean DPS of the loggerhead sea turtle
are identified by habitat type below.
(1) Nearshore reproductive habitat.
The PBF of nearshore reproductive
habitat as a portion of the nearshore
waters adjacent to nesting beaches that
are used by hatchlings to egress to the
open-water environment as well as by
nesting females to transit between beach
and open water during the nesting
season. The following PCEs support this
habitat:
(i) Nearshore waters directly off the
highest density nesting beaches and
their adjacent beaches, as identified in
50 CFR 17.95(c), to 1.6 km offshore;
(ii) Waters sufficiently free of
obstructions or artificial lighting to
allow transit through the surf zone and
outward toward open water; and
(iii) Waters with minimal manmade
structures that could promote predators
(i.e., nearshore predator concentration
caused by submerged and emergent
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offshore structures), disrupt wave
patterns necessary for orientation, and/
or create excessive longshore currents.
(2) Winter habitat. We describe the
PBF of the winter habitat as warm water
habitat south of Cape Hatteras near the
western edge of the Gulf Stream used by
a high concentration of juveniles and
adults during the winter months. PCEs
that support this habitat are the
following:
(i) Water temperatures above 10° C
from November through April;
(ii) Continental shelf waters in
proximity to the western boundary of
the Gulf Stream; and
(iii) Water depths between 20 and 100
m.
(3) Breeding habitat. We describe the
PBF of concentrated breeding habitat as
those sites with high densities of both
male and female adult individuals
during the breeding season. PCEs that
support this habitat are the following:
(i) High densities of reproductive
male and female loggerheads;
(ii) Proximity to primary Florida
migratory corridor; and
(iii) Proximity to Florida nesting
grounds.
(4) Constricted migratory habitat. We
describe the PBF of constricted
migratory habitat as high use migratory
corridors that are constricted (limited in
width) by land on one side and the edge
of the continental shelf and Gulf Stream
on the other side. PCEs that support this
habitat are the following:
(i) Constricted continental shelf area
relative to nearby continental shelf
waters that concentrate migratory
pathways; and
(ii) Passage conditions to allow for
migration to and from nesting, breeding,
and/or foraging areas.
(5) Sargassum habitat. We describe
the PBF of loggerhead Sargassum
habitat as developmental and foraging
habitat for young loggerheads where
surface waters form accumulations of
floating material, especially Sargassum.
PCEs that support this habitat are the
following:
(i) Convergence zones, surface-water
downwelling areas, the margins of major
boundary currents (Gulf Stream), and
other locations where there are
concentrated components of the
Sargassum community in water
temperatures suitable for the optimal
growth of Sargassum and inhabitance of
loggerheads;
(ii) Sargassum in concentrations that
support adequate prey abundance and
cover;
(iii) Available prey and other material
associated with Sargassum habitat
including, but not limited to, plants and
cyanobacteria and animals native to the
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Sargassum community such as hydroids
and copepods; and
(iv) Sufficient water depth and
proximity to available currents to ensure
offshore transport (out of the surf zone),
and foraging and cover requirements by
Sargassum for post-hatchling
loggerheads, i.e., >10 m depth.
(c) Areas not included in critical
habitat. Critical habitat does not include
the following particular areas where
they overlap with the areas described in
paragraph (a) of this section:
(1) Pursuant to ESA section 4(a)(3)(B),
all areas subject to the Naval Air Station
Key West Integrated Natural Resources
Management Plan.
39893
(2) Pursuant to ESA section 3(5)(A)(i),
all federally authorized or permitted
manmade structures such as aids-tonavigation, boat ramps, platforms,
docks, and pilings existing within the
legal boundaries on August 11, 2014.
(d) Maps of loggerhead critical habitat
follow:
BILLING CODE 3510–22–P
Loggerhead Critical Habitat: LOGG-N-01 (Migratory, Winter) and LOGG-N-02 (Winter)
-
Nearshore Reproductiw Habitat
l'olitieai/Administratiw Units
fZZ1 Breeding Habitat
200m Bathymetric Contours
1::::/:.:j Migratory Habitat
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loggerhead Critical Habitat: lOGG-N-03 (Ne.arshore Reproductive}
-
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Political/Administrative Units
Bathymetrit COntours
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I:,:;:(,.:J Migratory Habitat
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39895
Loggernead Critical Habitat! LOGG-N.04,05 (Nearsnore Reproductive)
-
Nearshore Repi'Qduct:lve Habitat
POlitical/Administrative Units
20M Bathymetric Gontours
IZZJ Breeding Habitat
!:!~::':":] Migratory Habitat
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loggerhead Critical Habitat: LOGG·N-06 (Nearshore Reproductive}
18'30'W
33'30'111
-
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Politieal/Admini5tratiw Units
20m B,athym etri<: contours
IZZJ Breeding Habitat
k:~·'J MlgratoryHabitat
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39897
loggerhead Critical Habitat: lOGG-N.07,08,09,10,11 (Nearshore Reproductive)
-
Nearshore Reproductive Habitat
Political/Administrative IJnfts
tzZJ Breeding Habitat
20m Bathym etrli: COntours
(:,::.-:·.:) Migrat-ory Habitat
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loggerhead Critical Habitat: LOGG-N-12,13 (Nearshore Reproductive)
Nearshore Reproductive Habitat
POiitieat/Atlmlnistrative Units
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39899
loggerhead Critical Habitat: LOGG-N-.14 (Nearshore Reproductive)
Nearshore Reproductive Habitat
Political/Administrative Units
f2Z.l Breeding Habitat
20m Batl'lymetric Contours
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-
39900
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loggerhead Critical Habitat: l0GG-N-1S,16 (Nearshore Reproductive)
Nearshore Reprcu:luctlve Habitat
Politil:lii/Mministrative Units
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-
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Loggerhead Critical Habitat:
Nearshore Reproductive Habitat
(Nearshore Reproductive; Breeding, Migratory, Sargas:sum)
Sarsassum Habitat
r:zz:l Breeding Habitat
20m Bathymetric COntours
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Polltica[/Admirlistratlve Units
D
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ER10JY14.283
-
LOGG~N-17
39901
39902
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Loggerhead Critical Habitat: LOGG-N-18 (Nearshore Reproductive, Migratory)
-
Nearshore Reproductive Habitat
ki:;,;.:J
Migratory Habitat
Politicai/Admlnistr.otive Units
IZZJ Breeding Habitat
20m Bathymetric COntoun
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39903
Loggerhead Critical Habitat: LOGG-N-19 {Nearshore Reproductive, Breeding, Migratory)
-
Nearshore Reproductive Habitat
Political/Administrative Units
rzzJ Breeding Habitat
----------- 200m Bathymetric Contours
~i;:;,.:J Migratory Habitat
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ESSJ Winter Habitat
39904
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Loggerhead Critical Habitat: LOGG-N-19 {Nearshore Reproductive}
-
Nearl;lltore Rl!produ~;tive Habitat
PGiiticai/Admini$trative Units
I'Z2'J Breeding Habitat
20m BathymetricContours
(:.:::;,, :J Migratory Habitat
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39905
Loggerhead Critical Habitat: LOGG-N-19 {Nearshore Reproductive}
-
Nearshore Repmduo;:ti~ Habitat
I'Olitielii/Admlnistrative Units
CZZI Breeding Habitat
20m Bath.ym etrie Contours
Pi:-~·':-:J Mfg~atory Habitat
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39906
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Loggerhead Critical. Habitat: LOGG-N-20 (Nearshore Reproductive)
-Nearshore Reproductive Habitat
Breeding Habitat
l'i;:,';.cJ Migrat"'ry Habitat
&'S.'SJ Winter li2010
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_
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39907
loggerhead Critical Habitat: LOGG-N-,2.1,22;23 (Nearshore Reproductive}
W30'W
25'45'~
25'15'N
24'45'N
ll1.30'W
ll1"4S'W
-
81.15'W
81"0'W
Nearshore Reproductive Habitat
Political/Administrative Onlts
fZZl Breeding Habitat
20m
k:::.::.cj Migratory Habitat
Bathymetri~ C:Ontou.rs
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39908
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loggerhead Critical Habitat: LOGG·N-24,25,26,27,28 (Nearshore Reproductive)
-Nearshore Reproductive Habitat
Breeding Habitat
~b:":J Migratory Habitat
&S'SI Wlntet Habitat
POlitical/Administrative Units
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0
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20
40
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39909
loggerhead Critical Habitat: lOGG-N-29,30 (Nearshore Reproductive)
-
Nearnlwre Reproductive Habitat
Politic~I/Ao:lministrative Unb
f2ZJ Breeding Habitat
20m Bathymetric Ccmtours
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&'S:SI Winter Habitat
39910
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Loggerhead Critical Habitat: LOGG-N-31,32 (Nearshore Reproductive}
-
Nearshore Reproductive Habitat
I'Oiitielli/Administrative Unit$
201'1'1 Bathymetrit Contours
tZZJ Breeding Habitat
p;::,;.:J Migratory Habitat
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39911
loggerhead Critical Habitat: lOGG-N-33,34,35,36 (Nearl>hore Reproductive}
-
Neal'!lhore Reproductive Habitat
Political/Administrative Unfti;
20111 Bathyrn etri<: Contours
tZZJ lfreeding Habitat
(:,~;.:·::J Migratory Habitat
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39912
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[FR Doc. 2014–15748 Filed 7–9–14; 8:45 am]
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BILLING CODE 3510–22–C
Agencies
[Federal Register Volume 79, Number 132 (Thursday, July 10, 2014)]
[Rules and Regulations]
[Pages 39855-39912]
From the Federal Register Online via the Government Printing Office [www.gpo.gov]
[FR Doc No: 2014-15748]
[[Page 39855]]
Vol. 79
Thursday,
No. 132
July 10, 2014
Part IV
Department of Commerce
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National Oceanic and Atmospheric Administration
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50 CFR Part 226
Endangered and Threatened Species: Critical Habitat for the Northwest
Atlantic Ocean Loggerhead Sea Turtle Distinct Population Segment (DPS)
and Determination Regarding Critical Habitat for the North Pacific
Ocean Loggerhead DPS; Final Rule
Federal Register / Vol. 79 , No. 132 / Thursday, July 10, 2014 /
Rules and Regulations
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DEPARTMENT OF COMMERCE
National Oceanic and Atmospheric Administration
50 CFR Part 226
[Docket No. 130513467-4401-02]
RIN 0648-BD27
Endangered and Threatened Species: Critical Habitat for the
Northwest Atlantic Ocean Loggerhead Sea Turtle Distinct Population
Segment (DPS) and Determination Regarding Critical Habitat for the
North Pacific Ocean Loggerhead DPS
AGENCY: National Marine Fisheries Service (NMFS), National Oceanic and
Atmospheric Administration (NOAA), Commerce.
ACTION: Final rule.
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SUMMARY: We, the National Marine Fisheries Service (NMFS), issue a
final rule to designate critical habitat for the Northwest Atlantic
Ocean Distinct Population Segment (DPS) of the loggerhead sea turtle
(Caretta caretta) within the Atlantic Ocean and the Gulf of Mexico
pursuant to the Endangered Species Act of 1973, as amended (ESA).
Specific areas for designation include 38 occupied marine areas within
the range of the Northwest Atlantic Ocean DPS. These areas contain one
or a combination of habitat types: Nearshore reproductive habitat,
winter area, breeding areas, constricted migratory corridors, and/or
Sargassum habitat. The U.S. Fish and Wildlife Service (USFWS) is
issuing a final rule for loggerhead critical habitat for terrestrial
areas (nesting beaches) in a separate document. No marine areas meeting
the definition of critical habitat were identified within the
jurisdiction of the United States for the North Pacific Ocean DPS, and
therefore we are not designating critical habitat for that DPS.
DATES: This rule becomes effective August 11, 2014.
ADDRESSES: The final rule and final Economic Analysis (including the
Regulatory Flexibility Analysis) used in preparation of this final
rule, as well as comments and information received, and accompanying
documents are available at https://www.nmfs.noaa.gov/pr/species/turtles/loggerhead.htm or by contacting Susan Pultz, NMFS, Office of Protected
Resources, 1315 East-West Highway, Silver Spring, MD 20910.
FOR FURTHER INFORMATION CONTACT: Susan Pultz, NMFS, Office of Protected
Resources 301-427-8472 or susan.pultz@noaa.gov; or Angela Somma, NMFS,
Office of Protected Resources, 301-427-8474 or angela.somma@noaa.gov.
SUPPLEMENTARY INFORMATION:
Table of Contents
The following topics are discussed in this final rule:
I. Background
II. Summary of Changes From the Proposed Critical Habitat
Designation
III. Public Comments and Responses
A. Comments on ESA Requirements and Process
B. Comments on Prudent and Determinable
C. Comments on Coastal Zone Management Act
D. Comments on North Pacific Ocean DPS
E. Comments on Northwest Atlantic Ocean DPS
Comments on Use of Best Available Data
Comments on Sargassum Habitat
Comments on Foraging Habitat
Comments on Nearshore Reproductive Habitat
Comments on Wintering Habitat
Comments on Constricted Migratory Corridors
Comments on Special Management Considerations
Additional Comments
F. Comments on Draft 4(b)(2) Report and Economic Analysis Report
(DEA)
Comments on Construction and Dredging Activities
Comments on Oil And Gas Activities
Comments on Fisheries
Comments on Other Activities or Issues
IV. Critical Habitat Identification
A. Geographical Area Occupied by the Species
1. Northwest Atlantic Ocean DPS
2. North Pacific Ocean DPS
B. Description of Physical or Biological Features and Primary
Constituent Elements, and Identification of Specific Areas
1. Northwest Atlantic Ocean DPS
Nearshore Reproductive Habitat
Foraging Habitat
Winter Habitat
Breeding Habitat
Constricted Migratory Habitat
Sargassum Habitat
2. North Pacific Ocean DPS
Central North Pacific Ocean
Eastern Pacific/U.S. West Coast
C. Special Management Considerations
1. Northwest Atlantic Ocean DPS
Nearshore Reproductive Habitat
Winter Habitat
Breeding Habitat
Constricted Migratory Habitat
Sargassum Habitat
2. North Pacific Ocean DPS
D. Unoccupied Areas
V. Military Lands: Application of ESA Section 4(a)(3)
VI. Exclusions: ESA Section 4(b)(2) Analysis
A. Benefits of Designation
B. Economic Benefits of Exclusion
C. Exclusions of Particular Areas Based on Economic Impacts
D. Exclusions Based on Impacts to National Security
E. Exclusions for Tribal Lands
VII. Final Determinations and Critical Habitat Designations
VIII. Effects of Critical Habitat Designation
IX. Activities That May Be Affected
X. Information Quality Act and Peer Review
XI. Classification
A. Regulatory Planning and Review
B. National Environmental Policy Act
C. Regulatory Flexibility Act
D. Coastal Zone Management Act
E. Federalism
F. Paperwork Reduction Act
G. Unfunded Mandates Reform Act
H. Takings
I. Government to Government Relationships With Tribes
J. Energy Effects
XII. References Cited
I. Background
The loggerhead sea turtle was originally listed under the ESA
worldwide as a threatened species on July 28, 1978 (43 FR 32800). No
critical habitat was designated for the loggerhead sea turtle at that
time. Pursuant to a joint memorandum of understanding signed on July
18, 1977, the USFWS has jurisdiction over sea turtles on land and we,
the National Oceanic and Atmospheric Administration's (NOAA's) NMFS,
have jurisdiction over sea turtles in the marine environment. On
September 22, 2011, NMFS and USFWS jointly published a final rule
revising the loggerhead's listing from a single worldwide threatened
species to nine DPSs (76 FR 58868). Five DPSs were listed as endangered
(North Pacific Ocean, South Pacific Ocean, North Indian Ocean,
Northeast Atlantic Ocean, and Mediterranean Sea), and four DPSs were
listed as threatened (Northwest Atlantic Ocean, South Atlantic Ocean,
Southeast Indo-Pacific Ocean, and Southwest Indian Ocean). Critical
habitat cannot be designated in areas outside of U.S. jurisdiction (50
CFR 424.12). Two DPSs occur within U.S. jurisdiction: The Northwest
Atlantic Ocean DPS (range defined as north of the equator, south of
60[deg] N. lat., and west of 40[deg] W. long.), and the North Pacific
Ocean DPS (range defined as north of the equator and south of 60[deg]
N. lat.). At the time the final listing rule was developed, we lacked
comprehensive data and information necessary to identify and describe
physical or biological features (PBFs) of the terrestrial and marine
habitats. As a result, we found designation of critical habitat to be
``not determinable'' (see 16 U.S.C. 1533(b)(6)(C)(ii)). In the final
rule we stated that we would consider designating critical habitat for
the two DPSs within U.S. jurisdiction in future rulemakings.
Following the 2011 listing, NMFS and USFWS convened a critical
habitat
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review team (CHRT) to assist in the assessment and evaluation of
critical habitat areas for the Northwest Atlantic Ocean and North
Pacific Ocean DPSs. Based on their biological report, the initial
Regulatory Flexibility Analysis and section 4(b)(2) analysis (which
considers exclusions to critical habitat based on economic, national
security and other relvant impacts), we published a proposed rule (78
FR 43006, July 18, 2013) to designate critical habitat for the
threatened Northwest Atlantic Ocean DPS and determined that there are
no areas meeting the definition of critical habitat for the endangered
North Pacific Ocean DPS.
We proposed designating 36 marine areas within the Northwest
Atlantic Ocean DPS as critical habitat. Each of these areas consists of
one or a combination of the following habitat types: nearshore
reproductive habitat (directly off nesting beaches to 1.6 km (1 mile)),
wintering habitat, breeding habitat, and constricted migratory
corridors. In the proposed rule, we also asked for comment on whether
to include as critical habitat in the final rule some areas that
contain foraging habitat and two large areas that contain Sargassum
habitat.
In the proposed rule we requested public comment through September
16, 2013. In response to requests, we extended the public comment
period through November 29, 2013 (78 FR 59907) and held three public
hearings.
The USFWS proposed terrestrial critical habitat (nesting beaches)
in a separate rulemaking on March 25, 2013 (78 FR 18000). The proposed
designations complement each other as the nearshore reproductive
habitat we proposed is directly offshore of the nesting beaches
proposed by the USFWS.
For a complete description of our proposed action, including the
natural history of the loggerhead sea turtle, we refer the reader to
the proposed rule (78 FR 43006, July 18, 2013).
II. Summary of Changes From the Proposed Critical Habitat Designation
We evaluated the comments submitted and new information received
from public comments and hearings following the proposed rulemaking,
and made the following changes from the proposed rule to the final
rule:
(1) To the first PCE for Nearshore Reproductive Habitat (IV.B.1.
and in the textual description), we added ``and their adjacent
beaches'' and replaced the reference to the USFWS proposed rule for
terrestrial critical habitat for the loggerhead sea turtle Northwest
Atlantic Ocean DPS (78 FR 18000, March 25, 2013) to the appropriate
place in the Code of Federal Regulations to read, ``Nearshore waters
directly off the highest density nesting beaches and their adjacent
beaches, as identified in 50 CFR 17.95(c), to 1.6 km offshore;
(2) To the PBFs, PCEs and Special Management Considerations for
Concentrated Breeding areas (IV.B.1 and IV.C.1), we changed
``concentrations'' to ``densities.''
(3) To Special Management Considerations for Sargassum (section
IV.C.1.), we added ``levels of ocean acidity'' to (5), which now reads,
``Global climate change, which can alter the conditions (such as
currents and other oceanographic features, temperature, and levels of
ocean acidity) that allow Sargassum habitat and communities to thrive
in abundance and locations suitable for loggerhead developmental
habitat.''
(4) Under VII. Final Determinations and Critical Habitat
Designations, we added Sargassum habitat to the list of habitat areas.
(5) In the textual description for LOGG-N-4, we deleted reference
to ``Onslow Beach (Marine Corps Base Camp Lejeune)'' as well as
``Browns Inlet'' because it was determined that the base's Integrated
Natural Resources Management Plan (INRMP) benefited loggerheads and
therefore the area should not be designated in accordance with section
4(a)(3) of the ESA.
(6) We added textual descriptions for two units of Sargassum
habitat (LOGG-S-1 and LOGG-S-2) with associated regulatory text and
map.
III. Public Comments and Responses
In response to the request for comments in the proposed rule and
our public hearings, we received over 200 individual comment letters,
one with 5,552 signatures. At least 42 individual comments consisted of
general statements supporting the designation, many noting that they
would like loggerheads to receive as much protection as possible, and
some noting that they would be in favor of ``protecting more habitat,''
although they were not specific as to where. Two commenters expressed
general statements opposing the designation but without reference to
specific areas or issues. We received additional comments either
expressing support or opposition with specific information regarding
areas or issues. For the responses to comments, we do not include
comments expressing general support or general opposition; only
comments that are accompanied by specific details. We also did not
respond to comments that were specific to terrestrial habitat, but did
share those comments with USFWS so they could respond. We only include
comments that are germane to the proposed rule and we sort our
responses below by major topic area.
A. Comments on ESA Requirements and Process
Comment 1: Several commenters felt that NMFS took an
inappropriately narrow reading of its conservation mandate for in-water
designation of critical habitat. Commenters note that the ESA and its
implementing regulations require the designation of critical habitat to
focus on the biological features of the habitat that make it essential
to the conservation of the species. The commenters said that NMFS
declined to designate critical habitat in all areas where the PCEs are
present and essential to the conservation of the species, instead
repeatedly narrowing its proposed designation to include only a subset
of these areas. The commenters argued if an area is essential for the
conservation of the species, including both its survival and recovery,
it must be designated unless the economic costs outweigh the benefits
of designation.
Response: The ESA requires that in designating critical habitat, we
identify ``physical or biological features (I) essential to the
conservation of the species and (II) which may require special
management consideration or protection'' (section 3(5)(A)(i)). Section
3(5)(C) of the ESA states that ``Except under those circumstances
determined by the Secretary, critical habitat shall not include the
entire geographical area which can be occupied by the . . . species.''
This species is naturally wide-ranging and a generalist forager. As
such, it occurs throughout the east coast of the U.S. We identified
Physical Biological Features (PBFs) and Primary Constituent Elements
(PCEs) that help us identify habitat essential to the conservation of
the species (as defined in the ESA), and not the entire historical
range of the species.
Comment 2: Several commenters emphasized that NMFS should subject
any requests for critical habitat exclusion to a thorough public
review, including notice and opportunity for comment, just as it has
its critical habitat proposal.
Response: While we appreciate the commenters' concern with
transparency and public review, we do not request public comment on
requests for exclusions. We do make all comments available on
regulations.gov and we address them in this final rulemaking so
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the public can see any requests that were made and our response.
Comment 3: Several commenters felt NMFS was obligated to prepare an
environmental impact statement in connection with designating critical
habitat pursuant to the National Environmental Policy Act, 42 U.S.C.
4321, et seq. (``NEPA''). Designation of critical habitat for the
loggerhead sea turtle significantly affects the quality of the human
environment, and NMFS is required to determine the extent of these
impacts in compliance with NEPA.
Response: We have determined that an environmental analysis as
provided for under NEPA for critical habitat designations made pursuant
to the ESA is not required. See Douglas County v. Babbitt, 48 F.3d 1495
(9th Cir. 1995), cert. denied, 116 S.Ct. 698 (1996).
Comment 4: Several commenters cited data indicating that the
loggerhead population is increasing and questioned whether designation
of critical habitat in marine areas is in fact essential to the
conservation of this species according to the requirements of the ESA.
Response: Whether the loggerhead population is increasing could
have a bearing on whether and how it is listed (endangered or
threatened), but does not have a bearing on whether critical habitat
should be designated. Habitat is a key ingredient to the well-being of
any species, and Congress determined that a species that is listed
under the ESA should have critical habitat protected except in the very
limited circumstances in which it is determined not to be prudent (see
response to comment 5).
Comment 5: A number of commenters expressed concern about whether
the critical habitat designation would add information requirements, or
reasonable and prudent alternatives, to current and future Section 7
consultations, including whether consideration of additional risk
factors would be required.
Response: NMFS anticipates that it is unlikely that this critical
habitat designation will alter the factors considered in, or result in
additional management efforts resulting from, future section 7
consultations. Regardless of whether critical habitat is designated,
all listed species undergo section 7 consultation. Loggerhead sea
turtles have been protected under the ESA since 1978, with Section 7
consultations proceeding regularly since that listing.
NMFS has engaged in a large number of consultations with Federal
agencies that resulted in implementation of a suite of conservation
measures that are used to avoid jeopardizing the continued existence of
the species. In preparing the critical habitat designation, NMFS
considered whether Section 7 consultations would need to consider
additional or different conservation measures or risk factors to avoid
destruction or adverse modification of the primary constituent elements
that support the physical and biological features of critical habitat
above and beyond those measures already taken to avoid jeopardizing the
continued existence of the species. For example, NMFS has issued
several biological opinions to the Bureau of Ocean Energy Management
(BOEM) regarding authorized activities in the Gulf of Mexico and
Atlantic that may affect Sargassum habitat. This long consultation
history with BOEM has allowed NMFS and the action agency to identify
direct and indirect effects of BOEM actions that may adversely affect
the species (e.g., authorization of routine activities such as vessel
traffic, drilling, dredging and surveys; and accidental events
reasonably certain to occur, such as small oil spills from vessels or
platforms) and measures to minimize and mitigate those impacts on the
species. Conservation measures required by NMFS in biological opinions
issued to BOEM include, but are not limited to, marine debris
minimization guidance and training. Although the risk factors evaluated
in the BOEM consultations and the conservation measures resulting from
them were for the effects to the species, NMFS anticipates that they
would be equally applicable to the determination of whether there is
likely to be an adverse impact to, or an adverse modification of,
critical habitat as designated in this final rule. Therefore, NMFS does
not expect additional risk factors or conservation measures to be
required as a result of this critical habitat designation, because the
protection accorded the species through the Section 7 process has
included consideration of measures necessary to protect its habitat
from destruction or adverse modification.
B. Comments on Prudent and Determinable
Comment 6: Several commenters noted the ESA only allows critical
habitat designations when special management considerations may be
necessary, when designation is prudent, and where critical habitat is
determinable. They believe the areas proposed for critical habitat
designation do not meet these requirements. Several of these commenters
specifically identified the Sargassum habitat discussed in the proposed
rule as an example, due to the large uncertainties associated with
those areas as described in the proposed rule.
Response: The commenters are correct that critical habitat is
designated when special management considerations may be necessary,
when designation is prudent, and where critical habitat is
determinable. With regard to special management considerations, we have
determined that Sargassum habitat is essential to loggerheads and may
require special management considerations. In the proposed rule, we
recognized that the Sargassum PCEs can be affected by the following
activities which may require special management: Commercial harvest of
Sargassum, oil and gas activities, vessel operations that result in the
disposal of trash and wastes, ocean dumping, and global climate change.
With regard to the prudency of critical habitat designations, our
implementing regulations for critical habitat designations (50 CFR
424.12(a)(1)) state that designating critical habitat is not prudent
when (1) the species is threatened by taking or other human activity,
and identification of critical habitat can be expected to increase the
degree of such threat to the species (not the case for loggerheads); or
(2) such designation would not be beneficial to the species. In the
case of loggerhead sea turtles, identification of critical habitat
would not increase the degree of threat to the species. Further,
because there is value in highlighting critical habitat, including for
planning and educational purposes, designation of critical habitat does
contribute to the conservation of the species. Uncertainty in
information does not mean a designation is not prudent.
Critical habitat is now determinable. At the time we listed the
nine DPSs of loggerhead sea turtles in 2011, critical habitat was not
determinable. If critical habitat is not determinable at the time of
listing, the ESA allows the Secretary to extend the timeframe to
designate, but only by one additional year. After this year, she must
publish a final regulation based on such data as may be available at
that time.
C. Comments on Coastal Zone Management Act
Comment 7: Several commenters were concerned that that our
consistency determination submitted to the North Carolina Division of
Coastal Management in connection with designating critical habitat is
incomplete and does not meet the requirements of the Coastal Zone
Management Act, 16 U.S.C. 1451, et seq. (CZMA) and its implementing
regulations. Some requested that we
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revisit this Federal consistency submission and include additional
analysis of potential impacts, and that we include additional
information on potential economic impacts and the data used to
determine critical habitat boundaries.
Response: Upon further review of our proposed designation of
critical habitat for the threatened loggerhead sea turtle Northwest
Atlantic Ocean DPS and its supporting analysis, by letter dated January
23, 2014, we withdrew our consistency determination for North Carolina
and instead provided a negative determination. While we recognize the
State's goals of coastal resource protection and economic development,
we determined that any effects of the proposed action on North
Carolina's coastal uses and resources are not reasonably foreseeable at
this time. As indicated in our negative determination, this designation
of critical habitat will not restrict any coastal uses, affect land
ownership, or establish a refuge or other conservation area; rather,
the designation only affects the ESA section 7 consultation process.
Through the ESA consultation process, we will receive information on
proposed Federal actions and their effects on listed species and this
critical habitat upon which we base our biological opinions. It will
then be up to the Federal action agencies to decide how to comply with
the ESA in light of our opinion, as well as to ensure that their
actions comply with the CZMA's Federal consistency requirement. At this
time, we do not anticipate that this designation is likely to result in
any additional management measures by other Federal agencies.
D. Comments on the North Pacific Ocean DPS
Comment 8: Numerous commenters suggested that the designation
should include migratory pathways for the North Pacific Ocean DPS
between North American foraging grounds and/or their nesting grounds in
Japan. They also raised concern about areas used by loggerheads along
the U.S. west coast not being proposed for designation. One of these
commenters went on to add that the Southern California Loggerhead
Conservation Area and areas within the U.S. EEZ northwest of the
Hawaiian Islands are occupied by loggerheads and contain PBFs essential
to loggerhead conservation that may require special management
considerations.
Response: Loggerheads are wide-ranging, opportunistic foragers,
with individuals traveling long distances between nesting and foraging
sites, and Pacific loggerheads are no exception. We closely examined
whether migratory pathways should be included, particularly with
respect to physical and biological features that are associated with
loggerhead movement between foraging and nesting grounds in the Pacific
Ocean. While loggerheads are known to migrate between foraging areas in
the eastern Pacific and nesting areas in Japan, those migratory
pathways overlap very minimally with U.S. waters in the EEZ northwest
of Hawaii and off the U.S. west coast. Satellite telemetry data that
currently exists is not sufficient to identify migration corridors to,
from, or within the U.S. EEZ of either location. Loggerhead turtles
transiting to the Eastern Pacific head primarily into Mexican waters.
Indeed, there is a significant foraging ``hotspot'' at Ulloa Bay, Baja
California peninsula at approximately 114[deg] W. long. and 25[deg] N.
lat. (Wingfield et al. 2013), and turtle migratory habitat appears to
dip south around 130[deg] W. long. (which is outside of the California
EEZ and runs south to Baja) where turtles follow optimal temperature to
foraging grounds in Mexico (Abecassis et al. 2013).
With regard to the Southern California Loggerhead Conservation
Area, the oceanographic feature thought to be correlated with
loggerhead movements and the trigger for a drift gillnet time/area
closure during the summer months off southern California is the El
Ni[ntilde]o-Southern Oscillation (ENSO). However, both tagging and
stable isotope data have brought the ENSO-driven movement hypothesis
into question. For example, no loggerheads that were tracked while
foraging along the Pacific coast of Baja California, Mexico from 1996
to 2007 moved north into U.S. California EEZ waters (Peckham et al.
2011). This is particularly relevant considering that this time period
encompassed at least one major ENSO event (1997-1998). The results of
Peckham et al. (2011) underscore the strong tendency for loggerheads to
maintain their presence in the waters off Mexico. The apparent absence
of northward movements of tracked turtles may be due to the equatorial
flow of the California Current, which would require northbound turtles
off the Baja California peninsula to swim directly into the southerly
currents (Allen et al. 2013). Allen et al. (2013) also compared skin
samples from loggerheads captured in the California drift gillnet
fishery with loggerheads from the central North Pacific (incidentally
caught in the Hawaii-based longline fishery) and from turtles sampled
during in-water research along the Baja California Peninsula, Mexico.
The authors concluded that turtles in California most likely came from
the central North Pacific and not from the Baja California peninsula,
as was initially believed when the drift gillnet time/area closure was
put in place off the Southern California Bight in 2003. In addition,
Allen et al. (2013) note that loggerhead turtles, while rarely
encountered in the Southern California Bight have been observed taken
in small numbers by the CA drift gillnet fishery or found stranded
during non-ENSO years.
Comment 9: One comment stated that the agencies did not propose
designation of any critical habitat for the North Pacific Ocean DPS
because of the lack of nesting in U.S. Pacific waters.
Response: Our decision not to propose designation of critical
habitat in the EEZ around Hawaii and off the coast of southern
California is not because there is no nesting adjacent to U.S. Pacific
waters. A species does not have to nest within U.S. waters to have
critical habitat designated. An occupied area only need contain the
physical and biological features essential to the conservation of the
species and which may require special management consideration or
protection, and in the case of unoccupied habitat be essential to the
conservation of the species in order for it to be designated as
critical habitat. The U.S. waters around Hawaii and off the coast of
southern California do not contain the physical and biological features
essential to the conservation of the species and therefore do not meet
the requirements for designation.
Comment 10: One commenter expressed the importance of using the
best available information in designating critical habitat in Hawaii
and California.
Response: As required by Section 4(b)(2) of the ESA we evaluated
whether to designate critical habitat on the basis of the best
scientific data available. The loggerhead habitat within the U.S. EEZ
of the central North Pacific Ocean does not provide suitable conditions
in sufficient quantity and frequency to support meaningful foraging,
development, and/or transiting opportunities and, therefore, was not
deemed to be essential to the conservation of the species.
Comment 11: Several commenters suggested that critical habitat
should be designated for the North Pacific Ocean DPS simply because of
the presence of loggerheads.
Response: The mere presence of a listed species in an area does not
mean that the area qualifies as critical habitat. The ESA defines
critical habitat as '' the
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specific areas within the geographical area occupied by the species . .
. on which are found those physical or biological features (I)
essential to the conservation of the species and (II) which may require
special management consideration or protection'' (section 3(5)(A)(i)).
It further states, ``Except in those circumstances determined by the
Secretary, critical habitat shall not include the entire geographical
area which can be occupied by the threatened or endangered species''
(section 3(5)(C)). Habitat used by loggerheads within the U.S. EEZ of
the central North Pacific Ocean does not provide suitable conditions in
sufficient quantity and frequency to support meaningful foraging,
development, and/or transiting opportunities and, therefore, could not
be deemed to be essential to the conservation of the species.
Comment 12: Several commenters supported our decision not to
designate critical habitat for the North Pacific Ocean DPS. One
commenter also suggested that there is ``no data establishing that
modification of the pelagic environment is a significant contributing
factor to the risks faced by the North Pacific DPS'' and further added
that ``longline fisheries that operate in those waters have, at best,
negligible effects on the North Pacific DPS.'' Another commenter cited
sea turtle interaction rates with U.S. fisheries, and also suggested
that the U.S. fisheries around Hawaii have, at most, negligible effects
on the species. The commenter also supplied information on conservation
efforts, such as nesting beach projects at foreign beaches.
Response: We agree that based on the best available information no
marine areas meeting the definition of critical habitat were
identifiable within the jurisdiction of the United States for the North
Pacific Ocean DPS. However, because we did not identify PBFs within the
U.S. EEZs, we did not need to look further into the issues raised in
these comments.
Comment 13: One commenter suggested that the agency use metrics
when defining the foraging habitats as functional habitats (including
the North Pacific Ocean DPS).
Response: The Biological Report uses both general and specific
metrics when it describes the PBF deemed essential to loggerhead
oceanic habitat in the North Pacific as well as the PCEs for both the
central North Pacific and the eastern North Pacific. We describe the
PBF of loggerhead turtle oceanic habitat in the North Pacific Ocean as
waters that support suitable conditions in sufficient quantity and
frequency to provide meaningful foraging, development, and/or
transiting opportunities to the populations in the North Pacific. PCEs
in the central North Pacific Ocean that support this habitat are (1)
currents and circulation patterns of the North Pacific (Kuroshoi
Extension Bifurcation Region, and the southern edge of the Kuroshio
Extension Current characterized by the Transition Zone Chlorophyll
Front) where physical and biological oceanography combine to promote
high productivity (chlorophyll a = 0.11-0.31 mg/m 3) and sufficient
prey quality (energy density >=11.2 kJ/g) of species; and (2)
appropriate sea surface temperatures (14.45[deg] to 19.95 [deg]C
(58.01[deg] to 67.91[emsp14][deg]F)), primarily concentrated at the
17[deg] to 18 [deg]C (63[deg] to 64[emsp14][deg]F) isotherm. PCEs in
the eastern North Pacific Ocean that support this habitat include the
following: (1) Sites that support meaningful aggregations of foraging
juveniles, and (2) sufficient prey densities of neustonic and oceanic
organisms.
E. Comments on Northwest Atlantic Ocean DPS
Comments on Use of Best Available Data
Comment 14: One commenter felt that we failed to access and compile
all the available data and, as a result, the proposed rule was not
based on the best scientific data available. The commenter argued that
NMFS did not include the synthesis of aerial survey and telemetry data
for surfacing times collected seasonally in the Atlantic Ocean through
the Atlantic Marine Assessment Program for Protected Species (AMAPPS)
and in the Gulf of Mexico through the Deep Water Horizon Natural
Resource Damage Assessment (NRDA) surveys.
Response: We did review available data from the AMAPPS project but
did not note this in the preamble to the proposed rule. However, the
telemetry data from AMAPPS has not been analyzed in a way similar to
that done by the Loggerhead Turtle Expert Working Group (TEWG), which
synthesized information for turtle presence based on satellite
telemetry in the Gulf of Mexico and Atlantic Ocean and was therefore
particularly useful for our analysis. Incorporation of the AMAPPS data
would not alter the already known pattern of habitat use in the U.S.
Atlantic as the tracks from the AMAPPS turtles overlay the areas
already known to be extensively used by turtles from the TEWG report
(NMFS 2011; NMFS 2012a; Richards 2012, pers. comm.). With regard to
surveys conducted in response to the Deep Water Horizon incident,
satellite tracks in the Gulf of Mexico were collected by the NMFS
Southeast Fishery Science Center but not funded by NRDA. As with the
AMAPPS data, review of these data did not yield any new or unknown
patterns of habitat use by loggerheads in the Gulf of Mexico.
Comment 15: One commenter felt it was imperative for USFWS to
include readily available data from the 2012 nesting season into their
final analysis and critical habitat designation. Because NMFS'
designation of nearshore reproductive habitat is based on the USFWS
proposal, the commenter argued these must be closely coordinated and
both agencies must examine the science relevant to their designation.
Response: Critical habitat is defined in section 3 of the Act as
the specific areas within the geographical area occupied by the species
at the time it was listed and contain physical or biological features
(1) which are essential to the conservation of the species and (2)
which may require special management considerations or protection. The
Northwest Atlantic Ocean loggerhead sea turtle DPS was listed in 2011
(50 CFR 17.11(h)). USFWS defined the terrestrial portion of the
geographical area occupied for the loggerhead sea turtle as those U.S.
areas in the Northwest Atlantic Ocean DPS where nesting has been
documented for the most part annually for the 10-year period from 2002
to 2011 as this time period represents the most consistent and
standardized nest count surveys. NMFS defined the nearshore
reproductive habitat as waters off those nesting beaches to 1.6 km. In
addition, the proposed rule for this designation was being prepared in
2012 and early 2013, and not all of the nesting survey results from
2012 were available for all areas at the time. Thus, to insure data
quality and consistency our determination of critical habitat used
nesting data through the 2011 nesting season.
Comment 16: One commenter was concerned that much of the proposal
was based on the 2009 assessment of loggerhead sea turtles in the
Western North Atlantic Ocean conducted by the Turtle Expert Working
Group (TEWG, 2009). The commenter noted that the TEWG's 2009 assessment
presents considerable data which have been compiled and analyzed over
the past 30 years, but is careful to point out significant shortcomings
in current data and the need to improve and increase data collection in
the future to better understand the population. The
[[Page 39861]]
commenter questioned the manner in which the collected data and its
analysis was used by the NMFS and concluded the proposal falsely leads
one to believe that considerable statistical data are available on
which accurate population counts and spatial distribution can be
determined. The commenter characterized the spatial distribution in the
TEWG report as being driven by where studies were conducted rather than
an attempt to consider the likely spatial distribution as a starting
point in a comprehensive analysis.
The commenter further stated that the Florida east coast, between
Ponce Inlet and Golden Beach/Miami, account for 79 percent of
loggerhead nests within the DPS and stated that this should be used as
the foundation for studying spatial distribution of the species.
Response: We recognize that there are limitations to the TEWG data,
but it represents much of the best available science for loggerheads.
Where we were able to supplement that data, we did. We did not infer
that the TEWG report is a statistical accounting of accurate population
counts. We do believe the TEWG report represents the best compilation
of numerous data sets through 2007/2008 and we clearly identified the
methods used in the TEWG report. The TEWG data can be used as a
starting point for general distribution, but we recognize that the
spatial distribution is largely based upon where studies were
conducted. We considered those limitations in our analysis.
We do not disagree that further study for peninsular Florida
loggerheads is warranted; however, while the Florida coast does contain
the highest density of loggerhead nests, the basic tenets of
conservation biology dictate the importance of conserving the range of
habitats and individuals utilizing them in order to preserve both the
adaptive capability of turtles (turtles that have adapted to different
conditions, exhibit different life history strategies (such as
overwintering off of North Carolina as opposed to migrating south) and/
or those whose genetic makeup may reflect such adaptations), and a
range of habitat options as conditions change, such as loss of habitat
in low lying areas due to sea level rise.
Comment 17: One commenter claimed major shortcomings exist in the
quantity and quality of the data relied upon by NMFS and particularly
that associated with the marine population and distribution of
loggerheads. They argued that these shortcomings make it impossible to
accurately identify areas that are critical to the survival of the
species, and that designation of critical habit requires more
comprehensive data and analysis of the marine population than what is
currently available. The commenter concluded that as a result,
wintering, migratory and breeding habitats as well as foraging and
Sargassum locations should not be designated as critical habitat until
adequate data and analyses are available to correctly identify their
importance to the survival of the species and their economic and social
impact to the public.
Response: We conducted a comprehensive analysis of all the
available information in identifying areas proposed for critical
habitat designation. While we appreciate the commenter's desire to have
comprehensive studies before assessing whether and where to designate
critical habitat, the standard for data under the ESA is ``best
scientific and commercial data available.'' We are required to base our
designation on data that is the best available at the time we designate
habitat. Further, we believe the record supports our decision to
designate certain areas as loggerhead critical habitat based upon the
best available data.
Comment 18: One commenter felt that NMFS had consulted the most
appropriate studies in preparing the proposed rule, which accurately
describe the current state of knowledge of population trends, habitat
utilization, and distribution of habitats important to the survival of
the threatened population segment of this species. However, this
commenter encouraged NMFS to continue to collect data and consider the
potential inclusion of foraging grounds in the designation in the
future.
Response: We will endeavor to collect and support research that
allows us to identify additional areas, including foraging habitat, in
the future.
Comment 19: One commenter stated that NMFS has an obligation to
make available the studies that form the basis of its proposed critical
habitat designation.
Response: All information used to formulate the proposed rule was
cited in the ``References'' document posted under the same docket as
the proposed rule under `Supporting Documents' on Regulations.gov. A
``References'' document is also available for the final rule (see
ADDRESSES section above).
Comments on Sargassum Habitat
Comment 20: Several commenters argued that the fact that Sargassum
habitat moves and changes should not be a reason to exclude it from
designation. The commenters noted that the nature of habitat is
inherently dynamic and there is nothing in the ESA that requires PCEs
to be static. They presented the USFWS designation of vernal pools
(seasonal wetlands) as an example of this practice, and noted that
Sargassum habitat also has been identified in the Recovery Plan as
essential to the survival of post-hatchlings.
Response: We appreciate the concern that Sargassum habitat be
designated, and agree that it is possible to designate ephemeral and/or
dynamic habitat. We also agree that Sargassum habitat is important to
various loggerhead life stages, particularly post-hatchlings, hence our
consideration of this habitat type in the critical habitat designation.
This case was challenging as Sargassum basically occurs throughout the
U.S. EEZ south of 40[deg]N. We solicited comments to identify more
accurately those areas where the highest use or value of Sargassum is
most likely to occur. We have identified an area of Sargassum habitat
that we believe is most beneficial to the species and included it in
the final designation under Section IV., Critical Habitat
Identification. Generally, the Sargassum habitat included in the
designation consists of the western Gulf of Mexico to the eastern edge
of the loop current, through the Straits of Florida and along the
Atlantic coast from the western edge of the Gulf Stream eastward.
Comment 21: Several commenters noted the importance of Sargassum as
developmental habitat for loggerhead sea turtles, but had concerns with
the large area described in the proposed rule and recommended defining
the area as discretely as practical. Some noted that, given the dynamic
nature of Sargassum habitat, it is likely that at various times much of
the suggested critical habitat area based on Sargassum would contain
densities of Sargassum below that which would concentrate loggerhead
sea turtles. They recommended designating Sargassum itself rather than
designating a specified area, in much the same manner as polar ice is
designated as critical habitat for polar bears.
Response: We recognize the Sargassum habitat identified in the
proposed rule is a large area. It is precisely the dynamic and
widespread nature of Sargassum habitat that made it a challenge to
consider, and why we did not propose to designate but rather requested
comments on where to designate in the proposed rule. We have identified
an area of Sargassum habitat that we believe is most beneficial to the
species and this is included in the final designation under Section
IV., Critical
[[Page 39862]]
Habitat Identification. Generally, the Sargassum habitat included in
the designation consists of the western Gulf of Mexico to the eastern
edge of the loop current, through the Straits of Florida and along the
Atlantic coast from the western edge of the Gulf Stream eastward.
With regard to the notion of designating Sargassum itself rather
than a specific area, the ESA requires us to designate specific areas
as critical habitat, not features or components of areas. While we
recognize that it is possible that in any given portion of the critical
habitat area at any given time Sargassum may not provide adequate cover
and forage opportunities for loggerhead turtles, it is not necessary
that PCEs of Sargassum habitat be present in the designated area at all
times.
With regard to the polar bear critical habitat designation, the
polar ice in that designation is treated much the same as we have
treated Sargassum. Recognizing that it is dynamic in nature,
particularly with the season, the entire U.S. area within which the
polar bears use the ice was designated, knowing that they do not use
all areas in all seasons or even all years. The sea ice habitat area
identified in the final rule designating polar bear critical habitat
includes all contiguous waters from the mean high tide line of the
mainland coast of Alaska to the 300 m bathymetry depth contour or the
EEZ (75 FR 76086, December 7, 2010).
Comment 22: One commenter was concerned with the high level of
uncertainty of the location of Sargassum habitat at any point in time
and noted that the designation of essentially the entire continental
shelf of the northern Gulf of Mexico as loggerhead critical habitat
appears to be based on an almost complete lack of knowledge of the
natural variability in Sargassum distribution and concentration.
Further, the first PCE of Sargassum habitat is ``Convergence zones,
surface-water downwelling areas, and other locations where there are
concentrated components of the Sargassum community in water
temperatures suitable for the optimal growth of Sargassum and
inhabitance of loggerheads.'' Yet Witherington et al. (2012) concludes
that because they captured most turtles in Sargassum outside dense
convergence zones, a direct correlation between strong convergences and
essential loggerhead habitat cannot be made.
Response: We acknowledge it is difficult to forecast when Sargassum
will be in a particular location on a particular date, given the
variability of eddies, currents and weather; however, some trends may
be anticipated (see Gower and King 2011). Sargassum moves with the
currents so that Sargassum originating in the western Gulf typically
spreads to the eastern Gulf and into the Atlantic, resulting in a
dynamic habitat that is important to loggerheads wherever it occurs.
The section of the proposed rule that is quoted in this comment
refers specifically to a correlation between density of convergence
zones and that of loggerheads, but does not refute the importance of
Sargassum to loggerheads. Read in its entirety, the proposed rule (and
Witherington et al. 2012) clearly states that young loggerheads are
indeed strongly associated with Sargassum, but a direct correlation
between the strength of convergences and the density of loggerheads
cannot be made. As we noted in the proposed rule, ``Witherington et al.
(2012) found that the distribution of post-hatchling and early juvenile
loggerheads was determined by the presence of Sargassum. Indeed, in
surveys in which they measured the relative abundance of sea turtles in
transects of surface-pelagic habitat across areas with and without
Sargassum, Witherington et al. (2012) found that 89 percent of 1,884
post-hatchling and juvenile turtles were initially observed within 1 m
of floating Sargassum. Sargassum rafts are likely not the only habitat
of this life stage, as young turtles move through other areas where
Sargassum does not occur (Carr and Meylan 1980); however, loggerheads
may be actively selecting these habitats for shelter and foraging
opportunities.'' (78 FR 43103, July 18, 2013). The proposed rule also
notes that, while it has been suggested that turtle density increases
with Sargassum density and consolidation, especially when Sargassum
consolidation is linear (Witherington et al. 2012), ``Witherington et
al. (2012) captured most turtles in Sargassum outside these dense
convergence zones (i.e., in scattered patches, weak convergences,
windrows), so a direct correlation between strong convergences and
essential loggerhead habitat cannot be made'' (78 FR 43104, July 18,
2013).
Comment 23: One letter with 5,552 signatures supported the
designation of Sargassum as discussed in the proposed rule, and
encouraged NMFS to explore using existing methods of remote sensing to
track the wide distribution and dynamic nature of Sargassum. Examples
of ways to provide guidance on the near real-time distribution of
Sargassum included Moderate Resolution Imaging Spectroradiometer
(MODIS) and the newly launched Landsat-8. They also recommended NMFS
elevate the need for remote-sensing science as a restoration funding
priority for this species through the various funding mechanisms aimed
at applied research for restoration and marine conservation.
Response: We appreciate the commenters' recommendation about
elevating the need for remote-sensing as a funding priority. During the
development of the proposed rule, we explored various ways to detect
and predict Sargassum occurrence in the Atlantic and Gulf of Mexico,
including the satellite imagery sources identified in the comment. In
the biological report, we acknowledged that near-real time detection of
Sargassum concentrations is possible using daily satellite imagery
(MODIS) and the higher resolution Landsat imagery, but future
predictions must rely on current systems to identify concentrations of
possible habitat. Real time detection and tracking is currently
available through some public sources like University of South Florida
Optical Oceanography Laboratory. We agree that further high resolution
imagery of specific Sargassum habitat from multiple years would be
beneficial, but even with that information, it is probable that the
habitat would continue to shift and exhibit variable patterns in the
future. It is necessary to identify critical habitat areas in advance
and give public notification of the designated area. That is why we
identified a large area where Sargassum occurs, although in the final
rule we were able to identify a more specific area that we believe is
most beneficial to the species (see Section V., Critical Habitat
Identification). Following the designation of Sargassum critical
habitat, we will continue to explore options for real time monitoring
of Sargassum and sources of funding for this work.
Comment 24: One commenter stated there is no basis for the claim
that the designation will benefit loggerheads given the large
uncertainties in habitat location and extent, loggerhead use and
specific habitat needs. Further, if natural baseline conditions are not
established, valid management criteria cannot be formulated and the
effectiveness of management actions cannot be ascertained. Finally,
they felt there are no management actions that can ``provide''
Sargassum habitat.
Response: While the habitat is dynamic and the specific location of
Sargassum on any given day cannot be predicted, the benefit of this
habitat to loggerheads is well established. Numerous references have
explored the
[[Page 39863]]
relationship between sea turtles and Sargassum (Mellgren et al. 1994;
Mellgren and Mann 1996; Witherington et al. 2002; Smith and Salmon
2009; Witherington et al. 2012), and it is known to be important forage
and shelter habitat for multiple life stages. The magnitude of
Sargassum in the Atlantic and Gulf of Mexico may vary from year to
year, so it is difficult to establish natural baseline conditions that
would calculate a biomass that needs to be protected. However, critical
habitat designation is not dependent upon establishing a baseline
condition. The PCEs were identified based upon the best available
information and qualities that would support Sargassum habitat and be
beneficial to loggerheads. Management actions will be evaluated via ESA
section 7 consultations on a case by case basis considering these PCEs
and in consideration of the magnitude of the project and potential
impacts. This process does not differ from other section 7
consultations on other ESA listed species and their designated critical
habitat. Finally, while we agree there are no management actions that
can provide Sargassum habitat, there are management actions that can
conserve Sargassum and thus essential forage, cover and transport
habitat for a particularly vulnerable life stage.
Comment 25: Some commenters were concerned with NMFS' inability to
determine suitable concentrations of Sargassum, including patch size or
abundance of its associated loggerhead prey. Some felt the proposed
rule did not present methods for determining what would be a natural,
healthy Sargassum habitat condition. Some also noted that NMFS concedes
that the specific density of Sargassum that may result in a high
concentration of loggerhead turtles is unknown. The implication is that
``high concentration'' is the desired condition, but this concept is
not directly addressed anywhere in the proposed rule, and the range of
abundances for loggerheads that constitute ``high'' numbers is never
defined.
Response: We agree that it would be ideal to have a scientific
study that conclusively states the concentration of Sargassum that
would congregate loggerheads or their prey. However, such a study is
not currently available, nor is it necessary to designate critical
habitat. While a specific prey concentration cannot be determined, the
PCEs include ``Sargassum in concentrations that support adequate prey
abundance and cover'' to address the question of whether the critical
habitat designation applies to a small piece of Sargassum wherever it
may occur. It was not our intent to classify every piece of Sargassum
as critical habitat, only the habitat that provides shelter and forage.
We have not identified a ``high'' concentration target for
loggerheads in Sargassum in part because ``high concentration'' of
loggerheads is not a PCE, and in part because it is unknown. The best
information on concentrations of turtles in Sargassum can be found in
Witherington et al. (2012). That study found that relative densities of
post-hatchling loggerheads in Sargassum were higher in the Atlantic
(~267 turtles per km\2\) compared to the Gulf of Mexico (~2 turtles per
km\2\). However, given the limitations in sampling, these numbers
cannot necessarily be translated into a target ``high'' concentration
of turtles.
Comment 26: Some commenters noted that NMFS acknowledged that
``Sargassum rafts are likely not the only habitat of this life stage,
as young turtles move through other areas where Sargassum does not
occur.'' The commenters believe the science shows that there are other
significant factors that influence loggerhead use of Sargassum,
including time of year, nesting intensity and cohort size, migration
behaviors, and the vagaries of habitat location.
Response: The most recent and comprehensive study on this topic
(Witherington et al. 2012) found that turtle densities were 100 times
higher in targeted Sargassum patches than in open water between
consolidated patches. Certainly there are other factors that may
influence the loggerhead's use of Sargassum, but those factors are not
necessarily features of the habitat. PBFs and PCEs refer to the
elements of the habitat type (e.g., Sargassum) that are essential to
the conservation of the species, and may require special management
considerations. Time of year, nesting intensity and cohort size,
migration behavior and vagaries of habitat location are not features of
the Sargassum habitat, per se, although they may allow us to anticipate
whether special management considerations may be required.
Comment 27: Several commenters provided detailed information on the
crucial role Sargassum plays in the loggerhead's life cycle. They noted
why this habitat fits the ``may require special management''
definition, including the fact that currents that aggregate Sargassum
also facilitate the accumulation of synthetic marine debris and
petroleum or petroleum-contaminated debris within the convergence lines
that aggregate Sargassum. They noted that in the aftermath of the 2010
Deepwater Horizon spill, rescuers collected nearly 500 juvenile turtles
from lines of oil and Sargassum. They also identified direct harvest of
the habitat and fishing activities that could predictably remove
Sargassum.
Response: We agree that Sargassum habitat is important to
loggerheads and meets the ``may require special management
considerations'' portion of the critical habitat definition. In the
proposed rule, we recognized that the PCEs can be affected by the
following activities which may require special management: Commercial
harvest of Sargassum, oil and gas activities, vessel operations that
result in the disposal of trash and wastes, ocean dumping, and global
climate change. Commercial fishing gear may have some interactions with
Sargassum during deployment and retrieval, but these effects are
temporary and isolated in nature and because of the fluid nature of the
pelagic environment, recovery time is rapid. It is important to point
out that we also believe that additional management--beyond that
already required--is not anticipated.
Comment 28: One commenter stated that not only would designation of
the Sargassum habitat cause the proposed critical habitat designation
to be the largest in the history of the ESA, it would be based on
physical and biological features that are poorly understood, ephemeral,
and largely disconnected from the post-hatchling populations it is
intended to protect. The commenter requested the entire proposed
critical habitat designation be withdrawn as unnecessary and
impermissible under the ESA and its implementing regulations, or
narrowly delineate critical habitat and exclude from the designation
all existing and proposed oil and gas development areas, as well as the
areas containing industry's support infrastructure.
Response: Numerous references have explored the relationship
between sea turtles and Sargassum (Mellgren et al. 1994; Mellgren and
Mann 1996; Witherington et al. 2002; NMFS and USFWS, 2008; Smith and
Salmon 2009; Witherington et al. 2012, Mansfield et al. 2014), and it
is known to be important forage and shelter habitat for multiple life
stages. Given the available literature, we disagree that the
designation of Sargassum critical habitat is disconnected from post-
hatchling populations. We also disagree that the features of the
Sargassum habitat are poorly understood. The physical and biological
feature of Sargassum (developmental and foraging
[[Page 39864]]
habitat for young loggerheads where surface waters form accumulations
of floating material, especially Sargassum) is clear, we just do not
know exactly when and where it will occur in future years. We
acknowledge that the Sargassum critical habitat area is large, but
there is no reason this is not permissible under the ESA, and the
features are dynamic and not present at all times in all areas.
Nonetheless, based on public comment and new information we were able
to identify a more specific area that we believe is most beneficial to
the species (see Section IV., Critical Habitat Identification).
Finally, we completed a 4(b)(2) analysis that considered economic,
national security and other impacts, and did not identify any
additional impacts to oil and gas development areas, and thus do not
have a basis to exclude existing and proposed oil and gas development
areas (see Section VIII, ESA Section 4(b)(2) Analysis).
Comment 29: Several commenters noted the designation of a large
critical habitat area will not pose an undue regulatory burden,
especially given the unique Sargassum ecosystem. One commenter
specifically stated that agency consultations concerning Sargassum
critical habitat would be made easier because (1) Sargassum's seasonal
presence and consistency from year to year makes its general location
predictable, and (2) scientists are able to track the movement of large
aggregations of Sargassum through satellite telemetry data.
Response: We agree that the designation of critical habitat will
not pose an undue regulatory burden, given the few special management
considerations that might affect the habitat and lack of any
foreseeable activities that would rise to the scale of significant
impacts. Although there is some consistency, it is generally difficult
to predict specific Sargassum occurrence for a given location and time,
and we are only able to forecast a general area where Sargassum may be
present. This is the reason we identified a large geographical area
where Sargassum is likely to occur. We agree that real time detection
through satellite telemetry is possible in some areas however.
Comment 30: Several commenters were concerned that designation of
Sargassum as critical habitat is likely to present significant new
regulatory and compliance hurdles for Federal actions in the Gulf of
Mexico. They felt it would be virtually impossible and most certainly
impracticable for commercial fishing, oil and gas activities, and other
types of regulated Federal actions to monitor for Sargassum presence,
or to ascertain in real time a need for impact avoidance and
minimization requirements which have yet to be promulgated.
Response: We do not believe that this rule will cause significant
new regulatory and management measures for Federal actions. The
loggerhead turtle has been listed since 1978 and, during this time,
consultations on Federal activities have addressed habitat needs of the
species. Further, when we identified the possible activities that may
require special management considerations, commercial fishing
activities were not included. While commercial fishing gear may have
some interactions with Sargassum during deployment and retrieval, we
anticipate that these effects will be temporary and isolated in nature
and, because of the fluid nature of the pelagic environment, recovery
time is rapid.
Comment 31: Two commenters raised the issue of how climate change
may affect Sargassum. One commenter supported the inclusion of
potential impacts of global climate change on the ecological
relationships between climate, oceanographic features, Sargassum
abundance, and location, with the evaluation of required habitat for
loggerhead development. The commenter also noted that impacts of global
climate change are expected to increase the acidification of the
world's oceans, which is still an unknown factor in the health of the
Sargassum community and the resulting effects on loggerhead
development. Another commenter had concerns about including global
climate change as an ``activity'' potentially affecting Sargassum
habitat, including through related changes in currents and other
oceanographic features. That commenter stated that decades of research
show that it is the reverse, that climate is greatly influenced by
oceanic currents. The commenter strongly urged NMFS to avoid any
management considerations of global warming effects on Sargassum
habitat.
Response: In the proposed rule, climate change was included as a
special management consideration for Sargassum habitat, as this list
includes various anthropogenic factors that may affect one or more PBF
or PCE. We agree that global climate change should not be called an
``activity'' and changed that wording in the final rule. However, we
must consider global climate change, which could have significant
impacts on a variety of oceanographic features, including ocean
temperature (and resulting stratification), currents, and ocean
acidification. In response to one comment, we added ocean acidification
to the list of impacts from climate change in the final rule. In
response to the other, we note that while we agree that climate is
influenced by oceanic currents, the opposite is also true. For example,
changes in sea surface temperature and large-scale global wind patterns
(influenced by climate change) may create divergences in surface
currents (which may affect Sargassum distribution and consolidation).
Climate change may also increase the frequency and magnitude of storm
events, which could then lead to increased disruption of Sargassum
consolidation. While the direct impacts are still unknown, global
climate change may indeed affect Sargassum habitat.
Comment 32: Several commenters noted the existing Federal Sargassum
Fishery Management Plan (FMP) which restricts harvest of Sargassum in
the South Atlantic Region in the U.S. EEZ. Some noted that, while
Sargassum is currently afforded minimum protection as essential fish
habitat and harvest is limited in the South Atlantic under the current
FMP, these designations do not sufficiently reflect the critical role
this habitat plays in the development and survival of long-lived
loggerhead sea turtles. One commenter also cited a court decision
(Natural Resources Defense Council v. United States Department of the
Interior) that the existence of management plans is indisputable proof
that the area qualifies as critical habitat and that the existence of
other protections for listed species' habitat, even if equal to or
allegedly greater than the protection that critical habitat provides,
cannot excuse the service's failure to designate critical habitat.
Response: We recognize that there is a Sargassum FMP in place that
could assist in conserving turtles. As some commenters noted, the
existence of an FMP is considered indicative of the fact that
management measures may be required, a condition indicating the need
for critical habitat designation (and certainly does not preclude the
need for designation). Moreover, that is not the only activity which
may require special management. The release of hydrocarbons, trash and
toxic waste, and synthetic debris are among other threats to turtles in
Sargassum, as they would also be likely to accumulate in Sargassum due
to the same oceanographic features that form Sargassum mats and
windrows.
Comments on Foraging Habitat
Comment 33: Several commenters felt NMFS was obligated to designate
[[Page 39865]]
foraging areas as critical habitat because such areas were identified
in the proposed rule as occupied by loggerhead sea turtles and are
essential for the conservation of the species. They felt NMFS'
inability to identify specific high value sites as foraging critical
habitat for loggerheads was not a reason to exclude foraging areas from
consideration. Many felt that NMFS should not require information on
specific prey density as a PCE before identifying foraging habitat as
critical habitat. Some commenters noted that prioritization of specific
habitats was not a requirement of the ESA; that if the PCEs are
identified and the area is essential to the conservation of the
species, it should be designated regardless of its relative
``priority.''
Commenters asserted that the ESA does not allow a lack of
information concerning PCEs to preclude critical habitat designation.
Such designations must be made on the basis of the best available
scientific data. The commenters stated that where sufficient scientific
data exist to enable NMFS to determine critical habitat through the
identification of physical and biological features and corresponding
PCEs, NMFS is obligated to designate critical habitat to the maximum
extent prudent and determinable.
Response: We agree that foraging areas are important to loggerhead
conservation. Sites were identified in the proposed rule as known
foraging areas based upon a review of the available literature.
However, we do not have information that shows those areas to be any
more important or essential than much of the rest of the continental
shelf and associated bays and sounds. The existing data identifies
foraging areas that have been documented through research. However,
because loggerhead sea turtles are generalist foragers, it is unknown
whether these specific foraging areas are essential to loggerhead
conservation or if those areas are simply where research has been
conducted. As explained in the proposed rule, the potential PCEs of
foraging habitat--(1) Sufficient prey availability and quality, such as
benthic invertebrates, including crabs (spider, rock, lady, hermit,
blue, horseshoe), mollusks, echinoderms and sea pens; and (2) Water
temperatures to support loggerhead inhabitance, generally above 10
[deg]C--do not differentiate any particular area of the continental
shelf from other areas. Loggerheads are generalist foragers that have
been shown to forage on a wide variety of prey organisms, among a wide
variety of habitat types, throughout the continental shelf and
associated bays and sounds in the Gulf of Mexico and western North
Atlantic. However, we were unable to identify any specific areas that
meet the definition of critical habitat under section 3(5)(A)(i) of the
ESA. Given the wide distribution of loggerhead prey items, we could not
identify ``specific areas'' where the essential features are found
within areas believed to be occupied by loggerheads. The entire
continental shelf basically serves as foraging areas for loggerheads.
Comment 34: One commenter suggested that NMFS should examine the
most recent Recovery Plan updates, which note the need to evaluate the
foraging habitats most important to the species' survival and recovery.
Response: We appreciate the importance of foraging habitat, and are
aware that the Recovery Plan calls for identification and protection of
marine habitats important to loggerheads. The Recovery Plan itself,
however, does not identify the most important loggerhead foraging
grounds but calls for further work to identify and then protect such
habitat if it can be determined. The CHRT's efforts in this regard are
discussed in the proposed rule.
Comment 35: One commenter recommended that NMFS designate as
foraging habitat Delaware Bay, Chesapeake Bay, off the Outer Banks,
Pamlico and Core Sounds, Savannah Harbor ocean bar channel, Charleston
Harbor entrance channel, and Brunswick Harbor ocean bar channel. NMFS
specifically identifies these areas as foraging habitat supported by
the best available science. The Recovery Plan includes an entire
section on the Pamlico-Albemarle Estuarine Complex, noting that it is
the largest estuarine system in the southeast U.S. and the third
largest in North America, and that it is important developmental
habitat for loggerheads. The Recovery Plan also notes that long-term
in-water studies indicate that juvenile loggerheads reside in
particular developmental foraging areas for many years. This same area
has also been recognized in multiple scientific studies regarding the
capture of loggerheads in North Carolina state gillnet fisheries (e.g.,
McClellan 2011 and Byrd 2011).
Response: Sites, including those noted in the comment, were
identified in the proposed rule as known foraging areas (and thus
potential critical habitat candidates) based upon a review of the
available literature. We agree that foraging areas are important to
loggerhead conservation. However, we do not have information showing
those areas to have unique habitat features that would result in them
being any more important or essential than much of the rest of the
continental shelf and associated bays and sounds. While individual
studies may highlight specific areas, such areas are often reflective
of where research is being conducted due to access or because of
concerns due to fisheries in the areas. When looking at the information
more holistically, both considering all of the individual studies
together, and looking at broader datasets such as AMAPPS aerial surveys
and the TEWG report, the widespread use of the vast majority of the
continental shelf and inshore bays and sounds by adult and juvenile
loggerheads stands out. Additionally, the generalist nature of
loggerhead foraging and the lack of any specific habitat feature, prey
type, or prey concentration that is deemed essential to loggerheads
precludes the identification of specific habitat to be protected. We
were concerned about the inability to prioritize foraging habitats, but
perhaps more so about the inability to draw a box (as is the
requirement for critical habitat) around any one area with unique PCEs
that may represent critical loggerhead foraging habitat compared to
another neighboring area.
Comment 36: One commenter provided the most recent study by Griffin
et al. (2013) which identifies four areas of concentrated foraging use
within the Mid Atlantic Bight. The commenter felt the information was
sufficient for NMFS to propose these four areas as critical habitat.
Response: While we carefully considered the Griffin et al. (2013)
study and its identification of foraging areas in the mid-Atlantic
Bight--one of the few studies that identified ``hot spots'' in a larger
study area--those areas do not represent any specific habitat feature,
prey type, or prey concentration on which to base a designation.
Comment 37: Several commenters felt that foraging areas should not
be designated as critical habitat until adequate data and analysis are
available to correctly identify their importance to the survival of the
species. They felt the data are inadequate particularly for Delaware
Bay, Chesapeake Bay, Pamlico and Core Sounds, Savannah Harbor,
Charleston Harbor and Brunswick Harbor.
Response: While we appreciate the commenter's desire to have
comprehensive studies before assessing whether and where to designate
critical habitat, the ESA requires us to designate critical habitat
based on the best scientific and commercial data available. While
individual studies may highlight specific areas, such areas are often
reflective of where research is being conducted due to access or
[[Page 39866]]
because of concerns due to fisheries in the areas. When looking at the
information more holistically, both considering all of the individual
studies together and looking at broader datasets such as the TEWG data,
it is clear that adult and juvenile loggerheads use not just inshore
bays and sounds as foraging areas, but the vast majority of the
continental shelf as well. Additionally, as noted above, loggerhead sea
turtles are generalist feeders. No specific habitat feature, prey type,
prey concentration, or area has been identified as essential to their
conservation.
Comment 38: Two commenters recommended NMFS adopt a strategy to
designate representative areas to ensure that at least some portion of
the population in each of the neritic life stages and subpopulations
will benefit from protected foraging habitat. One argued that this is
similar to the approach used by USFWS to designate terrestrial habitat
on some low density beaches, and recommended NMFS convene a group of
experts to synthesize available data to select the appropriate size and
location for foraging habitats based on this strategy in order to
designate representative nearshore/inshore juvenile foraging critical
habitat areas.
Response: First, while we do appreciate the commenters' desire to
identify a means to designate foraging critical habitat, the ESA does
not allow us to designate ``representative'' areas. We must designate
those specific areas that are essential to the conservation of the
species based on specific physical or biological features and
associated PCEs. We could not identify specific areas that are
essential to the species.
Second, the USFWS strategy for designating nesting habitat is not
analogous to what is being suggested. The USFWS selection of nesting
beaches to be proposed as critical habitat was based on a near complete
understanding of which beaches loggerheads use for nesting and in what
densities. As such, the most important/high density beaches for each
major nesting region could be identified to ensure the maintenance of
genetic diversity. With regard to foraging, we cannot identify high
density foraging areas or specific habitat features, prey type, or prey
concentrations essential to loggerhead conservation. While there are
some areas where concentrated foraging has been identified, the PBFs
and PCEs in those areas are not necessarily different than those in
nearby areas.
Comment 39: The proposed rule identifies several notable foraging
aggregations, some of which are occupied on a seasonal basis. Several
of these sites have been the subject of multi-decadal mark-recapture
studies that demonstrate consistent aggregations of juvenile and sub-
adult loggerhead turtles with year-round or seasonal residency, i.e.,
in Florida: Indian River Lagoon (University of Central Florida); in
North Carolina: Core-Pamlico-Albemarle Sound Complex (National Marine
Fisheries Service Beaufort Lab); and in Virginia: Chesapeake Bay
(Virginia Institute of Marine Science). The commenter noted a number of
papers that provide quantitative data on foraging distributions of
post-nesting females from the northern recovery unit (Griffin et al.
2013, Hawkes et al. 2007, Hawkes et al. 2011), foraging areas for adult
male loggerheads (Arendt et al. 2011), and foraging areas for post-
nesting adult females for the Peninsular Florida and Northern Gulf
recovery units (Foley et al. 2013 and Hart et al. 2012), and noted that
satellite telemetry and/or stable isotope analysis have corroborated
the value of these sites, as well as identifying additional foraging
areas for both juvenile and adult loggerhead turtles (McClellan et al.
2010). The commenter believes that representative sites could be
selected on the southwest, central and northern Florida shelf based on
these data.
Moreover, in many of these neritic loggerhead foraging grounds
(i.e., Florida, North Carolina, Virginia) special management
consideration and protection is already in place (i.e., fisheries
bycatch reduction measures). The commenter believes that sites where
juvenile loggerheads may reside warrant designation despite the lack of
particular physical or biological features that might be used in
modelling approaches. The commenter felt that presence of loggerheads
was proof of importance. Therefore, the commenter encourages NMFS to
include the neritic foraging grounds identified in the proposed rule as
part of their designation of critical loggerhead habitat and to use the
wealth of information on known sites as part of this process.
Response: All of the studies cited were reviewed by the CHRT. While
individual studies may highlight specific areas, such areas are often
reflective of where research is being conducted due to access or
because of concerns due to fisheries in the areas. When looking at the
information more holistically, both considering all of the individual
studies together and looking at broader datasets such as the TEWG data,
it is clear that adult and juvenile loggerheads use not just inshore
bays and sounds as foraging areas, but the vast majority of the
continental shelf as well. Additionally, as noted above, loggerhead sea
turtles are generalist feeders. No specific habitat feature, prey type,
prey concentration, or area has been identified as essential to their
conservation. With regard to identifying ``representative sites,''
please see Response 37.
Comment 40: One commenter felt that the omission of loggerhead
foraging grounds in the proposed rule is inconsistent with NMFS'
designation of critical habitat for the leatherback in the North
Pacific Ocean (77 FR 4170; January 26, 2012) and with Canada DFO's
(Fisheries and Oceans Canada) designation of critical habitat for the
leatherback in the Northwest Atlantic Ocean. In those designations,
both countries identified only leatherback foraging grounds as critical
habitat in their territorial waters. No nesting or breeding occurs in
the territorial waters of either region. In both cases, the foraging
grounds designated were but a small proportion of the total foraging
grounds of the species, but nevertheless the country-specific foraging
grounds were recognized as essential. Further the commenter recommended
that NMFS base the designation of critical foraging habitat for
loggerheads in the Northwest Atlantic Ocean on the Atlantic Strategy
Steering Committee's synthesis, and include the Gulf of Mexico. NMFS
should define the foraging habitats as functional habitats with some
metrics (available prey, depth <200m, etc.).
Response: A comparison of foraging habitat for the leatherback
turtle in the North Pacific Ocean with foraging habitat for the
loggerhead, whether in the North Pacific or Northwest Atlantic Ocean,
is not analogous. The leatherback turtle has very specific preferred
prey, Scyphomedusae, and critical habitat units were identified, in
large part, on areas where their prey concentrate. Loggerheads do not
have a preferred prey and there are no habitat features necessary for
foraging beyond water temperature and sufficient prey availability and
quality. These factors make it much more difficult to identify foraging
critical habitat for loggerheads than Pacific leatherbacks. Indeed, in
the Northwest Atlantic Ocean DPS, both adequate water temperature and
sufficient prey occur year-round in the Gulf of Mexico and the Atlantic
coast up to North Carolina, and as far north as Massachusetts in the
summer. The CHRT considered defining critical foraging habitat by some
metric such as prey or depth. However, the extensive foraging
throughout the continental
[[Page 39867]]
shelf, bays and sounds, and the generalist foraging habits of
loggerheads did not allow us to identify metrics that would
differentiate any particular, essential foraging habits or habitat
features from the entire foraging habitat.
Comment 41: One commenter was concerned that NMFS defined the
physical or biological features of loggerhead foraging habitat as areas
``frequently used by large numbers of juveniles or adults.'' They
argued that the lack of comprehensive shelf-wide surveys makes it
impossible to define high use areas. In addition, the consideration of
only high use areas may not be an appropriate strategy for aspecies
that occurs in a uniform distribution across the foraging habitat (no
definable high use area). The commenter recommended that NMFS modify
the PBF by removing the ``frequently used by large numbers of juveniles
or adults'' language from the definition for foraging habitat.
Response: We focused on areas frequently used by large numbers of
juveniles or adults as a means of identifying habitat that is essential
to the species. If we removed that portion of the definition for the
PBF, we would be left with ``specific sites on the continental shelf or
in estuarine waters used as foraging areas'' but we would likely have
maintained the PCEs as they are (sufficient prey availability and
quality, and water temperatures above 10 [deg]C). This would not assist
in identifying areas essential to the conservation of the species.
Comment 42: One commenter pointed out that the TEWG's 2009 analysis
of habitat usage resulted in the identification of relatively high use
areas ``which served as a proxy for identifying important habitat
areas, especially as there is little quantitative data on loggerhead
use of offshore waters.'' Thus, NMFS admits that the best available
science uses species use as a surrogate for identification of specific
habitat characteristics. Where the agency knows that areas are
important, highly used, and may be in need of special management
considerations, these should be designated as critical habitat,
bolstered by PCEs to the extent and with the specificity that can be
identified.
Response: While we used the TEWG analysis to make an initial
identification of high use areas to consider as possible foraging
critical habitat, we can only designate occupied areas as critical
habitat if they contain PBFs essential to the conservation of the
species. We were unable to identify PBFs and PCEs associated with the
high use foraging areas because we could not identify any specific
habitat feature, prey type, prey concentration, or area as essential to
their conservation.
Comment 43: One commenter recommended that NMFS designate as
foraging habitat Delaware Bay, Chesapeake Bay, off the Outer Banks,
Pamlico and Core Sounds, Savannah Harbor ocean bar channel, Charleston
Harbor entrance channel, and Brunswick Harbor ocean bar channel. NMFS
specifically identifies these areas as foraging habitat supported by
the best available science. The Recovery Plan includes an entire
section on the Pamlico-Albemarle Estuarine Complex, noting that it is
the largest estuarine system in the southeast U.S. and the third
largest in North America, and that it is important developmental
habitat for loggerheads. The Recovery Plan also notes that long-term
in-water studies indicate that juvenile loggerheads reside in
particular developmental foraging areas for many years. This same area
has also been recognized in multiple scientific studies regarding the
capture of loggerheads in North Carolina state gillnet fisheries (e.g.,
McClellan 2011 and Byrd 2011).
Response: Sites, including those noted in the comment, were
identified in the proposed rule as known foraging areas (and thus
potential critical habitat candidates) based upon a review of the
available literature. We agree that foraging areas are important to
loggerhead conservation. However, we do not have information showing
those areas to have unique habitat features that would result in them
being any more important or essential than much of the rest of the
continental shelf and associated bays and sounds. While individual
studies may highlight specific areas, such areas are often reflective
of where research is being conducted due to access or because of
concerns due to fisheries in the areas. When looking at the information
more holistically, both considering all of the individual studies
together, and looking at broader datasets such as AMAPPS aerial surveys
and the TEWG report, the widespread use of the vast majority of the
continental shelf and inshore bays and sounds by adult and juvenile
loggerheads stands out. Additionally, the generalist nature of
loggerhead foraging and the lack of any specific habitat feature, prey
type, or prey concentration that is deemed essential to loggerheads
precludes the identification of specific habitat to be protected. We
were concerned about the inability to prioritize foraging habitats, but
perhaps more so about the inability to draw a box (as is the
requirement for critical habitat) around any one area with unique PCEs
that may represent critical loggerhead foraging habitat compared to
another neighboring area.
Comment 44: One commenter requested NMFS to designate the neritic
area in and around the Chesapeake Bay as critical habitat. The
commenter felt that the available information supports the designation
for this area. Specifically, surveys show a relatively large abundance
and density of loggerheads in neritic Virginia waters between the
months of May and September. Satellite telemetry studies show that
individual loggerheads have core habitat in the Chesapeake Bay. Dive
data collected from Virginia show dynamic behaviors for loggerheads in
Chesapeake Bay and preliminary analysis of these data show potential
foraging hotspots. Furthermore, resource selection analysis modeling on
existing data could provide a statistically reportable probability that
loggerheads will forage in specific areas. The commenter felt that this
type of modeling should be conducted to identify critical foraging
habitat. A large proportion of Virginia stranded loggerheads exhibit
signs of anthropogenic injury. The commenter felt that these numbers
qualify Virginia as a specific geographic area which may require
special management considerations or protection. Finally, diet studies
have shown that the primary prey of stranded Virginia loggerheads has
shifted away from crustaceans and mollusks to bony fish over the past
years--potentially putting the population at greater risk of fishery
related serious injury and mortality. This may be due to a decrease in
the availability of primary prey types in the Bay. The commenter
asserted this shift creates a conservation concern directly related to
foraging behavior in the Chesapeake Bay.
Response: See response to Comment 42.
Comments on Nearshore Reproductive Habitat
Comment 45: Several commenters were concerned that the proposed 1.6
km (1 mile) from the mean high water (MHW) datum seaward is too narrow
an area to be identified as nearshore reproductive habitat for
hatchling swim frenzy and for females during the internesting period.
They argued that females utilize nearshore waters at least out to 5.0
km (3 mi). They stated that NMFS should designate areas up to 3 miles
or further due to the dangers of fishing, offshore energy activities,
and vessel traffic. The commenters suggest that NMFS did not determine
whether a distance of three miles was essential
[[Page 39868]]
to the conservation of the species, but rather that a distance of one
mile was more essential to the conservation of the species. Rather than
the dispersal of sea turtles as they move farther from shore providing
a reason to designate less critical habitat, it arguably should be
reason to designate across more of the dispersal area.
Response: We considered using 1.6 km (1 mile), 4.8 km (3 mile), and
distances further from shore, and weighed which distance was essential
to the conservation of the species. As noted, the data indicate
loggerheads use habitat even greater than 5.0 km (3 miles) from shore.
However, in considering habitat needs of these turtles, waters closest
to shore pose the greatest opportunity for disruption of the habitat
functions necessary for offshore egress for hatchlings and transit to
and from the nesting beach by nesting females. Internesting females use
waters to 4.8 km (3 mile) and beyond, but they move up and down the
shoreline as well. We chose not to attempt to include all habitat used
by the internesting females and hatchlings; rather, we identified the
physical or biological feature necessary to the conservation of
loggerheads as the portion of nearshore waters adjacent to nesting
beaches that are used by hatchlings to egress to the open-water
environment as well as by nesting females to transit between beach and
open water during the nesting season. For example, threats to the
essential function of the hatchling swim frenzy habitat include
physical impediments to offshore egress, predator concentration,
disruption of wave angles used for orientation to open water, and the
formation of strong longshore currents resulting from artificial
structures (such as breakwaters or groins). The vast majority of
threats would occur well within the 1.6 km line. Likewise, internesting
female use of in-water habitats beyond the very nearshore waters is
expected to be much more dispersed as discussed previously. A distance
of 1.6 km from the MHW line includes the areas most in need of
protection from potential habitat disruptions such as the construction
and placement of structures that could alter the nearshore habitat
conditions and thus affect nesting female transit to and from the
nesting beaches.
Comment 46: Several commenters were concerned that the proposed
rule may not adequately address critical habitat for reproductively
active adult females during the internesting period. They argued that
the location of nearshore reproductive habitat should not be based on
the locations of certain nesting beaches. Females move laterally along
the shore and often occupy nearshore waters that are not seaward of the
designated nesting beaches. Therefore, many of them will not be
protected by the critical habitat designation if their internesting
habitat is not off one of these designated beaches. The proposed
critical habitat should extend along the entire shoreline in which
loggerhead nesting occurs, not just off some of the beaches.
Response: We agree that internesting females move laterally along
the shore and often occupy nearshore waters that are not seaward of the
designated nesting beaches. However, we have determined that the
portion of nearshore waters adjacent to nesting beaches that are used
by hatchlings to egress to the open-water environment as well as by a
large portion of nesting females to transit between beach and open
water during the nesting season are the areas that contain the features
that are essential to the conservation of loggerheads. These waters
contain the vast majority of threats to expeditious ingress and egress
from the beach that are experienced both by nesting females and
hatchlings in their swim frenzy (see also Response 44).
Comment 47: One commenter felt that NMFS must designate waters off
all occupied nesting beaches, and not only the beaches with the highest
nesting density, as proposed. They believe NMFS should designate waters
off all occupied beaches because the physical and biological feature of
nearshore reproductive habitat and its corresponding PCEs are present
regardless of how the beaches rank in density. Additionally, they
argued that tagging studies show that many sea turtles nesting on high-
density beaches in the northern Gulf of Mexico will also nest on other
low-density beaches as well.
Response: Section 3(5)(C) of the ESA states that, ``Except under
those circumstances determined by the Secretary, critical habitat shall
not include the entire geographical area which can be occupied by the .
. . species.'' We defined the first PCE for nearshore reproductive
habitat as ``Nearshore waters directly off the highest density nesting
beaches and their adjacent beaches as identified in 50 CFR 17.95(c) to
1.6 km (1 mile) offshore.'' Therefore the PBF and PCEs are not present
in nearshore reproductive habitat off of all occupied nesting beaches
but are in all those we designated. Most importantly, we defined the
PBF and PCEs the way we did because we believe that the amount and
distribution of critical habitat being designated for terrestrial and
nearshore reproductive habitat is adequate to conserve (recover) all
recovery units of this DPS.
The nearshore reproductive habitat off of high density beaches will
conserve the species because they represent the highest nesting
densities within each of the four recovery units, have a good
geographic spatial distribution that will help ensure the protection of
genetic diversity, and collectively provide a good representation of
total nesting. The beaches and nearshore habitat adjacent to the
primary high-density nesting beaches currently support loggerhead
nesting and can serve as expansion areas should the high-density
nesting beaches be significantly degraded or temporarily or permanently
lost through natural processes or upland development.
Comment 48: Several commenters felt USFWS and NMFS did not consider
the historical nesting data distribution when they proposed critical
habitat on nesting beaches and in nearshore reproductive habitat. They
believe historical nesting data distribution shows that the
geographical area most critical to the survival of the species occurs
on the beaches of Florida. The commenters stated the data show that 79
percent of nesting activity occurs on 363 km of the Florida east coast
between Ponce Inlet and Miami Beach (15 percent of the total of all
beaches within the Northwest Atlantic Ocean DPS) while only 21 percent
of nesting activity occurs within the 2,078 km (85 percent) comprising
the rest of the DPS. Further, the data show that geographical locations
at the northern extreme of the DPS (North Carolina) and the northern
Gulf of Mexico have very low populations and nesting density.
Response: We understand that most nesting occurs along the east
coast of Florida; however, highest density nesting is not the sole
criteria by which to identify geographic areas that are critical to the
conservation of the species. We intentionally divided loggerhead
reproductive areas into the Recovery Units identified in the Recovery
Plan (NMFS and USFWS 2008) and, within these areas, by State or regions
within the State (for Florida). We did this to identify the following:
(1) Beaches with a good geographic spatial distribution to ensure
protection of genetic diversity and thus adaptive potential of the DPS,
(2) beaches that collectively provide a good representation of total
nesting, and (3) beaches adjacent to high density nesting beaches that
can serve as expansion areas as the DPS recovers or allow for movement
of nesting, since loggerheads nest on dynamic ocean beaches that can
[[Page 39869]]
be degraded or lost over time through natural and anthropogenic
processes.
While the geographical locations at the northern end of the DPS
(North Carolina) and the northern Gulf of Mexico have very low
populations and nesting density in comparison with Florida, they may
also represent important genetic diversity and adaptive potential for
the DPS, especially as our climate changes. In the case of the northern
end of the DPS, these beaches also represent the portion of the DPS
most likely to produce male loggerheads because lower nest temperatures
result in a higher proportion of males. As a result, these areas serve
a very important and unique purpose within the DPS.
Comment 49: One commenter requested NMFS add seven beach segments
and exclude 23 beach segments of proposed nearshore reproductive
habitat. The commenter argued that the seven beach segments, all
located in Florida, should be added due to the high concentration of
historical nesting activity at these locations and/or the proximity of
these segments to other high density segments proposed for critical
habitat. These segments have an average nest density of 55.3 nests/km
and account for 10 percent of total nests. They consist of Ponce Inlet
through New Smyrna Beach, Cape Canaveral Air Force Station, Jetty Park
through Cocoa Beach, Patrick Air Force Base, Vero Beach to Ft. Pierce
Inlet, Hillsboro Inlet to Port Everglades, and Port Everglades through
Golden Beach.
The 23 beach segments recommended for exclusion are due to the low
number of nests/low density they produce. These include eight in North
Carolina, two in Mississippi, three in Alabama, and 10 in Florida.
These segments have an average nest density of 2.7 nests/km and account
for 1.6 percent of total nests. They consist of Bogue Banks and Bear
Island, North Carolina (LOGG-N-03), Topsail Island and Lea-Hutaff
Island, North Carolina (LOGG-N-04), Pleasure Island, Bald Head Island,
Oak Island and Holden Beach, North (LOGG-N-05), Long Key and Bahia
Honda, Florida (LOGG-N-19), Perdido Key, including Gulf Islands
National Seashore, Florida (LOGG-N-33), St. Joe Beach and Mexico Beach,
Florida (LOGG-N-32), St. Joseph Peninsula (LOGG-N-31), St. Vincent
Island, Little St George Island, St. George Island, and Dog Island,
Florida (LOGG-N-31), Horn Island, MS (LOGG-N-35), Petit Bois Island, MS
(LOGG-N-36), Mobile Bay-Little Lagoon Pass, AL (LOGG-N-34), Gulf State
Park-Perdido Pass, AL (LOGG-N-33), Perdido Pass-Florida-Alabama line,
AL (LOGG-N-33). The net effects of the changes would be (1) Number of
Critical Habitat units would drop from 90 to 74; (2) critical habitat
unit length would drop from 1,189.9 km (48 percent) to 927.9 km (38
percent); (3) average annual nesting event included in critical habitat
units would increase from 55,204 (86 percent) to 60,691 (94 percent).
These changes would increase the coverage of historical nesting
activity but reduce the area that would be subjected to additional
regulations and management processes as a result of designation.
Response: We appreciate the commenter's desire to include the
greatest density of loggerhead nests and nearshore reproductive areas
within the shortest span of coastline. However, while the Florida coast
does contain the highest density of loggerhead nests, tenets of
conservation biology dictate the importance of conserving the range of
habitats and individuals in order to preserve both adaptive capability
of turtles (turtles that have adapted to different conditions, exhibit
different life history strategies (such as overwintering off of North
Carolina as opposed to migrating south) and/or those whose genetic
makeup may reflect such adaptations), and a range of habitat options as
conditions change, such as loss of habitat in low lying areas due to
sea level rise. In the designation of critical habitat, we purposely
identified high density nesting habitat in each state in order to
protect a portion of nesting in each recovery unit. See Response 47 for
more discussion of this subject.
Comment 50: Several commenters noted that 2012 nesting density for
North Carolina was 3.25 nests per mile of beach. Bogue Banks nesting
density was half of that at 1.6 nests per mile. Bogue Banks has had an
average nesting density of 1.25 since 1996. When compared to South
Carolina (24.8 nests per mile), Georgia (24 nests per mile of beach),
and Florida (120 nests per mile), Bogue Banks does not qualify for
critical habitat designation for either terrestrial or nearshore
reproductive habitat.
Response: We are aware that the beaches in North Carolina have
lower nesting densities than in some of the other parts of the species'
nesting range. Please see Responses to Comments 47 and 48.
Comment 51: One commenter disagreed with designating nearshore
reproductive habitat in Mississippi (LOGG-N-35 and LOGG-N-36). The
commenter argued that there are far fewer nests annually in Mississippi
compared to other identified habitat recovery units and nesting
locations. They state that estimated densities of sea turtles in shelf
areas seaward of the Mississippi barrier islands have historically been
low (e.g., McDaniel et al., 2000). The commenter felt the data did not
support designation of critical habitat for the two nearshore
reproductive areas in Mississippi.
Response: Please see Responses to Comments 47 and 48.
Comment 52: Several commenters felt the inclusion of low density
nesting sites adjacent to high density nesting sites was inappropriate.
Some noted that 34 areas covering 739.3 miles of coastal waters
proposed by NMFS for marine critical habitat designation are comprised
of waters offshore beaches that are not high nesting density beaches.
Marine habitat off of beaches that presently host low density nesting
activity is not essential to the conservation of the loggerhead turtle
because the ``egress'' and ``transit'' behaviors of a relatively small
percentage of the total number of hatchlings or nesting females could
be affected by activities in these proposed areas. They further note
that the proposed rule indicates these adjacent beaches may or may not
become important nesting beaches based on two future events which may
be plausible, but which do not exist today and which may or may not
occur in the future. Thus, the designation of these adjacent beaches
and the marine areas offshore of these beaches is neither prudent nor
determinable.
Response: Beaches adjacent to high density nesting beaches were
proposed for designation by USFWS to serve as expansion areas as the
DPS recovers and/or allow for movement of nesting because loggerheads
nest on dynamic ocean beaches that can be degraded or lost over time
through natural and anthropogenic processes. We support this and
proposed designation of waters offshore of these beaches because it is
important not only to identify high density nesting with a broad
geographic representation but also to identify sufficient geographic
area to allow the DPS to continue to recover and thrive. Given the
strong nest site fidelity of loggerhead sea turtles, it made the most
sense to identify areas adjacent to high density nesting beaches.
Comment 53: One commenter asked for clarity on designating areas
offshore of beaches, which collectively account for 84 percent of all
documented nests in order to satisfy the statutory standards of it
being both prudent and essential to the conservation of the species.
The commenter questioned whether some lower percent would be
[[Page 39870]]
sufficient for the essential conservation of loggerhead turtles.
Response: Designating nearshore areas off of beaches that account
for a high percentage of documented nests is appropriate, given that
the species is threatened and needs to continue to recover. As stated
in the rule, this habitat has been deemed essential to the conservation
of the species because it does the following: (1) Protects nearshore
habitat adjacent to a broad distribution of nesting sites; (2) allows
for movement between beach areas depending on habitat availability
(response to changing nature of coastal beach habitat) and supports
genetic interchange; (3) allows for an increase in the size of each
recovery unit to a level at which the threats of genetic, demographic,
and normal environmental uncertainties are diminished; and (4)
maintains its ability to withstand local or unit level environmental
fluctuations or catastrophes.
Comment 54: NMFS proposed 36 marine areas for potential designation
as critical habitat that relate to four specific aspects of loggerhead
life history including nearshore reproductive habitat, wintering areas,
breeding areas and migratory corridors (LOGG-N-1 through LOGG-N-36).
Several aspects of loggerhead life history are seasonal and do not
normally occur year-round. In turn, the proposed rule confirms that the
use or occupation of these areas by loggerhead turtles is also
seasonal. For example, it is obvious that by definition, wintering
habitat is occupied by certain turtles during the winter. The commenter
felt the critical habitat designations did not adequately include a
component that reflects seasonal behavior and occupation of the areas
by loggerheads.
Response: Seasonal behavior and occupation of an area by
loggerheads can be influenced by environmental conditions, which may
vary year to year. Wherever possible, we specified seasonal components
that reflect seasonal use by or behavior of loggerheads. For instance,
where appropriate we specified the time of year or even months during
which the physical or biological features in the proposed designated
critical habitat occur or are of interest. For example, in the proposed
rule, winter habitat is described as warm water (above 10 [deg]C from
November through April) used by a high concentration of juveniles and
adults during the winter months. These seasonal descriptors will assist
Federal agencies when consulting under ESA section 7 on their
activities in the area.
Comment 55: The proposed rule does not provide an adequate
description of the PBF's and PCE's to support the inclusion of inlets
as a component of nearshore reproductive habitat. The proposed rule
should cite specific scientific research supporting the designation of
inlets as nearshore reproductive habitat.
Response: We may designate an inclusive area when several habitats,
each satisfying the requirements for designation as critical habitat,
are located in proximity to one another (50 CFR 424.12(d)). In the
cases of beaches along islands or that wrap around into an inlet, we
started with the furthest point from the far end of the unit and
extended it out seaward. Where beaches are adjacent and within 1.6 km
(1 mile) of each other, nearshore areas are connected, either along the
shoreline or by delineating on GIS a straight line from the end of one
beach to the beginning of another, either from island to island, or
across an inlet or the mouth of an estuary. The furthest point at each
end of the combined unit was extended seaward to identify the nearshore
reproductive habitat area. This will provide more connectivity to the
multiple adjacent areas and a clear designation for nearshore
reproductive habitat. We did not designate critical habitat within
inlets when linking nearshore reproductive units--just across the inlet
from beach to beach.
Comment 56: One commenter was concerned that the proposed rule did
not define what constitutes a ``sufficient'' condition of minimal
obstructions and artificial lighting to allow transit through the surf
zone. They felt such ambiguity is likely to result in inconsistency in
regulatory requirements depending on the type and timing of future
Federal actions.
Response: It is not possible to define what constitutes a
``sufficient'' condition because every situation will be different. It
is not possible to apply one standard as the impact of the obstructions
and lighting could vary depending on many variables about the
obstructions themselves, the configuration, and other details of the
nesting beach and nearshore waters. Although the condition is not
standardized, we will be as consistent as possible in our
consultations, given these constraints.
Comment 57: One commenter urged NMFS to include in its designation
of nearshore reproductive habitat the areas offshore the following
nesting beaches: Cape Hatteras and Cape Lookout, Figure 8 Island, Ocean
Isle, and Sunset (North Carolina); Bay Point, Hilton Head, North,
Pritchards, Bull, and Hunting (South Carolina); Little St. Simon and
Jekyll Islands (Georgia).
Response: Both NMFS and USFWS acknowledge the importance of all
loggerhead nesting beaches and nearshore reproductive habitat. These
beaches and their associated nearshore habitat did not meet the
critical habitat selection criteria either because the nesting density
was not in the upper quartile of nesting density by state or the island
was not adjacent to a high density nesting beach. For this reason, we
are not designating the areas as critical habitat. However,
loggerheads, their nests and nearshore habitat will continue to be
protected along these beaches because the DPS is listed as threatened
under the ESA and any impacts to the habitat that affect individual
turtles will be considered in a consultation with Federal action
agencies.
Comment 58: Several commenters requested NMFS also consider
additional nearshore habitat off nesting beaches in Lee and Collier
Counties, Florida. Specifically, they requested beaches in Collier
County from Doctor's Pass to Gordon Pass, as well as the beaches of
Marco Island be designated. Likewise, the eastern end of Sanibel Island
in Lee County should be designated. While these stretches of beach do
not contain the same density as other areas proposed for designation
under the USFWS proposal, these beaches are currently occupied and do
appear to contain the physical and biological features, as well as
constituent elements, of critical habitat as described in the USFWS
Federal Register notice. Thus, the final NMFS rule should also reflect
these areas in its designation. Specifically, areas adjacent to LOGG-N-
28, between LOGG-N-27 and LOGG-N-26, and adjacent to LOGG-N-25, should
be designated where neritic and nearshore habitats occur.
Response: We acknowledge the importance of the loggerhead nesting
beaches and nearshore reproductive habitat in Lee and Collier Counties.
However, these beaches and their associated nearshore habitat did not
meet the critical habitat selection criteria either because the nesting
density was not in the upper quartile of nesting density by state or
the island was not adjacent to a high density nesting beach. For this
reason, we are not designating the areas as critical habitat. However,
it is important to note that loggerheads, their nests and nearshore
habitat will continue to be protected along these beaches because the
DPS is listed as threatened under the ESA and any impacts to the
habitat that
[[Page 39871]]
affect individual turtles will be considered in a consultation with
Federal action agencies.
Comment 59: Multiple commenters opposed designating critical
habitat for either terrestrial or nearshore reproductive habitat for
the Cape Hatteras National Seashore Recreational Area (CAHA) and Cape
Lookout (CALO) and areas south along the North Carolina coast. CAHA and
CALO to its south are far beyond the historical nesting range that has
proven critical to the species. They argued that neither of these
beaches have historically had a sufficient number of nests or density
to warrant designation. Foreseeable events are unlikely to ever change
this conclusion. USFWS and NMFS correctly excluded CAHA and CALO in the
proposed designations.
Response: We determined that CAHA and CALO did not meet the
critical habitat selection criteria because the nesting density was not
in the upper quartile of nesting density by state or the island was not
adjacent to a high density nesting beach. Loggerhead nests and
nearshore reproductive habitat will continue to be protected along
these beaches because the DPS is listed as threatened under the ESA and
any impacts to the habitat that affect individual turtles will have to
be considered in a consultation with Federal action agencies. The
determination with regard to CAHA and CALO remained the same in the
final rule.
Comment 60: One commenter felt that the nearshore waters out to the
Sargassum weed should be designated as critical habitat during the
loggerhead nesting season. USFWS should designate as critical habitat
the beaches from Currituck, North Carolina, and south, and concurrently
NMFS should designate nearshore reproductive habitat off those beaches.
Response: With regard to the extent to which nearshore waters
should be designated off the beach, it would be very difficult to tie
it to a dynamic habitat feature such as Sargassum, and particularly
difficult to tie it to Sargassum given that Sargassum can occur right
up to shore. In our proposed rule, we discussed designating Sargassum
habitat starting at the 10 m depth contour only to ensure that the
Sargassum we might designate was out of the tidal influence (although
we identified critical habitat for Sargassum more narrowly in the final
rule, starting it at the western edge of the Gulf Stream in the
Atlantic). With regard to designating nearshore reproductive habitat
off of all beaches from Currituck, North Carolina and south, we
appreciate the commenter's desire to protect these beaches and their
nearshore habitat, but we used selection criteria to identify critical
habitat (see responses to Comment 56) and many of these beaches and
their associated nearshore habitat did not meet these criteria. For
this reason, we are not designating them as critical habitat. However,
loggerheads, their nests and nearshore habitat will continue to be
protected along these beaches because the DPS is listed as threatened
under the ESA and any impacts to the habitat that affect individual
turtles will be considered in consultations with Federal action
agencies.
Comment 61: Several commenters requested that NMFS not designate
nearshore reproductive waters as critical habitat in Carteret County,
North Carolina. They felt that existing active coastal shore protection
programs, which include maintaining and enhancing ``on land'' and ``in
the water'' habitats for loggerhead sea turtles, negated the necessity
of designating critical habitat in the area. The commenters stated
these programs are compliant with stringent state and federal
regulations, including sediment criteria, mandated construction
windows, tilling requirements and other provisions, to ensure that
habitat for threatened and endangered species, including the loggerhead
sea turtle, are protected before, during and after beach nourishment
activities.
Response: We appreciate all the efforts that are being made by
Carteret County on behalf of loggerhead turtles and their habitat.
However, ongoing conservation measures are not a cause for excluding an
area from critical habitat. The nearshore reproductive habitat off
Carteret County was designated based upon nesting beach selection
criteria that was consistently applied throughout the DPS.
Comment 62: One commenter requested NMFS reduce the proposed 11.5
miles of nearshore reproductive critical habitat designation (LOGG-N-5-
Pleasure Island, Bald Head Island, Oak Island, and Holden Beach, New
Hanover and Brunswick Counties, North Carolina) to 4.5 miles to include
the oceanfronts of Fort Fisher State Park, portions of the Zeke's
Island Reserve south to the ephemeral Corncake Inlet and waterward east
one mile. They stated that documented nesting data within the suggested
4.5 mile area has a 17-year average of 19 nests per year compared to
eight and seven nests per year for Kure Beach and Carolina Beach,
respectively. They highlighted several ongoing sea turtle monitoring
and protection programs for this area, and felt the 4.5 mile area
coincides more closely with the PBFs and PCEs for supporting
reproductive and high-density nesting beaches described in the proposed
rule. Conversely, they felt that the Kure Beach and Carolina Beach
municipal oceanfronts and Freeman Park (totaling approximately seven
miles) marginally contain the PBFs and PCEs for critical habitat
designation. Over one mile of Pleasure Island has shore parallel
hardened structures located at the southern and northern termini of
Kure Beach and Carolina Beach, respectively. In addition, Freeman Park
has year-round off-road vehicle access averaging 2,200 vehicle visits
per month. They felt designating a 4.5 mile area of virtually pristine
habitat was more appropriate than an additional seven miles with
marginal PBFs/PCEs.
Response: We appreciate the thought given to this proposal and gave
it serious consideration, which included discussions with USFWS.
However, we determined that these beaches do meet the selection
criteria used to identify critical habitat and therefore they should be
designated.
Comment 63: One commenter recommended NMFS develop and implement an
agreement with Marine Corps Base (MCB) Camp Lejeune, North Carolina,
that provides protection equivalent to critical habitat designation to
those nearshore waters adjacent to the base.
Response: We consulted with the U.S. Marine Corps on their INRMP
for MCB Camp Lejeune, which is the vehicle for such an agreement.
Section 4(a)(3)(B)(i) of the ESA states that ``the Secretary shall not
designate as critical habitat any lands or other geographical areas
owned or controlled by the Department of Defense, or designated for its
use, that are subject to an integrated natural resources management
plan prepared under section 101 of the Sikes Act (16 U.S.C. 670a), if
the Secretary determines in writing that such a plan provides a benefit
to the species for which critical habitat is proposed for
designation.'' We did not designate critical habitat in the waters off
Camp Lejeune because the base's INRMP was determined to provide a
benefit to loggerheads through reference to Base Order 3570. 1C, Range
and Training Regulations--Standing Operating Procedures for Range
Control. Camp Lejeune is currently in the process of updating their
INRMP and the revised INRMP will explicitly detail loggerhead
conservation measures for nearshore reproductive habitat rather than
incorporating them by reference.
Comment 64: One commenter noted that a turtle sanctuary has existed
since
[[Page 39872]]
1991 in the Atlantic Ocean in the vicinity of Hammock's Beach State
Park and MCB Camp Lejeune, North Carolina, by Rule of the Marine
Fisheries Commission (15A NCAC 03R.0101), which prohibits use of any
commercial fishing gear within the bounds of the sanctuary between June
1 and August 31 each year. If this area also receives designation as
critical habitat, the commenter encouraged NMFS to issue a minimal
number of incidental take permits in order to maintain the
functionality of the sanctuary.
Response: The sea turtle sanctuary and its prohibitions on fishing
will remain in place with or without a critical habitat designation. It
is not affected by a designation.
Comments on Wintering Habitat
Comment 65: One commenter was concerned that the migratory/winter
(LOGGN-01) and winter (LOGGN-02) areas were too large and may entail no
wake zones or slower speed restrictions for large vessels operating in
the areas.
Response: The migratory and winter habitats do encompass a large
portion of the waters off North Carolina, but that is due to the
location and nature of the important habitat features off the North
Carolina coast. We identified several factors/activities that may have
an effect on one or more PBF or PCE and may require special management
considerations. For winter habitat, those factors/activities include
large-scale water temperature changes resulting from global climate
change, and shifts in the patterns of the Gulf Stream resulting from
climate change. For the migratory habitat, the primary impact to the
functionality of the migratory corridors would be a loss of passage
conditions that allow for the free and efficient migration along the
corridor. The activities that are anticipated to result in an impact to
the PCEs and potential altered habitat conditions needed for efficient
passage are oil and gas activities; power generation activities;
dredging and disposal of sediments; channel blasting; marina and dock/
pier development; offshore breakwaters; aquaculture structures; fishing
activities, particularly those using fixed gear and arranged closely
together over a wide geographic area; and noise pollution from
construction, shipping and/or military activities. None of the
identified special management considerations for winter or migratory
habitat involve large vessel transiting impacts. We do not anticipate
the designation of winter and migratory critical habitat will result in
no wake zones or slower speed restrictions for large vessels operating
in the areas.
Comments on Constricted Migratory Corridors
Comment 66: One commenter supported NMFS' proposed critical habitat
designation of constricted migratory habitat. However, they felt NMFS
should identify other migration routes, such as the waters off New
England and designate them as critical habitat. Additionally, female
loggerheads are known to transit between nesting beaches as far as 250
km apart during the same nesting season. Loggerhead occupation in these
instances means that the species is utilizing some area to migrate from
one place to another.
Response: We appreciate the commenter's desire to identify as
critical habitat migratory paths that are well used in additional
places, such as off the waters of New England. Because loggerheads move
readily up and down the east coast of the U.S. and within the Gulf of
Mexico to forage, and move between foraging and reproductive areas, we
focused on migratory corridors that are both highly used and
constricted (limited in width) by land on one side and the edge of the
continental shelf and Gulf Stream on the other side, and therefore
might be more vulnerable to perturbations than other migratory areas.
These constricted, high use corridors are used for traveling from
nesting, breeding, and foraging sites by both juvenile and adult
loggerheads. They provide the function of a relatively safe, efficient
route for a large proportion of the population to move between areas
that are vital to the species. During our review of the best available
information, only the two migratory corridors off Florida and North
Carolina fit the identified criteria (e.g., high use and constricted in
width).
Comment 67: One commenter was concerned that the proposed critical
habitat designation focused narrowly on a very small segment of the
life cycle (nesting females and hatchlings) and areas used during a
small proportion of a calendar year. They also recommended that NMFS
designate migratory habitat in the Gulf of Mexico. The commenter argued
that the absence of migratory habitat appears to represent the relative
dearth of information, not lack of importance, as the loggerhead
clearly does migrate seasonally through the Gulf of Mexico.
Response: The critical habitat designation does address nesting
female and hatchling habitat use, but it is not limited to those life
stages; juvenile and adult habitat use is considered in the migratory
corridor, breeding, and winter habitat designations. As stated in
Response 65, because loggerheads move readily up and down the east
coast of the U.S. and within the Gulf of Mexico to forage, and move
between foraging and reproductive areas, we focused on migratory
corridors that are both highly used and constricted (limited in width)
by land on one side and the edge of the continental shelf and/or Gulf
Stream on the other side, and therefore might be more vulnerable to
perturbations than other migratory areas. The commenter is correct that
the loggerhead sea turtle does migrate seasonally through the Gulf of
Mexico, but we are unaware of similar constricted migratory routes in
this area as those off Florida and North Carolina.
Comment 68: One commenter was concerned about the effects a
critical habitat designation would have on dredging operations in Bogue
Sound, North Carolina. The commenter asked if this proposal does not
``impose an enforceable duty on state or local'' governments, whether
dredging would happen without Federal intervention.
Response: The critical habitat designation does not include any
areas inside of Bogue Sound, North Carolina. The nearshore reproductive
habitat (LOGG-N-03) being designated spans the nearshore waters from
Beaufort Inlet to Bear Inlet (crossing Bogue Inlet) from the MHW line
seaward 1.6 km. While it does cross Bogue Inlet, dredging operations at
the inlets are not expected to be impacted beyond what is already
required under ESA section 7 consultations.
Comments on Special Management Considerations
Comment 69: Multiple commenters felt the ESA only allows critical
habitat designations when special management considerations may be
necessary as evidenced by threat levels for that area. They felt that
the physical and biological features of the areas proposed as
designated critical habitat for loggerhead sea turtles already require
special management consideration; therefore, additional protections are
not necessary, are likely to be redundant, and are unlikely to result
in a measurable increase in conservation benefits.
Response: Whether an area ``may require special management'' is one
criterion we use to identify critical habiat. The presence or lack of
adequate management of an area prior to designation does not determine
its consideration as critical habitat. See Natural Resources Defense
Council v. United States Department of the
[[Page 39873]]
Interior, 113 F.3d 1121, 1127 (9th Cir. 1997). Critical habitat is
defined as ``(i) the specific areas within the geographical area
occupied by the species, at the time it is listed [under Section 4], on
which are found those physical or biological features (I) essential to
the conservation of the species and (II) which may require special
management considerations or protection; and (ii) specific areas
outside the geographical area occupied by the species at the time it is
listed, upon a determination by the Secretary that such areas are
essential for the conservation of the species'' (16 U.S.C. section
1532(5)(A)). The fact that special management is ongoing has been
interpreted in court cases to mean that it fits the portion of the
definition of critical habitat that states it may require special
management considerations or protection. See, e.g., The Cape Hatteras
Access Preservation Alliance v. United States Department of the
Interior, 731 F. Supp. 2d 15, 26 (D.D.C. 2010); Center for Biological
Diversity v. Norton, 240 F. Supp. 2d 1090, 1097-1100 (D. Ariz. 2003).
Comment 70: Several commenters stated that the assumption that
economic impacts associated with critical habitat designation are
limited to the administrative costs of consultation is not fully
consistent with the discussion in the ``special management
considerations'' section of the proposed rule. One commenter stated
that this section of the proposed rule is vague and ambiguous, creating
a concern that new conservation measures may be required for certain
activities (e.g., dredging or disposal). For example, the proposed rule
discusses ``geographical areas occupied by the species,'' on page 43012
(Breeding habitat), and states that ``we were unable to identify
specific habitat features within the breeding areas to distinguish them
from other areas not used for breeding. In the face of a lack of clear
habitat features, we believe it is reasonable to conclude that the
importance of the breeding areas is based primarily on their
locations.'' However, on page 43024 under the ``special management
considerations'' section for ``Breeding Habitat'' the proposed rule
includes ``Dredging and disposal of sediments that affect
concentrations of reproductive loggerheads.'' This raises the concern
that some vaguely defined aspect of a dredging or disposal action would
be deemed an adverse modification of critical habitat. The proposed
rule also states that for wintering habitat ``the water depth PCE could
potentially be affected by extensive dredging and sediment disposal
activities.'' This statement is ambiguous and should be clarified. The
proposed rule should be revised to clearly identify how or whether the
dredging and disposal of sediments would affect loggerheads.
Response: The descriptions under ``Special Management
Considerations'' include, in the broadest terms possible, potential
sources of impacts to critical habitat from various activity types that
have been considered. That does not equate to an expectation that those
impacts are in fact likely to occur; merely that they were in the
universe of potential impacts considered. Our consideration of effects
to the habitat has been ongoing since the original listing of
loggerheads in 1978. Although we can now consider effects to habitat
more directly, we do not anticipate changes in requirements of Federal
projects and those with a Federal nexus--particularly because of our
long experience with the types of projects that are occurring and their
effects. In particular, as part of the analysis of potential impacts
``dredging and disposal of sediments that affect concentrations of
reproductive loggerheads'' was considered among the possible sources of
adverse impacts to breeding habitat and ``the water depth PCE could
potentially be affected by extensive dredging and sediment disposal
activities'' was similarly considered for winter habitat. However, we
could not determine reasonable scenarios where such adverse impacts to
those habitat features would occur to any extent that would rise to the
level of adversely affecting the essential features and/or PCEs
identified for the critical habitat.
Comment 71: The proposed rule discusses ``Dredging and disposal of
sediments that results in altered habitat conditions needed for
efficient passage.'' The proposed rule should more specifically
identify the dredging and disposal actions believed to result in
``altered habitat conditions.''
Response: Because each project and project location varies, we
cannot specifically identify which actions would alter the essential
features of the proposed habitat. However, as stated in the draft
Economic Analysis for the proposed rule:
NMFS' primary concerns relative to construction, dredging, and
disposal activities include obstructions to transit through the surf
zone in nearshore reproductive habitat, manmade structure that
attract predators or disrupt wave patterns in nearshore reproductive
habitat, artificial lighting in nearshore reproductive habitat, and
barriers to passage in constricted migratory corridors. Existing
regulations and recommendations provide significant baseline
protections to loggerhead habitat. In particular, NMFS makes
recommendations to reduce disturbance of loggerheads including
timing restrictions, equipment requirements, lighting limits, and
turtle monitoring as part of section 7 consultation due to the
listing of the species. NMFS has not identified any conservation
efforts that may be recommended to avoid adverse effects of these
activities on the essential features of critical habitat that would
not already be recommended to avoid potential adverse effects on the
species itself. That is, NMFS anticipates that it is unlikely that
critical habitat designation will generate a change in the outcome
of future section 7 consultations due to the presence of critical
habitat. This analysis accordingly does not forecast any changes to
the scope, scale, or management of construction, dredging, or
disposal activities due to critical habitat.
Comment 72: The proposed rule states that ``For ongoing activities,
we recognize that designation of critical habitat may trigger
reinitiating past consultations. In most cases, we do not anticipate
the outcome of reinitiated consultation to require significant
additional conservation measures, because effects to habitat would
likely have been assessed in the original consultation.'' The commenter
requests that previously established conservation measures from past
consultations be specifically identified and listed to help determine
whether additional conservation measures would be needed to avoid the
adverse modification of critical habitat.
Response: Due to the volume of past consultations and associated
conservation measures, cataloging them all in the rule's preamble is
not appropriate. Additionally, the potential need for additional
conservation measures would be highly project specific, depending on
the details of the project scope and the particular project location.
However, all past consultations are public records and can be accessed
by any interested party, either through NMFS regional and headquarters
Web sites, through the Public Consultation Tracking System (PCTS; also
through the Web sites), and/or by requesting copies of specific
consultations from the regional office that conducts them.
Comment 73: The proposed rule assumes that ``Critical habitat
designation is unlikely to change the conservation efforts recommended
to avoid adverse effects on the loggerhead and its habitat as part of
future section 7 consultations on most construction, dredging, and
disposal activities'' and states that the likely significance with
respect to estimated impacts is ``minor.'' The commenter felt that
language
[[Page 39874]]
within the proposed rule does not reflect this position. Impact
categories from dredging and disposal that are discussed in the
proposed rule are not addressed by the current conservation efforts
that are documented in this report suggesting that additional
conservation measures or reasonable and prudent alternatives may be
required to avoid adverse modification of critical habitat.
Response: We do not agree that potential impacts discussed in the
proposed rule will likely require additional conservation measures to
avoid adverse modification of the critical habitat. The proposed rule
included an extensive account of the various possible routes of effect
to critical habitat by construction, dredging, and disposal activities.
However, many of those possible impacts are not expected to occur, or
to occur at a level that would affect or modify the essential features
of the critical habitat. This issue is also addressed in the draft
Economic Analysis for the proposed critical habitat rule, as quoted in
the response to Comment 70 above.
Comment 74: The U.S. Army Corps of Engineers (USACE) expressed
concerns about safety of and costs to their operations should light be
restricted at night as a result of the designations.
Response: We do not anticipate any additional lighting restrictions
or required lighting modifications beyond those already typically
required by the Services for nighttime operations at or near sea turtle
nesting beaches during the nesting and hatchling emergence seasons.
While the critical habitat designation focuses on the habitat features
important to loggerhead sea turtles, lighting requirements have been
required for protection of the nesting sea turtles and hatchlings
themselves in the past and should not change in the future due to
designation of critical habitat.
Additional Comments
Comment 75: One commenter specified that the health of the Earth's
geomagnetic fields of the ocean be included as a physical or biological
feature and primary constituent element for loggerhead habitats because
sea turtles depend upon the Earth's geomagnetic field to navigate. NMFS
must recognize the potential of research to ascertain the absolute
measures of cheloniid turtle navigational science, by preservation of
all ocean regions that contribute to the health and procreation of the
loggerhead.
Response: We acknowledge that research studies have indicated that
sea turtles use the Earth's magnetic field as a source of navigational
information (Lohmann et al. 2008, Lohmann et al. 2012, Lohmann et al.
2013). However, to make a determination that habitat is critical
habitat in accordance with the ESA, it must have PBFs which ``may
require special management considerations or protection.'' We are
unaware of special management considerations that may apply to the
earth's geomagnetic fields of the ocean. As such, the Earth's magnetic
field was not identified as a PBF that would support critical habitat
for loggerheads. We do acknowledge the benefit of continuing research
on sea turtle navigational science.
F. Comments on Draft 4(b)(2) Report and the Draft Economic Analysis
(DEA)
Comment 76: Multiple commenters state that the DEA underestimates
the impacts of the proposed critical habitat designation in utilizing
an incremental approach (i.e., it does not consider costs associated
with baseline protections already afforded the loggerhead either as a
result of its listing as a threatened DPS or as a result of other
Federal, state, and local regulations). The commenters reference a
decision by the U.S. Tenth Circuit Court of Appeals in 2001, which
instructed USFWS to conduct a full analysis of all the economic impacts
of proposed critical habitat, regardless of whether those impacts are
attributable co-extensively to other causes (see, e.g., New Mexico
Cattle Growers Assoc. v. United States Fish & Wildlife Service, 248
F.3d 1277, 1285 (10th Cir. 2001)).
Response: As stated in Section 1.2 of the DEA, subsequent to the
U.S. Tenth Circuit Court of Appeals' decision, other courts have held
that an incremental analysis of impacts stemming solely from the
critical habitat rulemaking is proper (The Cape Hatteras Access
Preservation Alliance v. United States Department of the Interior, 344
F. Supp. 2d 108 (D.D.C. 2004); Center for Biological Diversity v.
United States Bureau of Land Management, 422 F. Supp.2d 1115 (N.D. Cal.
2006)). Relevant court decisions, and the use of an incremental
approach for impact analyses, are addressed in a final rule issued by
NMFS and USFWS on August 28, 2013, (78 FR 53058), revising the
regulations pertaining to impact analyses of critical habitat. In order
to provide the most complete information to decision-makers, the DEA
employs ``without critical habitat'' (baseline) and ``with critical
habitat'' (incremental) scenarios. The DEA describes how baseline
conservation efforts for the loggerhead may be implemented across the
proposed designation, and describes and monetizes, where possible, the
incremental impacts due specifically to the designation of critical
habitat.
Comment 77: Multiple commenters expressed concern that the critical
habitat designation will affect a wide variety of activities due to
additional or new management efforts, operational conditions, and
regulatory review. The commenters state that the designation may result
in additional costs, regulatory hurdles, restrictions, delays, and
prohibitions for a wide variety of activities, including coastal and
inlet management; dredging and offshore disposal; beach maintenance and
restoration; commercial and recreational fishing; boating, boatbuilding
and marina activities; oil spill response; hurricane recovery; offshore
energy development; power generation; aquaculture; shipping and/or
military activities; dock and pier development; and tourism. The
commenters state that these impacts will affect local, state and
Federal economies and the public's access and enjoyment of marine
waters, and that the DEA does not account for these impacts. Several
commenters further assert that the NMFS determination that section 7
consultation analyses will result in no differences between
recommendations to avoid jeopardy or adverse modification in occupied
areas of critical habitat leads to an underestimate of the economic
impacts of critical habitat designation for the loggerhead.
Response: As summarized on page ES-2 and detailed throughout the
draft DEA, we anticipate that the impacts of critical habitat
designation will most likely be limited to incremental administrative
effort to consider potential adverse modification as part of future
section 7 consultations. This is because we anticipate that the
substantial ongoing and currently recommended conservation efforts to
avoid take of and jeopardy to the species would also most likely avoid
adverse modification of critical habitat. Our consideration of effects
to the habitat has been ongoing since the original listing of
loggerheads in 1978. Although we can now consider effects to habitat
more directly, we do not anticipate changes in requirements of Federal
projects and those with a Federal nexus--particularly because of our
long experience with the types of projects that are occurring and their
effects. As a result, it is unlikely that critical habitat will
generate new or different recommendations for conservation efforts for
the loggerhead. The economic analysis accordingly quantifies costs of
the designation in terms of additional effort for section 7
consultations and
[[Page 39875]]
anticipates that the additional categories of costs described by the
commenters (additional restrictions or prohibitions on activities) are
unlikely. A potential exception to this finding identified in the
economic analysis are activities that may alter the habitat in such a
way as to impact transit back and forth from the nearshore waters to
the beach for nesting loggerhead sea turtles (e.g., construction of
large emergent structures parallel to the shore). Such projects have
the potential to generate adverse modification of critical habitat but
may or may not constitute a jeopardy concern. We may request
modifications to these activities specifically to avoid adverse
modification (e.g., recommending that structures be located farther
offshore), therefore generating incremental costs of critical habitat.
However, based on experience consulting on projects due to the presence
of loggerheads, we have not identified a circumstance in which the
presence of critical habitat would have changed the conservation
recommendations made.
Comment 78: One commenter states that the DEA is inconsistent on
page ES-2 because it first states that the quantified impacts of the
designation are limited to administrative costs, but then states that
NMFS may recommend changes to activities to avoid destruction or
adverse modification of critical habitat.
Response: Page ES-2 of the DEA describes the quantified impacts as
being limited to additional administrative costs of consultations
because we anticipate that it is unlikely that critical habitat
designation will generate new or different recommendations for
loggerhead conservation efforts. The DEA further describes, however,
that the possible exceptions to this finding are activities that may
alter the habitat in such a way as to impact transit back and forth
from the nearshore waters to the beach for nesting loggerhead sea
turtles (e.g., construction of large emergent structures parallel to
the shore). Based on our experience consulting on projects due to the
presence of the species and the suite of projects forecast to occur
over the next ten years, however, we do not anticipate circumstances in
which the presence of critical habitat would change the conservation
recommendations made.
Comment 79: Multiple commenters state that the analysis did not
account for the indirect impacts associated with litigation and project
delays because forecasting the likelihood of litigation and the length
of associated project delays is speculative and likely to be minor. The
commenters assert that these indirect costs are likely and would be
significant. One commenter states that in comments on the proposed
polar bear critical habitat designation, the oil and gas industry
estimated the incremental cost of defending an additional claim related
to adverse modification to be around $50,000.
Response: Section 3.4 of the DEA acknowledges the concern that
critical habitat designation may generate project delays due to either
increasing the length of time for us to review projects due to ESA
section 7 consultation or litigation. In particular, the DEA recognizes
that project delays may increase costs in two key ways: (1) The value
of a project is maximized if its benefits are realized as soon as
possible and its costs are postponed as long as possible and,
therefore, changes in schedule can reduce the present value of the
project; and (2) delays can result in additional logistical costs
(e.g., extra expense of renting equipment during delays) and,
potentially, the loss of low cost bids on projects. While potential
exists for third party lawsuits to result from critical habitat
designation, the likelihood, timing, and outcome of such lawsuits are
uncertain. Quantifying costs associated with hypothetical outcomes of
the critical habitat designation would be speculative. Therefore, the
DEA qualitatively discusses these potential incremental impacts so that
they can be considered along with the monetized costs presented in the
report. In addition, the DEA does quantify some additional time
required to consider adverse modification as part of the section 7
consultation process. We anticipate that this additional time, as
reflected in the incremental administrative costs, will most likely be
minor as it is unlikely that the proposed critical habitat designation
will result in changes in the outcome of future ESA section 7
consultations.
Comments on Construction and Dredging Activities
Comment 80: One commenter states that the DEA identifies the
restriction of hopper dredging to the months of December to March as a
baseline impact that would be recommended by NMFS for construction,
dredging, and disposal projects carried out in areas being proposed for
critical habitat designation. The commenter asserts that this is
incorrect, as this measure is ``self-imposed on many projects and was
based on the risk of entrainment to sea turtles due to dredging
activities and did not consider disposal activities.'' In addition, the
commenter notes that the DEA documents the concern raised by the USACE
that any additional timing restrictions placed on dredging activities
due to the designation of critical habitat could result in significant
cost increases. An additional comment expressed concern about timing
restrictions for hopper dredging and the potential impact on the BOEM's
Marine Minerals Program.
Response: The commenter is correct in that the DEA lists timing
restrictions on hopper dredging among the measures that may be
recommended under the baseline for dredging and disposal activities.
While the potential conservation measures relevant to dredging and
disposal activities are provided as a combined list in the DEA, the
timing restrictions would only apply to dredging activities.
Restrictions on hopper dredging for specific areas were included in the
South Atlantic Regional Biological Opinion (SARBO) and Gulf Regional
Biological Opinion (GRBO) for hopper dredging. As is explained in the
DEA, we do not anticipate requesting further timing restrictions due to
the designation of critical habitat and, therefore, incremental costs
to these activities are not expected.
Comment 81: One commenter states that there are multiple borrow,
beach placement, and offshore disposal areas associated with the
USACE's coastal storm damage reduction and navigation missions that are
located outside of `harbors and channels' and overlap with the proposed
designations. The comment suggests that further coordination with the
USACE is necessary to assure that all projects are documented and to
better evaluate the project area overlaps and associated economic
implications.
Response: In preparation of the DEA, we requested information from
the USACE South Atlantic Division (encompassing the Wilmington,
Charleston, Savannah, Jacksonville, and Mobile Districts) on USACE
activities that may be affected by the proposed designation of critical
habitat for the loggerhead. The information provided was discussed in
the DEA and used to verify that the consultation history is a
reasonable indicator of the frequency and location of future projects.
The Final Economic Analysis (FEA) integrates additional information
provided by BOEM during the public comment period on sand placement
projects undertaken or authorized by USACE that rely on sand from OCS
borrow areas.
Comment 82: One comment stated that BOEM expects an increase in
future requests for sand to restore shoreline habitat and that the DEA
does not
[[Page 39876]]
adequately address all future nourishment projects. The commenter
provided a ten-year projection of all future projects, including USACE
regulatory and civil works projects. Lastly, the commenter noted that
BOEM should be included in the discussion regarding consultations on
construction, dredging, and channelization projects, and in exhibits
describing Marine Minerals Program projects.
Response: Chapter 3 of the FEA incorporates additional information
provided on future nourishment and renourishment projects using outer
continental shelf (OCS) sand. In total, BOEM is expected to consult
with us on offshore dredging for 101 beach nourishment and
renourishment projects between 2014 and 2023. In addition, the FEA
incorporates a discussion of areas in which BOEM expects that dredging
of OCS sand may increase. However, this increase will be offset by a
decrease in consultations between the USACE and NMFS or USFWS for
dredging of state sand resources. Therefore, the rate of consultation
is not expected to change. The discussion and exhibits in the FEA are
updated accordingly.
Comment 83: One commenter notes that the potential mitigation
measures listed in the DEA as standard are not standard and/or
consistent across all sand nourishment projects. For example, recycling
bins and educational signage have not been regularly included in
Biological Opinions from NMFS. Inclusion of additional mitigation
measures would increase costs and should be included in the DEA.
Response: Section 3.3.1 of the DEA provides a description of
baseline protections for loggerhead related to construction, dredging,
and disposal activities. Included in this description is a list of
measures that we regularly recommend in consultations to minimize the
impact of construction activities on the loggerhead, which include
displaying educational signage and providing recycling bins for used
fishing line to decrease turtle entanglement or ingestion of marine
debris. This list is not comprehensive, nor are all of the listed
measures recommended in all section 7 consultations; rather, it is
meant to convey the breadth of conservation efforts that may be
undertaken in the baseline, regardless of the presence of critical
habitat. As described in the DEA, it is unlikely that we will recommend
additional conservation measures for such projects as a result of
critical habitat designation for the loggerhead.
Comment 84: One commenter states that while the nearshore
reproductive habitat does not extend into the outer continental shelf
(OCS) waters, it may include areas that are potential rehandling sites
for dredged material and the impact to the potential use of these sites
and any associated costs should be considered in the DEA.
Response: Costs associated with dredging of OCS sand were
attributed to particular critical habitat units using GIS data of
borrow sites provided by BOEM. No additional information was provided
in this comment on the location of rehandling sites or the projects
that may make use of such sites. If consultation on rehandling sites in
nearshore reproductive habitat does occur, we anticipate that baseline
protections for the loggerhead would provide adequate protection of
loggerhead habitat and, as such, incremental costs would be limited to
the additional administrative cost of considering adverse modification
during consultation.
Comments on Oil and Gas Activities
Comment 85: One commenter stated that the DEA significantly
underestimates costs of the designation to offshore oil and gas
activities because it only accounts for consultation costs in areas
where there are existing offshore oil and gas operations, and not the
South- and Mid-Atlantic planning areas where additional oil and gas
leasing is being considered and renewable energy projects are already
occurring. In addition, for the entire Western and Central Gulf of
Mexico Planning areas, the DEA estimates that there will be only three
programmatic consultations in the next ten years, but there have been
six consultations in this area in the last five years. Also, the
commenter states that because the DEA assumes section 7 consultations
will already be required due to the presence of the loggerhead, it
assigns a value of $4,200 as the incremental administrative cost the
government would incur in each of the consultations and assumes no
costs for industry, which results in an underestimate of costs.
Response: Chapter 5 of the DEA describes the potential for future
expansion of oil and gas activities into the South and Mid-Atlantic
Planning Areas. In particular, the DEA describes a recent (2013)
programmatic consultation on seismic studies in these planning areas;
however, leasing in these areas is not anticipated before 2017. While
the DEA acknowledges that additional consultations may occur on oil and
gas drilling activities after 2017 in the Mid- and South Planning
areas, absent the findings of the ongoing seismic testing, the
frequency and locations of these potential activities is significantly
uncertain and forecasting the nature of these activities for the
purposes of this analysis would be speculative. The analysis
accordingly describes that administrative costs of consultations in
these areas is likely underestimated. However, as described in the DEA,
critical habitat designation for the loggerhead is unlikely to change
the outcome of future consultations on oil and gas activities.
Furthermore, the DEA describes that, although six consultations have
occurred in the Western and Central Gulf of Mexico Planning Areas over
the last five years, these consultations are sporadic and relate to
unpredictable incidents (e.g., oil spills). We are unable to predict
the frequency of such events into the future but anticipate the
additional costs associated with critical habitat on these
consultations would be minimal.
To minimize consultation on individual projects, we consult on oil
and gas activities at the programmatic level in the Western and Central
Gulf of Mexico Planning Areas. Thus, we anticipate approximately three
programmatic-level consultations with BOEM occurring at the time of
lease sales. We do not anticipate third parties (i.e., industry) will
be a party to the programmatic consultations. To the extent that third
parties are involved, the analysis underestimates administrative costs.
However, these consultations would occur regardless of critical habitat
designation for the loggerhead and any incremental administrative
effort on the part of third parties to consider critical habitat would
most likely be minimal. Furthermore, the critical habitat designation
is unlikely to change the outcome of these programmatic consultations.
Comment 86: One commenter states that the DEA is incorrect in
stating that ``additional requirements placed on operators mandate that
industry surveyors be present during exploration and operations that
look specifically for sea turtles and Sargassum.'' The commenter states
that BOEM does not require operators to look for Sargassum but does
require the industry to have Protected Species Observers onboard
seismic survey vessels.
Response: The FEA clarifies that Protected Species Observers, and
not Sargassum surveyors, are aboard seismic survey vessels.
Comments on Fisheries
Comment 87: One commenter states that all of the shrimp fishing
activities in the nearshore reproductive habitat
[[Page 39877]]
areas proposed for designation in the Southeast region are limited to
State waters and therefore lack a Federal nexus and requests that this
be clarified in the final report. The commenter also requests that
potential impacts on the penaeid and rock shrimp fisheries caused by
the designation of critical habitat in LOGG-N-17 and LOGG-N-19 be
described in the final report.
Response: Section 4.2.1 of the DEA states that the fisheries
operating in nearshore reproductive habitat are state-managed and
therefore typically lack the Federal nexus to trigger section 7
consultation. Critical habitat designation for the loggerhead is
therefore unlikely to generate the need for section 7 consultation and
associated economic impacts to fisheries occurring in nearshore
reproductive habitat. With respect to the penaeid and rock shrimp
fisheries in Units LOGG-N-17 and LOGG-N-19, the DEA quantifies
relatively minor additional administrative costs to consider critical
habitat as part of consultations on any amendments to Fisheries
Management Plans (FMPs). However, as described in Chapter 4 of the DEA,
we have not identified any conservation efforts that may be recommended
to avoid adverse effects of fisheries on critical habitat that would
not already be recommended due to the listing status of the species.
That is, critical habitat is not expected to result in any additional
changes to the scope, scale, or management of these fisheries.
Comment 88: One commenter asserted that the DEA underestimates
costs on commercial fishing activities. First, the DEA quantifies only
$29,000 in costs annually for fisheries and the salary of one NMFS
enforcement agent in the State would cost more than $29,000 for his
salary. Second, the DEA states that most fisheries occur in state
waters and are not subject to a Federal nexus; however, NMFS and U.S.
Coast Guard enforcement agents board vessels to check compliance on
turtle excluder devices. In addition, this year the sea scallop fishery
was required to pull new fishing gear at a cost to the industry of $2.0
million.
Response: The costs described in this comment are not related to
critical habitat designation. Critical habitat designation does not
require presence of enforcement officers nor is critical habitat
designation for the loggerhead anticipated to result in new gear
restrictions for fisheries. Critical habitat requires that activities
with a Federal nexus be subject to consultation with NMFS or USFWS to
assure that they do not adversely modify critical habitat. The costs
associated with regulations pertaining to turtle excluder devices and
other fisheries regulations described here are outside the scope of the
economic analysis because they are not affected by decisions related to
the designation of critical habitat.
Comments on Other Economic Activities or Issues
Comment 89: One commenter stated that there are several
inaccuracies in the DEA regarding the status and process of BOEM's
offshore wind leasing program, and that the DEA must be updated to best
represent these activities.
Response: Chapter 6 of the FEA integrates updated information from
BOEM regarding the status of their offshore wind energy programs. These
updates include revising the schedule of three proposed informal
consultations in New Jersey (2014), Maryland (2016), and North Carolina
(2016) into one formal consultation currently being undertaken (2014),
and adding potential costs associated with reinitiation of six
previously completed informal consultations as a result of the
designation of loggerhead critical habitat.
Comment 90: One commenter asked how critical habitat affects
private property owners if a Federal permit is required. The commenter
requested clarification regarding whether critical habitat would
devalue the property if the private landowner cannot do anything with
it.
Response: The areas being considered for marine critical habitat
for the loggerhead do not include private lands. Thus, the economic
analysis does not forecast impacts to values of private lands. With
regard to federally permitted projects, we have been considering the
effects to loggerhead habitat since the original listing of loggerheads
in 1978, and we do not anticipate changes in requirements of federally
permitted projects as a result of this designation.
Comment 91: One commenter agreed with the conclusion of the DEA
that the designation is not likely to result in additional conservation
efforts to benefit the loggerhead. They further stated that NMFS
attempted to remediate this DEA conclusion by stating, without support,
that critical habitat designation results in improved `education and
outreach' and `additional protections under state and local
authorities.' The commenter felt that not only are such statements
unsupported and somewhat questionable, they are undermined by, and in
direct conflict with, the DEA.
Response: We do not believe that our statement that critical
habitat designation can have non-regulatory impacts is in conflict with
the DEA. In the many years since critical habitat has been designated
for listed species, we have found that awareness of the importance of
that habitat on the part of the public as well as planners, government
entities and others has promoted the conservation of the species. As
stated in responses to other comments and in the DEA, we do not
anticipate that Federal agencies or others with a Federal nexus will be
required to take additional conservation efforts for any ongoing
actions because the habitat has been addressed, albeit in a less direct
way, through section 7 jeopardy consultations for many years. This is
the reason that the DEA concludes that no conservation actions will
need to be taken and very minimal economic costs will be incurred as a
result of designation.
Comment 92: Another commenter stated that the economic analysis
provides inadequate information to do the balancing test regarding
whether the benefits of excluding an area outweigh the benefits of
including it as critical habitat.
Response: We believe the economic analysis provides adequate
information to do the balancing test. The economic impacts for each
unit were estimated to the best of our ability and, because we selected
our critical habitat units to reflect areas that have high conservation
value, we were able to do the balancing test regarding the benefits of
exclusion vs. the benefits of inclusion.
Comment 93: One commenter requested clarification that the Federal
requirement for certain shrimp trawl fisheries to use compliant turtle
excluder devices does not constitute a Federal nexus.
Response: The requirement to use turtle excluder devices is not
related to the designation of critical habitat, even if related to the
conservation of loggerhead sea turtles, because it exists regardless of
this designation, i.e., is part of the baseline and not an additional
cost or incremental impact. For this reason, costs associated with
regulations pertaining to turtle excluder devices and other fisheries
regulations are outside the scope of the economic analysis.
Comment 94: The North Carolina Department of Transportation (NCDOT)
requested exclusion of critical habitat in order to maintain the
operation of the NC 12 transportation facility. If a beach nourishment
alternative is pursued, then the designated critical habitat will be
impacted both by the placement of sand along the ocean beach face and
the dredging of sand from an offshore borrow site. They requested
information
[[Page 39878]]
on whether a programmatic agreement between NMFS, USFWS, and the NCDOT
would be required to allow flexibility in the construction and
maintenance of our transportation projects along the coast. They were
concerned that this designation could create obstacles that would make
fulfilling their mission to the travelling public an impossibility.
Response: We do not consider an exclusion from critical habitat to
be appropriate in this case as the expected economic impacts are
expected to be minimal and do not warrant exclusion under the ESA.
Although beach nourishment falls primarily under the purview of the
USFWS, neither beach nourishment nor the dredging of sand from offshore
borrow sites are expected to be significantly impacted by the critical
habitat designation as proposed. Those activities are already
considered under ESA section 7 consultations, with resulting associated
required conservation measures. Such measures already limit the impacts
to the essential features now described in the proposed critical
habitat designation and thus, such operations are not expected to be
impacted beyond what is already required under existing ESA
consultations.
Comment 95: Multiple commenters believe the designation will
actually increase the degree of threat to loggerhead sea turtles by
making it much more difficult for local governments and others to
conduct active coastal shore damage reduction projects, which serve to
increase and enhance loggerhead sea turtle nesting area and habitat.
They claim designation of critical habitat would affect a wide variety
of coastal projects involving a Federal nexus. They believe that if
critical habitat is designated for the loggerhead sea turtle, these
existing, successful programs will be burdened with additional and
unnecessary measures and will become more costly and difficult to
implement, which increases the threat to the loggerhead sea turtle and
its habitat.
Response: We cannot foresee how designation of critical habitat
would increase the threat to loggerhead sea turtles. As stated
throughout the rule and the DEA, we do not anticipate requiring
additional conservation measures beyond those already employed, and
therefore do not anticipate that projects such as these will be more
costly and difficult to implement.
Comment 96: Multiple commenters felt that designation of critical
habitat would benefit local economies by increasing tourism. These
commenters felt the designation would raise awareness of the
environmental significance of the area and draw more visitors. Other
commenters felt the designation would have a negative impact on tourism
by increasing restrictions to access.
Response: We do not anticipate any restrictions to access to
loggerhead critical habitat. It is possible that designation of
critical habitat will draw more visitors, but we were not able to
incorporate this into the economic analysis as we do not have data on
which to base this possibility.
Comment 97: One commenter felt NMFS had prepared an inaccurate and
incomplete draft economic analysis and failed to recognize the
successful programs that North Carolina and its local governments and
communities have in place to ensure the survival and recovery of the
loggerhead sea turtle. Thus, they felt NMFS did not properly consider
whether the benefits of excluding the area actually outweighed the
benefits of including it.
Response: We believe our economic analysis is thorough and
represents the best available information. It accurately portrays costs
of designation, which are minimal. While we appreciate North Carolina's
ongoing conservation efforts, we do not have a basis to exclude areas
from critical habitat.
IV. Critical Habitat Identification
Section 4 of the ESA requires the designation of critical habitat
for threatened and endangered species ``to the maximum extent prudent
and determinable,'' and provides for the revision of critical habitat
based on the best scientific data available, as appropriate (16 U.S.C.
1533(a)(3)(A); 16 U.S.C. 1533(b)(2)). Critical habitat may only be
designated in areas under U.S. jurisdiction (50 CFR 424.12(h)).
Section 4(b)(2) of the ESA requires designation of critical habitat
for threatened and endangered species ``on the basis of the best
scientific data available and after taking into consideration the
economic impact, the impact on national security, and any other
relevant impact, of specifying any particular area as critical
habitat.'' Section 4(b)(2) also grants the Secretary of Commerce
(Secretary) discretion to exclude any area from critical habitat if she
determines ``the benefits of such exclusion outweigh the benefits of
specifying such area as part of the critical habitat.'' However, the
Secretary may not exclude areas that ``will result in the extinction of
the species.''
The ESA defines critical habitat in section 3(5)(A) as: ``(i) The
specific areas within the geographical area occupied by the species, at
the time it is listed . . . on which are found those physical or
biological features (I) essential to the conservation of the species
and (II) which may require special management considerations or
protection; and (ii) specific areas outside the geographical area
occupied by the species at the time it is listed upon a determination
by the Secretary that such areas are essential for the conservation of
the species.''
Joint NMFS-USFWS regulations emphasize that in identifying critical
habitat, the agencies shall consider those PBFs that are essential to
the conservation of a given species and that may require special
management considerations or protection (50 CFR 424.12(b)). The
regulations provide examples of the kinds of essential features to
consider, which may include but are not limited to:
(1) Space for individual and population growth, and for normal
behavior;
(2) Food, water, air, light, minerals, or other nutritional or
physiological requirements;
(3) Cover or shelter;
(4) Sites for breeding, reproduction, rearing of offspring,
germination, or seed dispersal; and generally
(5) Habitats that are protected from disturbance or are
representative of the historic geographical and ecological
distributions of a species.
The regulations also require agencies to ``focus on the principal
biological or physical constituent elements'' (hereafter referred to as
``Primary Constituent Elements'' or PCEs) within the specific areas
considered for designation, which ``may include, but are not limited
to, the following: . . . nesting grounds, spawning sites, feeding
sites, seasonal wetland or dryland, water quality or quantity, . . .
geological formation, vegetation type, tide, and specific soil types''
(50 CFR 424.12(b)). There is inherent overlap between what may
constitute a PBF and what can be enumerated as a PCE. When we set out a
list of PCEs with a PBF, our intent is that the PBF exists whenever a
sufficient subset of PCEs is present to allow the habitat to serve the
conservation function for a single life stage. It is not necessary for
all the PCEs to occur simultaneously. Section 4(b)(2) of the ESA and
our implementing regulations (50 CFR 424.12(a)), require designation of
critical habitat to be based on the best scientific data available.
Once critical habitat is designated, section 7 of the ESA requires
Federal agencies to ensure they do not fund, authorize, or carry out
any actions that are likely to result in the ``destruction or
[[Page 39879]]
adverse modification'' of that habitat (16 U.S.C. 1536(a)(2)). This
standard is separate from the section 7 requirement that Federal
agencies must ensure that their actions are not likely to ``jeopardize
the continued existence of'' listed species.
We reviewed the best available assessments for loggerheads by
habitat category (e.g., neritic, oceanic), which for most cases was the
``Assessment of the loggerhead turtle population in the western North
Atlantic Ocean'' conducted by the TEWG (2009). This review resulted in
the identification of relatively high use areas (generally those with
60 or more turtle days in the TEWG satellite tracking analysis
figures), which served as a proxy for identifying important habitat
areas, especially as there is little quantitative data on loggerhead
use of offshore waters. This information was supplemented by known and
available studies that were not included in the TEWG analysis or
occurred subsequent to it. For the nearshore reproductive habitat, we
relied on data and information on nesting distribution and patterns to
identify nearshore reproductive areas associated with high density
nesting beaches, as described in the USFWS proposed rule to designate
critical habitat for the Northwest Atlantic Ocean DPS (78 FR 18000,
March 25, 2013). For the Sargassum habitat, we reviewed data on the
distribution of Sargassum, its relationship to loggerhead habitat
needs, and its use by loggerheads.
A. Geographical Area Occupied by the Species
As noted above, the statutory definition of ``critical habitat''
requires that we initially identify the geographical area occupied by
the species at the time of its listing. We have interpreted
``geographical area occupied'' in the definition of critical habitat to
mean the range of the species at the time of listing. For both of these
DPSs, there is no known unoccupied marine habitat within their historic
range. Critical habitat can only be designated in U.S. territory, and
thus designation is limited to the Northwest Atlantic Ocean and North
Pacific Ocean DPSs within the U.S. Economic Exclusive Zone (EEZ). We
identified the geographical area occupied for the Northwest Atlantic
Ocean DPS as south of 60[deg] N. lat., north of the equator, and west
of 40[deg] W. long., and for the North Pacific Ocean DPS as south of
60[deg] N. lat. and north of the equator. While this is the range
occupied by the species, we reviewed data for only U.S. EEZ waters
within that range. Within the U.S. EEZ, loggerhead sea turtle nesting
occurs only within the Northwest Atlantic Ocean DPS. Terrestrial
(nesting) habitat was identified by the USFWS and addressed in a
separate rulemaking.
1. Northwest Atlantic Ocean DPS
We analyzed three ecosystem types when identifying critical
habitat: Terrestrial, neritic, and oceanic. Because we have
jurisdiction only in the marine environment, the proposed rule (78 FR
43006, July 18, 2013) examined areas within the broad categories of
neritic and oceanic habitat. Sargassum habitat was added as a separate
category, as it occurs in both neritic and oceanic habitat. For more
information on each of these habitats and the methods we used to
identify them, we refer the reader to the proposed rule (78 FR 43006,
July 18, 2013).
Neritic habitat consists of the nearshore marine environment from
the surface to the sea floor where water depths do not exceed 200 m
(656 ft), including inshore bays and estuaries. For purposes of
describing potential critical habitat in the Atlantic Ocean and the
physical or biological features essential to the conservation of the
species, we divided consideration of neritic habitat into several
habitat types that reflect key life history phases of the loggerhead
sea turtle: (1) Nearshore Reproductive Habitat (which includes
hatchling swim frenzy and internesting female habitat); (2) Foraging
Habitat; (3) Wintering Habitat; (4) Breeding Habitat; and (5)
Constricted Migratory Habitat. All of these habitat types were labeled
Neritic Habitat in units identified as critical habitat.
Sargassum habitat occurs in both the neritic and oceanic
environment. Most pelagic Sargassum in the Atlantic Ocean circulates
between 20[deg] N. and 40[deg] N. lat., and between 30[deg] W. long.
and the western edge of the Florida Current/Gulf Stream, and the Gulf
of Mexico (SAFMC 2002; Dooley 1972; Gower and King 2011). The survival
of loggerhead sea turtles, in particular the post-hatchling and small
oceanic juvenile stages, is dependent upon suitable foraging and
shelter habitat, both of which are provided by the algae of the genus
Sargassum in the Atlantic Ocean and Gulf of Mexico (Witherington et al.
2012). Although no Sargassum habitat was proposed for designation, we
specifically requested comments on whether to include Sargassum habitat
as critical habitat and, if so, whether we should include the entire
areas, features, and elements described in the ``Description of
Physical or Biological Features and Primary Constituent Elements and
Identification of Specific Sites'' section of the proposed rule.
Potential Sargassum habitat included all U.S. waters south of 40[deg]
N. lat. in the Atlantic Ocean and Gulf of Mexico from the 10 m depth
contour to the outer boundary of the EEZ, separated into two large
contiguous areas, the Gulf of Mexico and the U.S. Atlantic Ocean.
Although adults transition between neritic and oceanic habitat,
oceanic habitat is predominantly used by young loggerhead sea turtles
that leave neritic areas as neonates or young juveniles and remain in
oceanic habitat moving with the predominant ocean gyres for several
years. The ocean currents and gyres, such as the Gulf Stream and
Florida Loop Current, serve as important dispersal mechanisms for
hatchlings and neonate sea turtles as well as vital developmental
habitat for those early age classes. The presence of Sargassum is
important for the oceanic juvenile life stage, as it offers a
concentrated, protected foraging area, with facilitated dispersal by
associated oceanic currents. Aside from Sargassum habitat, we were
unable to identify oceanic habitat essential to conservation of the
species within the Northwest Atlantic Ocean DPS.
2. North Pacific Ocean DPS
In the proposed rule (78 FR 43006, July 18, 2013), we did not
divide the north Pacific Ocean by ecosystem (i.e., terrestrial,
neritic, and oceanic zones) and habitat type, as with the Northwest
Atlantic Ocean DPS, due to the limited occurrence of loggerheads within
the North Pacific Ocean DPS in habitats under U.S. jurisdiction.
Loggerhead sea turtle habitat in the North Pacific Ocean occurs between
28[deg] N. and 40[deg] N. lat. (Polovina et al. 2004). Within the U.S.
EEZ, loggerheads are found only in waters northwest of the Hawaiian
Islands, and off the U.S. west coast, primarily the Southern California
Bight, south of Point Conception. No loggerhead nesting occurs within
U.S. jurisdiction. In the central North Pacific Ocean, the Transition
Zone Chlorophyll Front is favored foraging and developmental habitat
for juvenile loggerhead turtles (Polovina et al. 2001; Kobayashi et al.
2008). Within the U.S. EEZ around Hawaii, North Pacific Ocean DPS
developmental, foraging and transiting habitat occurs seasonally within
the southernmost fringe of the Transition Zone Chlorophyll Front, north
and northwest of Hawaii (Polovina et al. 2006); however, the area
extending into the U.S. EEZ is very limited compared to the foraging
area overall. Loggerheads documented off the U.S. west coast are
primarily found south of Point Conception, the northern
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boundary of the Southern California Bight, in very low numbers. No
critical habitat was identified in the proposed rule. For more
information on loggerhead habitat in the North Pacific Ocean DPS, we
refer the reader to the proposed rule (78 FR 43006, July 18, 2013).
B. Description of Physical or Biological Features and Primary
Constituent Elements, and Identification of Specific Areas
Based on the best available scientific information, we identified
PBFs of habitat essential for the conservation of the loggerhead sea
turtle, the PCEs that support the PBFs, and the specific areas
identified using these PBFs and PCEs. A description of the means used
to identify PBFs, PCEs and specific areas can be found in the proposed
rule (78 FR 18000, March 25, 2013), with the exception of the Sargassum
units which were not proposed but were discussed in the proposed rule,
and are described fully here. Because information that allowed us to
use quantitative criteria (such as was done for terrestrial habitat)
was lacking, we necessarily identified most marine habitat in a more
qualitative manner.
1. Northwest Atlantic Ocean DPS
PBFs and PCEs were identified for Neritic (nearshore reproductive,
foraging, winter, breeding, and migratory) and Sargassum Habitat. No
PBFs or PCEs were identified for Oceanic Habitat in the Northwest
Atlantic Ocean DPS because we could find no specific habitat features
that were essential to the conservation of the species within this area
other than Sargassum.
The PBFs and PCEs of neritic habitat occur in the five categories
of habitat discussed above: Nearshore reproductive, foraging, winter,
breeding, and constricted migratory.
Nearshore Reproductive Habitat
We describe the PBF of nearshore reproductive habitat as a portion
of the nearshore waters adjacent to nesting beaches that are used by
hatchlings to egress to the open-water environment as well as by
nesting females to transit between beach and open water during the
nesting season.
PCEs that support this habitat are the following:
(1) Nearshore waters directly off the highest density nesting
beaches and their adjacent beaches as identified in 50 CFR 17.95(c) to
1.6 km (1 mile) offshore;
(2) Waters sufficiently free of obstructions or artificial lighting
to allow transit through the surf zone and outward toward open water;
and
(3) Waters with minimal manmade structures that could promote
predators (i.e., nearshore predator concentration caused by submerged
and emergent offshore structures), disrupt wave patterns necessary for
orientation, and/or create excessive longshore currents.
The identification of nearshore reproductive habitat was based
primarily on the location of beaches identified as high density nesting
beaches by the USFWS (50 CFR 17.95(c)), as well as beaches adjacent to
the high density nesting beaches that can serve as expansion areas, in
accordance with the process described by the USFWS in their proposed
rule (78 FR 18000, March 25, 2013). In doing so, we identified 36 units
of nearshore reproductive critical habitat.
Because the nesting beach habitat being designated by the USFWS has
the densest nesting within given geographic locations, the greatest
number of hatchlings is presumed to be produced on these beaches and
either the greatest number of nesting females and/or the most
productive females presumably nest on these beaches. Nearshore
reproductive habitat includes waters off of three high density or
expansion nesting beaches that are not being designated as terrestrial
critical habitat by USFWS because the beaches occur on military lands
that are not designated due to the existence of an adequate INRMP. They
are identified here as essential nearshore reproductive habitat because
their INRMPs do not address waters off the beach. However, there are
two nearshore areas under military control that we did not designate
due to existence of an adequate INRMP: Naval Air Station Key West and
MCB Camp Lejeune. Although the latter was included in our proposed
rule, it is not included in the final designation because we determined
that their INRMP benefits loggerheads in waters off the beach.
Designation of nearshore reproductive habitat will conserve the
Northwest Atlantic Ocean DPS by doing the following: (1) Protecting
nearshore habitat adjacent to a broad distribution of nesting sites;
(2) allowing for movement between nearshore reproductive areas
depending on habitat availability (response to changing nature of
coastal beach habitat) and support genetic interchange; (3) allowing
for an increase in the size of each recovery unit to a level at which
the threats of genetic, demographic, and normal environmental
uncertainties are diminished; and (4) maintaining their ability to
withstand local or unit level environmental fluctuations or
catastrophes.
Foraging Habitat
We describe the PBF of foraging habitat as specific sites on the
continental shelf or in estuarine waters frequently used by large
numbers of juveniles or adults as foraging areas.
The PCEs that support this habitat are the following:
(1) Sufficient prey availability and quality, such as benthic
invertebrates, including crabs (spider, rock, lady, hermit, blue,
horseshoe), mollusks, echinoderms and sea pens; and
(2) Water temperatures to support loggerhead inhabitance, generally
above 10[deg] C.
We identified high use areas throughout the Atlantic Ocean and Gulf
of Mexico, as these areas likely have habitat features that are
essential to the conservation of the species. In order to identify high
use foraging areas, available data on sea turtle distribution were
considered. Specifically, we evaluated information from aerial and
shipboard surveys, stable isotope analyses, satellite telemetry
studies, and in-water studies to identify areas of known high use
foraging habitat.
Given the wide-spread nature of foraging loggerheads in the
Northwest Atlantic Ocean and the lack of clear habitat features of
foraging areas, we were unsuccessful in identifying specific high value
sites as foraging critical habitat for loggerheads in the proposed rule
(78 FR 43006, July 18, 2013). Although we identified numerous sites of
known foraging habitat in the proposed rule and requested information
from the public as to the importance of these areas or other areas to
foraging, as well as habitat features for foraging areas (78 FR 43006,
July 18, 2003), we remain unable to identify areas that are more
essential than the rest of the continental shelf and associated bays
and sounds, and have not identified any units of foraging critical
habitat in this final rule.
Winter Habitat
We describe the PBF of winter habitat as warm water habitat south
of Cape Hatteras, North Carolina near the western edge of the Gulf
Stream used by a high concentration of juveniles and adults during the
winter months.
PCEs that support this habitat are the following:
(1) Water temperatures above 10[deg] C from November through April;
(2) Continental shelf waters in proximity to the western boundary
of the Gulf Stream; and
[[Page 39881]]
(3) Water depths between 20 and 100 m.
In the consideration of winter habitat, the same data sets as those
for foraging habitat were evaluated. The same steps were also followed
as above, but greater emphasis was placed on the satellite telemetry
data to identify seasonal differences in distribution. While there were
other high use areas identified, this analysis revealed a consistent
high use area during the colder months off the coast of North Carolina
that serves as a particularly important area for northern foraging
loggerheads.
We identified one specific area of winter critical habitat which
extends from Cape Hatteras at the 20 m depth contour straight across
35.27[deg] N. lat. to the 100 m (328 ft) depth contour, south to Cape
Fear at the 20 m (66 ft) depth contour (approximately 33.47[deg] N.
lat., 77.58[deg] W. long.) extending in a diagonal line to the 100 m
(328 ft) depth contour (approximately 33.2[deg] N. lat., 77.32[deg] W.
long.). This southern diagonal line (in lieu of a straight latitudinal
line) was chosen to encompass the loggerhead concentration area
(observed in satellite telemetry data) and identified habitat features,
while excluding the less appropriate habitat (e.g., nearshore waters at
33.2[deg] N. lat.).
The designation of winter critical habitat will conserve loggerhead
sea turtles by (1) maintaining the habitat in an area where sea turtles
are concentrated during a discrete time period and for a distinct group
of loggerheads (e.g., northern foragers); and (2) allowing for
variation in seasonal concentrations based on water temperatures and
Gulf Stream patterns.
Breeding Habitat
We describe the PBFs of concentrated breeding habitat as sites with
high densities of both male and female adult individuals during the
breeding season.
PCEs that support this habitat are the following:
(1) High densities of reproductive male and female loggerheads;
(2) Proximity to primary Florida migratory corridor; and
(3) Proximity to Florida nesting grounds.
Concentrated breeding aggregations were identified via a review of
the literature and expert opinion. We determined that such areas are
essential to the conservation of the species because, as a result of
the high density of breeding individuals, the areas likely represent
important locations for breeding activities and the propagation of the
species. Although there is no distinct boundary for these concentrated
breeding sites, we chose to constrain the boundaries of the proposed
designation to what we consider the ``core'' areas where data indicate
adult males congregate to gain access to receptive females.
We identified two units of breeding critical habitat that have been
noted in the scientific literature as containing large densities of
reproductively active male and female loggerheads in the spring, prior
to the nesting season. The first is contained within the Southern
Florida migration corridor from the shore out to the 200 m (656 ft)
depth contour along the stretch of the corridor between the Marquesas
Keys and the Martin County/Palm Beach County line. The second area
identified as a concentrated breeding site is located in the nearshore
waters just south of Cape Canaveral, Florida.
The designation of critical habitat in breeding areas will help
conserve loggerhead sea turtles by maintaining the habitat in a
documented high use area for behavior essential to the propagation of
the species.
Constricted Migratory Habitat
We describe the PBF of constricted migratory habitat as high use
migratory corridors that are constricted (limited in width) by land on
one side and the edge of the continental shelf and Gulf Stream on the
other side.
PCEs that support this habitat are the following:
(1) Constricted continental shelf area relative to nearby
continental shelf waters that concentrate migratory pathways; and
(2) Passage conditions to allow for migration to and from nesting,
breeding, and/or foraging areas.
Satellite telemetry information, in-water studies, and available
mid-Atlantic fishery bycatch assessments show the majority of neritic
stage loggerhead migratory tracks to be on the continental shelf, with
two defined shelf constriction areas off North Carolina and southern
Florida (NEFSC and Coonamessett Farm Foundation, unpublished data;
McClellan and Read 2007; Hawkes et al. 2007; Mansfield et al. 2009;
Murray 2009; TEWG 2009; Hawkes et al. 2011; Warden 2011; Virginia
Aquarium 2011a, 2011b, 2012a, 2012b; Arendt et al. 2012b; Arendt et al.
2012c; Ceriani et al. 2012; Griffin et al., 2013; Murray and Orphanides
2013, Foley et al. 2013). They are also associated with near-land
contact by the Gulf Stream (Putman et al. 2010) which results in the
available neritic habitat being more narrowly confined in these areas.
Both constricted corridors were identified as high use (Murray 2009;
Warden 2011; Foley et al., 2013; Murray and Orphanides 2013). This
information included both neritic stage juveniles and adults from
multiple Recovery Units. We identified two specific areas of
constricted migratory critical habitat: One off the coast of North
Carolina, and the other off the coast of southern Florida.
The constricted migratory corridor off North Carolina serves as a
concentrated migratory pathway for loggerheads transiting to neritic
foraging areas in the north, and back to winter, foraging, and/or
nesting areas in the south. The majority of loggerheads pass through
this migratory corridor in the spring (April to June) and fall
(September to November), but loggerheads are also present in this area
from April through November and, given variations in water temperatures
and individual turtle migration patterns, these time periods are
variable.
The constricted migratory corridor in Florida stretches from the
westernmost edge of the Marquesas Keys (82.17[deg] W. long.) to the tip
of Cape Canaveral (28.46[deg] N. lat.). The northern border stretches
from shore to the 30 m depth contour. The seaward border then stretches
from the northeastern-most corner to the intersection of the 200 m
depth contour and 27[deg] N. lat. parallel. The seaward border then
follows the 200 m depth contour to the westernmost edge at the
Marquesas Keys. Adult male and female turtles use this corridor to move
from foraging sites to the nesting beach or breeding sites from March
to May, and then use this corridor to move from the nesting beach or
breeding sites to foraging sites from August to October, while
juveniles and adults use it to move south during fall migrations to
warmer waters (Mansfield 2006; Mansfield et al. 2009; Arendt et al.
2012b; Foley et al. in review).
The designation of critical habitat in the constricted migratory
corridors will help conserve loggerhead sea turtles by (1) preserving
passage conditions to and from important nesting, breeding, and
foraging areas; and (2) protecting the habitat in a narrowly confined
area of the continental shelf with documented high use by loggerheads.
Sargassum Habitat
We describe the PBF of loggerhead Sargassum habitat as
developmental and foraging habitat for young loggerheads where surface
waters form accumulations of floating material, especially Sargassum.
PCEs that support this habitat are the following:
(i) Convergence zones, surface-water downwelling areas, the margins
of major boundary currents (Gulf Stream), and
[[Page 39882]]
other locations where there are concentrated components of the
Sargassum community in water temperatures suitable for the optimal
growth of Sargassum and inhabitance of loggerheads;
(ii) Sargassum in concentrations that support adequate prey
abundance and cover;
(iii) Available prey and other material associated with Sargassum
habitat including, but not limited to, plants and cyanobacteria and
animals native to the Sargassum community such as hydroids and
copepods; and
(iv) Sufficient water depth and proximity to available currents to
ensure offshore transport (out of the surf zone), and foraging and
cover requirements by Sargassum for post-hatchling loggerheads, i.e.,
>10 m depth.
Witherington et al. (2012) found that the presence of floating
Sargassum itself, irrespective of other detectable surface features,
defined habitat used by young juvenile sea turtles. However, we found
it challenging to identify specific areas where these Sargassum
concentrations are likely to form consistently, given its dynamic
nature. In the proposed rule, we specifically requested comments on
whether to include Sargassum habitat as critical habitat and, if so,
whether or not we should include the entire areas, features, and
elements described in the ``Description of Physical or Biological
Features and Primary Constituent Elements and Identification of
Specific Areas'' section. We also requested information on specific
areas that frequently encompass convergence zones, surface water
downwelling areas and/or other locations where concentrated components
of the Sargassum community are likely to be found in the Atlantic Ocean
and Gulf of Mexico. Finally, we requested information on times or areas
that loggerheads are most likely to co-occur with Sargassum habitat. We
received numerous comments on the designation of Sargassum (see Section
III, Summary of Comments and Responses). While many comments supported
designation of Sargassum habitat, and some in the form presented in the
proposed rule, some expressed concern with the magnitude of the areas
discussed. New literature was supplied by one commenter in the form of
Mansfield et al., 2014. We considered this reference and also
reevaluated oceanographic information and again consulted with
Sargassum experts in order to define the Sargassum area as specifically
as possible.
Gower and King (2011) evaluated satellite imagery data from 2002-
2008 and found high concentrations of Sargassum in the northwest Gulf
of Mexico from March to June. Sargassum then spreads eastward into the
central and eastern Gulf of Mexico, and then into the Atlantic starting
in about July. Sargassum was found in a widespread area of the Atlantic
Ocean east of Cape Hatteras in July, spreading further north and east
by September. Observations from 2003 to 2007 suggest that Sargassum has
a lifespan of approximately 1 year or less, and that the northwest Gulf
of Mexico is a major nursery area (Gower and King 2011). High
resolution imagery from 2010 suggested that Sargassum was more abundant
and widespread in the western Gulf of Mexico compared to the central
and eastern Gulf of Mexico, with the latter areas having smaller and
more dispersed patches of Sargassum (Hardy et al. 2011). Further, NMFS
has collected Sargassum on Gulf of Mexico ichthyoplankton surveys since
2002. While there are various sampling limitations, available data from
2006-2011 fall surveys indicate the highest volume of Sargassum is
found in the western Gulf, with very little Sargassum collected in
locations on the eastern Gulf of Mexico shelf (G. Zapfe, NMFS, 2013,
pers. comm.). Based upon the best available data on the distribution of
Sargassum in the Gulf of Mexico, it is apparent that the western Gulf
contains the most predictable and abundant Sargassum habitat, and in
the eastern Gulf (western Florida shelf) Sargassum concentrations are
lower, more dispersed and transient. The presence or absence of major
and persistent circulation features may offer guidance as to where
Sargassum drift habitats might persist and where they may be extremely
transient. Gower et al. (2006) reported that freely floating pelagic
Sargassum may be expected to reach highest concentrations in ocean
areas where surface water remains for long periods of time in a slowly
rotating gyre, such as the western Gulf of Mexico. Continental shelf
waters in the western Gulf of Mexico are relatively narrow and may be
influenced by the mesoscale eddies that have travelled westward after
separating from the Loop Current (Ohlmann et al. 2001). The broad
continental shelf within the eastern Gulf of Mexico lacks such
circulation features. The relatively fast moving Loop Current and the
Florida Current both serve to distribute Sargassum from the western and
central Gulf into the Atlantic.
In the Atlantic, the highest Sargassum production has been found in
the Gulf Stream, the lowest on the shelf, and intermediate in the
Sargasso Sea (outside of the U.S. EEZ), with Sargassum contributing
about 0.5 percent of the total primary production in the area, but
nearly 60 percent of the total in the upper 1 m (3 ft) of the water
column (Howard and Menzies 1969; Carpenter and Cox 1974; Hanson 1977).
Witherington et al. (2012) found that transects on which turtles were
observed in the Atlantic were typically found near the western wall of
the Gulf Stream and its associated frontal boundaries. Further,
Mansfield et al. (2014) satellite tracked 17 neonate loggerheads
released into the Gulf Stream off Florida within Sargassum mats.
Tracked turtles rarely occupied continental shelf waters and, with one
exception, none of the turtles moved westward of the Gulf Stream
boundary. Turtles did move east of the Gulf Stream boundary in
association with meso-scale eddies, and some turtles moved east into
the Sargasso Sea (Mansfield et al. 2014). Sargassum production varies
by season and, in the Atlantic, has the greatest biomass occurring off
the southeastern U.S. coast after July (Gower and King 2011). This
roughly coincides with peak hatchling production in the southeastern
United States (Mansfield and Putman 2013). The physical forces that
aggregate Sargassum also aggregate pollutants and debris, making this
habitat especially vulnerable.
Based on the above information, we identified two specific areas of
Sargassum: The western Gulf of Mexico to the eastern edge of the Loop
Current, and the Atlantic Ocean from the Gulf of Mexico along the
northern/western boundary of the Gulf Stream and east to the outer edge
of the U.S. EEZ.
Specifically, the Gulf of Mexico area has as its northern and
western boundaries the 10 m depth contour starting at the mouth of
South Pass of the Mississippi River and proceeding west and south to
the outer boundary of the U.S. EEZ. The southern boundary of the area
is the U.S. EEZ from the 10 m depth contour off of Texas to the Gulf of
Mexico-Atlantic border (83[deg] W. long.). The eastern boundary follows
the 10 m depth contour from the mouth of South Pass of the Mississippi
River at 28.97[deg] N. lat., 89.15[deg] W. long., in a straight line to
the northernmost boundary of the Loop Current (28[deg] N. lat., 89[deg]
W. long.) and along the eastern edge of the Loop Current roughly
following the velocity of 0.101-0.20 m/second as depicted by Love et
al. (2013) using the Gulf of Mexico summer mean sea surface currents
from 1993-2011, to the Gulf of Mexico-Atlantic border (24.58[deg] N.
lat., 83[deg] W. long.). The
[[Page 39883]]
delineation between the Gulf of Mexico and the Atlantic Ocean starts at
24.58[deg] N. lat., 83[deg] W. long. (near the Dry Tortugas), and
proceeds southward along 83[deg] W. long. to the outer boundary of the
EEZ (23.82[deg] N. lat.).
The Atlantic Ocean area has as its outer boundary the U.S. EEZ,
starting at the Gulf of Mexico-Atlantic border (23.82[deg] N. lat.,
83[deg] W. long.) and proceeding east and north until the EEZ coincides
with the Gulf Stream at 37.84[deg] N. lat., 70.59[deg] W. long. The
inner boundary of the unit starts at the Gulf of Mexico-Atlantic border
(24.58[deg] N. lat., 83[deg] W. long.) to the outer edge of the
breeding/migratory critical habitat (LOGG-N-19) at 24.34[deg] N. lat.,
82.16[deg] W. long., along the outer edge of the corridor (following
the 200 m depth contour) until it coincides with the breeding habitat
off of Cape Canaveral (LOGG-N-17) at 27.97[deg] N. lat., 80.14[deg] W.
long., and from there roughly following the velocity of 0.401-0.50 m/
second (Ocean Conservancy 2012; PMEL 2012) until it coincides with the
outer edge of the EEZ at 37.84[deg] N. lat., 70.59[deg] W. long.
The designation of Sargassum critical habitat will help conserve
loggerhead sea turtles by protecting essential forage, cover and
transport habitat for post-hatchlings and early juveniles.
2. North Pacific Ocean DPS
Within the range of the North Pacific Ocean DPS, neither neritic
nor Sargassum habitat are used by loggerheads within U.S. jurisdiction;
therefore, no areas were identified for these habitat types. PBFs (and
PCEs) were identified for Oceanic Habitat. Although the Central North
Pacific and the Eastern Pacific/U.S. West Coast share the same PBFs,
they have different accompanying PCEs.
Central North Pacific Ocean
We describe the essential PBFs of loggerhead sea turtle oceanic
habitat in the central North Pacific Ocean as waters that support
suitable conditions in sufficient quantity and frequency to provide
meaningful foraging, development, and/or transiting opportunities to
the population in the North Pacific Ocean.
PCEs in the central North Pacific Ocean that support this habitat
include the following:
(1) Currents and circulation patterns of the North Pacific Ocean
(KEBR, and the southern edge of the KEC characterized by the Transition
Zone Chlorophyll Front) where physical and biological oceanography
combine to promote high productivity (chlorophyll a = 0.11-0.31 mg/
m\3\) and sufficient prey quality (energy density >=11.2 kJ/g) of
species; and
(2) Appropriate SSTs (14.5[deg] to 20.0[deg] C (58.1[deg] to
68.0[emsp14][deg]F)), primarily concentrated at the 17[deg] to 18[deg]
C (63[deg] to 64[emsp14][deg]F) isotherm.
Loggerhead foraging and developmental habitat in the North Pacific
Ocean occurs between 28[deg] N. and 40[deg] N. lat. (Polovina et al.
2004). Despite historical population decline and nesting trend
variability (Kamezaki et al. 2003; Conant et al. 2009; Van Houtan and
Halley 2011), loggerheads appear to have remained widely distributed
and continue to occupy most, if not all, of their historical range in
the central North Pacific Ocean. Accordingly, those oceanic areas
within loggerhead range that are infrequently used generally do not
provide the significant function that they might for a species with a
constricted range. The potential loggerhead habitat occurring in the
U.S. EEZ around Hawaii represents between 0.68 percent and 4.2 percent
of the total habitat in the central portion of the Pacific Ocean. This
habitat represents a small percentage of suitable habitat, and the
variables that make it suitable only occur within the U.S. EEZ around
Hawaii a portion of the year in spite of loggerheads using areas north
of it throughout the year.
Given the information presented above, we conclude that the habitat
within the U.S. EEZ of the central North Pacific Ocean does not provide
meaningful foraging, development, and/or transiting opportunities to
the North Pacific Ocean DPS, and therefore does not contain PBFs
described in the previous section.
Eastern Pacific/U.S. West Coast
We describe the essential PBFs of loggerhead sea turtle oceanic
habitat in the eastern North Pacific Ocean as waters that support
suitable conditions in sufficient quantity and frequency to provide
meaningful foraging, development, and/or transiting opportunities to
the population in the North Pacific Ocean.
PCEs in the eastern North Pacific Ocean that support this habitat
include the following:
(1) Sites that support meaningful aggregations of foraging
juveniles; and
(2) Sufficient prey densities of neustonic and oceanic organisms.
Loggerheads documented off the U.S. west coast are primarily found
south of Point Conception, the northern boundary of the Southern
California Bight. Based on interactions with the California drift
gillnet fishery and stranding records, recorded observations of
loggerheads in the Southern California Bight are rare events, with 16
loggerheads taken in 4,165 observed sets from 1990-2010 (Allen et al.
2013) and 28 loggerheads observed stranded from 1990 to 2012 (average
~1.3 loggerheads/year). In contrast, waters off the Pacific coast of
Baja California, and particularly within the shelf waters of Ulloa Bay,
are highly productive with loggerheads documented in the thousands in
this area (Pitman 1990; Seminoff et al. 2006).
Due to the rarity of loggerheads and their prey both historically
and currently in waters off the U.S. west coast, U.S. waters in the
eastern Pacific Ocean do not provide meaningful foraging, development,
and/or transiting opportunities to the loggerhead population in the
North Pacific Ocean DPS, and therefore do not contain the PBFs
described in the previous section.
C. Special Management Considerations
An occupied area may be designated as critical habitat if it
contains one or more of the PBFs essential to conservation, and if such
features ``may require special management considerations or
protection'' (16 U.S.C. 1532(5)(a)(i)(II)). Joint NMFS and USFWS
regulations (50 CFR 424.02(j)) define special management considerations
or protection to mean any methods or procedures useful in protecting
PBFs of the environment for the conservation of listed species. We
determined that the PBFs identified earlier may require special
management considerations due to a number of factors that may affect
them. These factors include activities, structures, or other byproducts
of human activities. The list below is not necessarily inclusive of all
factors.
Major categories of factors, by habitat type, follow. All of these
may have an effect on one or more PBF or PCE within the range of the
Northwest Atlantic Ocean DPS and may require special management
considerations as described below.
1. Northwest Atlantic Ocean DPS
Nearshore Reproductive Habitat
The primary impact to the PBFs and PCEs of the nearshore
reproductive habitat (habitat from MHW to 1.6 km offshore of high
density nesting beaches and adjacent beaches) for loggerhead sea
turtles would be from activities or byproducts of human activities that
result in a loss of habitat conditions that allow for (a) hatchling
egress from the water's edge to open water; and (b) nesting female
transit back and forth between the open water and the nesting beach
during nesting season. The loss of such habitat conditions could come
[[Page 39884]]
from, but is not limited to, the following:
(1) Offshore structures including, but not limited to, breakwaters,
groins, jetties, and artificial reefs, that block or otherwise impede
efficient passage of hatchlings or females and/or which concentrate
hatchling predators and thus result in greater predation on hatchlings;
(2) Lights on land or in the water, which can disorient hatchlings
and nesting females and/or attract predators, particularly lighting
that is permanent or present for long durations and has a short wave
length (below 540nm);
(3) Oil spills and response activities, that affect habitat
conditions for efficient passage of hatchlings or females;
(4) Alternative offshore energy development (turbines or similar
structures) that affects habitat conditions for efficient passage of
hatchlings or females;
(5) Fishing or aquaculture gear that blocks or impedes efficient
passage of hatchlings or females; and
(6) Dredging and disposal activities that affect habitat conditions
for efficient passage of hatchlings or females by creating barriers or
dramatically altering the slope of the beach approach.
Winter Habitat
The PBF, water temperature PCE, and Gulf Stream boundary PCE of the
winter habitat for loggerhead sea turtles could be affected by the
following:
(1) Large-scale water temperature changes resulting from global
climate change; and
(2) Shifts in the patterns of the Gulf Stream resulting from
climate change.
While unlikely to be affected to a significant extent by human
activities, the water depth PCE (20-100 m) could potentially be
affected by extensive dredging or sediment disposal activities.
Breeding Habitat
The PBF of a concentrated breeding habitat and the associated PCE
of high densities of reproductive male and female loggerheads (which
facilitates breeding for individuals migrating to that area) could be
affected by the following:
(1) Fishing activities that disrupt use of habitat and thus affect
densities of reproductive loggerheads;
(2) Dredging and disposal of sediments that affect densities of
reproductive loggerheads;
(3) Oil spills and response activities that affect densities of
reproductive loggerheads;
(4) Alternative offshore energy development (turbines or similar
structures) that affect densities of reproductive loggerheads; and
(5) Climate change, which can affect currents and water
temperatures and affect densities of reproductive loggerheads.
Constricted Migratory Habitat
The primary impact to the functionality of the identified corridors
as migratory routes for loggerhead sea turtles would be a loss of
passage conditions that allow for free and efficient migration along
the corridor. The loss of these passage conditions could come from
large-scale and or multiple construction projects that result in the
placement of substantial structures along the path of the migration, or
other similar habitat alterations, requiring large-scale deviations in
the migration movements. This impact is expected to be much more
likely, and have a greater impact, in the most constricted areas of the
migratory routes. Other activities or byproducts of human activities
that may, but are less likely to result in an impact to the PCEs
include the following:
(1) Oil and gas activities, such as construction and removal of
platforms, lighting and noise that alter habitat conditions needed for
efficient passage;
(2) Power generation activities such as turbines, wind farms,
conversion of wave or tidal energy into power that result in altered
habitat conditions needed for efficient passage;
(3) Dredging and disposal of sediments that results in altered
habitat conditions needed for efficient passage;
(4) Channel blasting, including use of explosives to remove
existing bridge or piling structures or to deepen navigation channels,
that results in altered habitat conditions needed for efficient
passage;
(5) Marina and dock/pier development that results in altered
habitat conditions needed for efficient passage;
(6) Offshore breakwaters that result in altered habitat conditions
needed for efficient passage;
(7) Aquaculture structures such as net pens and fixed structures
and artificial lighting that result in altered habitat conditions
needed for efficient passage;
(8) Fishing activities, particularly those using fixed gear (pots,
pound nets), that, when arranged closely together over a wide
geographic area, result in altered habitat conditions needed for
efficient passage; and
(9) Noise pollution from construction, shipping and/or military
activities that results in altered habitat conditions needed for
efficient passage.
Sargassum Habitat
The PBF of developmental and foraging habitat in accumulations of
floating materials, especially Sargassum, and its associated PCEs of
convergence zones and other areas of concentration, adequate
concentrations of Sargassum to support abundant prey and cover, and the
existence of the community of flora and fauna typically associated with
Sargassum habitat could be affected by the following:
(1) Commercial harvest of Sargassum, which would directly decrease
the amount of habitat;
(2) Oil and gas exploration, development, and transportation that
affects the Sargassum habitat itself and the loggerhead prey items
found within this habitat--this could occur both in the process of
normal operations and during blowouts and oil spills, which release
toxic hydrocarbons and also require other toxic chemicals for cleanup;
(3) Vessel operations that result in the routine disposal of trash
and wastes and/or the accidental release or spillage of cargo, trash or
toxic substances, and/or result in the transfer and introduction of
exotic and harmful organisms through ballast water discharge, which may
then impact the loggerhead prey species found in Sargassum habitat;
(4) Ocean dumping of anthropogenic debris and toxins that affects
the Sargassum habitat itself and the loggerhead prey items found within
this habitat; and
(5) Global climate change, which can alter the conditions (such as
currents and other oceanographic features, temperature, and levels of
ocean acidity) that allow Sargassum habitat and communities to thrive
in abundance and locations suitable for loggerhead developmental
habitat.
2. North Pacific Ocean DPS
We did not identify any specific areas within the U.S. EEZ in the
North Pacific Ocean that contain PBFs essential to the conservation of
the North Pacific Ocean DPS; therefore, we did not analyze special
management considerations.
D. Unoccupied Areas
Section 3(5)(A)(ii) of the ESA authorizes designation of ``specific
areas outside the geographical areas occupied by the species at the
time it is listed'' if those areas are determined to be essential to
the conservation of the species. Joint NMFS and USFWS regulations (50
CFR 424.12(e)) emphasize that the agency shall designate as critical
habitat areas outside the geographical area presently
[[Page 39885]]
occupied by a species only when a designation limited to its present
range would be inadequate to ensure the conservation of the species. We
have not identified additional specific areas outside the geographic
area occupied by loggerheads at the time of their listing that may be
essential for the conservation of the species.
V. Military Lands: Application of ESA Section 4(a)(3)
The ESA precludes the Secretary from designating military lands as
critical habitat if those lands are subject to an INRMP under the Sikes
Act Improvement Act of 1997 (Sikes Act; 16 U.S.C. 670a) and the
Secretary certifies in writing that the plan benefits the listed
species (Section 4(a)(3), Pub. L. 108-136).
We have determined that the INRMPs for NAS Key West (Florida) and
MCB Camp Lejeune (North Carolina) both confer benefits to the
loggerhead sea turtle and enhance its habitat, and therefore we are not
designating the waters subject to these INRMPs as critical habitat.
Management actions described in the NAS Key West INRMP that benefit
loggerhead sea turtles include water quality improvement measures,
invasive species control, re-establishment of historic tidal
connections for mangrove/saltmarsh and shallow open water (including
areas containing seagrasses), completion of a marine benthic survey,
installation of turtle-friendly lights, and community outreach and
information. Management actions described in the MCB Camp Lejeune INRMP
that benefit loggerhead sea turtles include air sweeps before and
lookouts during live fire exercises with halting of live fire if a sea
turtle is spotted, and avoidance of sea turtles when in boats, keeping
a distance of 200 yd (183 m) if feasible.
VI. Exclusions: ESA Section 4(b)(2) Analysis
Section 4(b)(2) of the ESA states that the Secretary shall
designate and make revisions to critical habitat on the basis of the
best available scientific data after taking into consideration the
economic impact, national security impact, and any other relevant
impact of specifying any particular area as critical habitat (16 U.S.C.
section 1533(b)(2)). In addition to this mandatory consideration of
impacts, this section also gives the Secretary discretion to exclude
any area from critical habitat if the benefits of such exclusion
outweigh the benefits of designating such area as part of the critical
habitat (the conservation benefits to the species), unless the failure
to designate such area as critical habitat will result in the
extinction of the species (16 U.S.C. 1533(b)(2)). In making this
determination, the statute, as well as the legislative history, are
clear that the Secretary has broad discretion regarding whether to
proceed to the optional weighing of benefits, which factor(s) to use,
how much weight to give to any factor, and whether or not to exclude
any area.
A. Benefits of Designation
The benefits of designating the particular areas include the
protection afforded under section 7(a)(2) of the ESA, requiring all
Federal agencies to ensure that their actions are not likely to destroy
or adversely modify critical habitat. This is in addition to the
requirement that all Federal agencies ensure that their actions are not
likely to jeopardize the continued existence of the species, and to the
take prohibitions of section 9 of the ESA. The designation of critical
habitat also provides conservation benefits such as improved education
and outreach by informing the public about areas and features important
to the species conservation, as well as additional protections that may
exist or be created under state and local authorities.
We find that, because the PBFs and PCEs of the proposed critical
habitat inherently focus on the areas that best support the needs of
the species (i.e., those that support meaningful aggregations of the
species) and the areas were selected expressly to ensure maximum
consistency with the goals in the Recovery Plan, each of the proposed
areas is of high conservation value.
B. Economic Benefits of Exclusion
According to the final Economic Analysis, the total estimated
present value of the quantified impacts is $950,000 over the next 10
years. On an annualized basis, this is equivalent to impacts of
$110,000 (IEc 2013). The quantified economic impacts of designation are
the same as the economic benefits of exclusion. Costs for each area can
be found in Exhibit ES-1 of the final Economic Analysis (IEc 2013).
Impacts are anticipated to be greatest in LOGG-S-1 (37 percent of the
total costs or $40,000 annually), the Atlantic Sargassum habitat area,
and the Gulf of Mexico Sargassum area (13 percent or $14,000 annually)
although these impacts are based on the proposed Sargassum areas, which
are appreciably larger (virtually the entire area between the 10 m
depth contour and the extent of the U.S. EEZ in the Atlantic Ocean and
Gulf of Mexico below 40 N. Lat.) than the areas in the final rule,
which do not include areas between the 10 m depth contour and the
northern/western edge of the Gulf Stream in the Atlantic, and the
eastern Gulf of Mexico. Impacts reflect the very large size of these
areas, rather than the potential for significant activities that may
adversely affect this habitat type. Because the majority of anticipated
impacts are administrative costs associated with consultation on
nearshore and in-water construction, dredging, and sediment disposal
activities and fisheries and related activities, impacts in the
designated areas should be considerably reduced. Impacts to LOGG-N-19,
a large area that extends from Martin County/Palm Beach County line to
the Marquesas Keys in Monroe County and which includes several
nearshore reproductive areas as well as the southern-most constricted
migratory corridor and concentrated breeding habitat in Florida, have
the next greatest cost at 12 percent of the total or $12,000 annually.
These costs are due primarily to the number of consultations
anticipated for in-water construction, dredging, and sediment disposal
activities, but also to the size of the area relative to most of the
other areas. The final Economic Analysis describes in more detail the
types of activities that may be affected by the designation and the
estimated relative level of economic impacts (IEc 2014).
The highest estimated annual economic cost associated with the
designation of loggerhead critical habitat is less than $40,000 for a
very large area, LOGG-S-1, and the estimated cost associated with the
designation of most areas as critical habitat is below $1,000. Because
these numbers are so low, all areas are considered to have a ``low''
economic impact. Typically, to be considered ``high,'' an economic
value would need to be above several million dollars (sometimes tens of
millions), and ``medium'' may fall between several hundred thousand and
millions of dollars.
C. Exclusions of Particular Areas Based on Economic Impacts
Because all particular areas identified for loggerheads have a high
conservation value and a low economic impact, no areas are being
excluded based on economic impacts. This has not changed from the
proposed rule. Because no areas are being excluded, we did not need to
further consider whether exclusions would result in the extinction of
the Northwest Atlantic Ocean DPS of the loggerhead sea turtle.
[[Page 39886]]
D. Exclusions Based on Impacts to National Security
The Secretary must consider possible impacts to national security
when determining critical habitat (16 U.S.C. 1533(b)(2)). We shared the
draft Biological Report with the Departments of the Navy (including
Marine Corps), Army, Air Force and the Department of Homeland Security.
The Navy, Air Force, and Department of Homeland Security provided
comments (see proposed rule for further discussion of the comments).
Although there is overlap between areas proposed for critical habitat
and their activities, we do not believe that these activities, as
currently conducted, are the types of activities that may affect or
adversely modify critical habitat proposed for the loggerhead sea
turtle or its PBF/PCEs. Therefore, we conclude that Navy, Air Force and
DHS activities are not likely to be affected by this proposed
designation, and the designation would not affect national security.
No additional national security concerns have been raised at this
time; therefore, we have not excluded any areas due to national
security concerns.
E. Exclusions for Tribal Lands
No Tribal lands occur in the areas being recommended for
designation, and no Tribal activities are anticipated to be affected by
designation. Therefore no exclusions are recommended for Indian Lands.
VII. Final Determinations and Critical Habitat Designation
We conclude that specific areas meet the definition of critical
habitat for the Northwest Atlantic Ocean DPS, that a critical habitat
designation is prudent, and that critical habitat is determinable. We
found 38 specific marine areas for critical habitat designation
occupied within the range of the Northwest Atlantic Ocean DPS. These
areas contain one or a combination of nearshore reproductive habitat,
winter habitat, breeding habitat, constricted migratory corridors, and
Sargassum habitat. These areas are described in detail in the proposed
rule (78 FR 43006, July 18, 2013).
We conclude that no specific areas exist within U.S. jurisdiction
that meet the definition of critical habitat for the North Pacific
Ocean DPS. We did not identify any critical habitat within the U.S. EEZ
in the Pacific Ocean for the North Pacific Ocean DPS because occupied
habitat within the U.S. EEZ did not support suitable conditions in
sufficient quantity and frequency to provide meaningful foraging,
development, and/or transiting opportunities to the population in the
North Pacific Ocean.
VIII. Effects of Critical Habitat Designation
Section 7(a)(2) of the ESA requires Federal agencies to insure that
any action authorized, funded, or carried out by the agency (agency
action) does not jeopardize the continued existence of any threatened
or endangered species or destroy or adversely modify designated
critical habitat (16 U.S.C. 1536(a)(2)). When a species is listed or
critical habitat is designated, Federal agencies must consult with NMFS
on any agency actions they authorize, fund, or carry out that may
affect the species or its critical habitat (16 U.S.C. 1536(a)(2)).
During the consultation, we evaluate the agency action to determine
whether the action may adversely affect listed species or critical
habitat and issue our findings in a biological opinion or, if
appropriate, in a letter concurring with a finding of the action agency
that their action is not likely to adversely affect the species. If we
conclude in the biological opinion that the action would likely result
in the destruction or adverse modification of critical habitat, we
would also recommend any reasonable and prudent alternatives to the
action (16 U.S.C. 1536(b)(4)(2)). Reasonable and prudent alternatives
(defined in 50 CFR 402.02) are alternative actions identified during
formal consultation that can be implemented in a manner consistent with
the intended purpose of the action, that are consistent with the scope
of the Federal agency's legal authority and jurisdiction, that are
economically and technologically feasible, and that would avoid the
destruction or adverse modification of critical habitat. Regulations
(50 CFR 402.16) require Federal agencies that have retained
discretionary involvement or control over an action, or where such
discretionary involvement or control is authorized by law, to
reinitiate consultation on previously reviewed actions in instances
where (1) critical habitat is subsequently designated, or (2) new
information or changes to the action may result in effects to critical
habitat not previously considered in the biological opinion.
Consequently, some Federal agencies may request reinitiation of a
consultation or conference with us on actions for which formal
consultation has been completed, if those actions may affect designated
critical habitat or adversely modify or destroy proposed critical
habitat.
Activities subject to the ESA section 7 consultation process
include Federal activities and non-Federal activities requiring a
permit from a Federal agency (e.g., a Clean Water Act, Section 404
dredge or fill permit from the USACE) or some other Federal action,
including funding (e.g., Federal Highway Administration funding for
transportation projects). ESA section 7 consultation would not be
required for Federal actions that do not affect listed species or
critical habitat and for non-Federal activities or activities on non-
federal and private lands that are not federally funded, authorized, or
carried out.
IX. Activities That May Be Affected
ESA section 4(b)(8) requires in any final rule to designate
critical habitat an evaluation and brief description, to the maximum
extent practicable, of those activities that may adversely modify such
habitat or that may be affected by the designation. A wide variety of
activities may affect the critical habitat and may be subject to the
ESA section 7 consultation process when carried out, funded, or
authorized by a Federal agency. These include (1) nearshore and in-
water construction, dredging, and sediment disposal, such as
construction and maintenance of offshore structures such as
breakwaters, groins, jetties, and artificial reefs; construction and
maintenance of transportation projects (e.g., bridges) and utility
projects; dredging and sediment disposal; channel blasting; (2)
fisheries management, such as Federal commercial fisheries and related
activities; (3) oil and gas exploration and development, such as
decommissioning of old oil and gas platforms, construction of nearshore
oil and gas platforms, oil and gas activity transport in the nearshore
environment; (4) renewable energy projects, such as ocean thermal
energy, wave energy, and offshore wind energy; (5) some military
activities, such as in-water training and research; and (6)
aquaculture, such as marine species propagation.
For ongoing activities, we recognize that designation of critical
habitat may trigger reinitiation of past consultations. Although we
cannot predetermine the outcome of section 7 consultations, we do not
anticipate at this time that the outcome of reinitated consultation
would likely require additional conservation measures, because effects
to habitat would likely have been assessed in the original
consultation. We commit to working closely with other Federal agencies
to implement these reinitiated consultations in an efficient and
streamlined manner that, as much as possible and consistent with our
statutory and regulatory obligations,
[[Page 39887]]
minimizes the staff and resource burden and recognizes existing habitat
conservation measures from previously completed ESA consultations.
Further, we will continue to work with other agencies to refine and
revise cost estimates associated with such consultations.
X. Information Quality Act and Peer Review
The data and analyses supporting this designation have undergone a
pre-dissemination review and have been determined to be in compliance
with applicable information quality guidelines implementing the
Information Quality Act (IQA) (Section 515 of Pub. L. 106-554). In
December 2004, the Office of Management and Budget (OMB) issued a Final
Information Quality Bulletin for Peer Review pursuant to the IQA. The
Bulletin established minimum peer review standards, a transparent
process for public disclosure of peer review planning, and
opportunities for public participation with regard to certain types of
information disseminated by the Federal Government. The peer review
requirements of the OMB Bulletin apply to influential or highly
influential scientific information disseminated on or after June 16,
2005. To satisfy our requirements under the OMB Bulletin, we obtained
independent peer review of the Biological and Economic Reports that
support the designation of critical habitat for the loggerhead sea
turtle and incorporated the peer review comments prior to the proposed
rule and within this rulemaking.
XI. Classification
A. Regulatory Planning and Review
The Office of Management and Budget (OMB) has determined that this
final rule is significant under Executive Order 12866. A final Economic
Analysis and 4(b)(2) analysis as set forth herein have been prepared to
support the exclusion process under section 4(b)(2) of the ESA. To
review these documents see ADDRESSES section above.
B. National Environmental Policy Act
We have determined that an environmental analysis as provided for
under the National Environmental Policy Act of 1969 for critical
habitat designations made pursuant to the ESA is not required. See
Douglas County v. Babbitt, 48 F.3d 1495 (9th Cir. 1995), cert. denied,
116 S.Ct. 698 (1996).
C. Regulatory Flexibility Act
Under the Regulatory Flexibility Act (RFA; 5 U.S.C. 601 et seq., as
amended by the Small Business Regulatory Enforcement Fairness Act
(SBREFA) of 1996), whenever an agency publishes a notice of rulemaking
for any final rule (other than one regarding the listing of a species
under the Endangered Species Act), it must prepare and make available
for public comment a regulatory flexibility analysis describing the
effects of the rule on small entities (i.e., small businesses, small
organizations, and small government jurisdictions). We prepared a final
regulatory flexibility analysis (FRFA) pursuant to section 603 of the
Regulatory Flexibility Act (RFA; 5 U.S.C. 601 et seq.; IEc, 2014),
which is an appendix to the final Economic Analysis. The FRFA
incorporates the Initial Regulatory Flexibility Analysis (IRFA), which
was part of the draft economic analysis that accompanied the proposed
rule to designate critical habitat. This document is available upon
request (see ADDRESSES section above). The results are summarized
below.
A statement of the need for and objectives of this final rule is
provided earlier in the preamble and is not repeated here. This final
rule will not impose any recordkeeping or reporting requirements.
Three types of small entities identified in the analysis are (1)
small business, (2) small governmental jurisdiction, and (3) small
organization. The regulatory mechanism through which critical habitat
protections are enforced is section 7 of the ESA, which directly
regulates only those activities carried out, funded, or permitted by a
Federal agency. By definition, Federal agencies are not considered
small entities, although the activities they may fund or permit may be
proposed or carried out by small entities. This analysis considers the
extent to which this designation could potentially affect small
entities, regardless of whether these entities would be directly
regulated by NMFS through the final rule or by a delegation of impact
from the directly regulated entity.
The small entities that may bear the incremental impacts of this
rulemaking are quantified in chapters 3 through 6 of the final Economic
Analysis on four categories of economic activity potentially requiring
modification to avoid destruction or adverse modification of loggerhead
sea turtle critical habitat. Small entities also may participate in ESA
section 7 consultation as an applicant or may be affected by a
consultation if they intend to undertake an activity that requires a
permit, license, or funding from the Federal Government. It is
therefore possible that the small entities may spend additional time
considering critical habitat during section 7 consultation for the
loggerhead sea turtle. Potentially affected activities include
nearshore and in-water construction, dredging and disposal, fisheries,
oil and gas exploration and development, and alternative energy
projects.
Estimated impacts to small entities are summarized by industry in
Exhibit A-1 Exhibit A-2 describes potentially affected small businesses
by NAICS code, highlighting the relevant small business thresholds.
Although businesses affected indirectly are considered, this analysis
considers only those entities for which impacts would not be measurably
diluted, i.e., it focuses on those entities that may bear some
additional costs associated with participation in section 7
consultation.
Based on the number of past consultations and information about
potential future actions likely to take place within proposed critical
habitat areas, this analysis forecasts the number of additional
consultations that may take place as a result of critical habitat (see
Chapters 3 through 6 of the draft Economic Analysis). Based on this
forecast, annual incremental consultation costs that may be borne by
small entities are forecast at $18,000 (discounted at seven percent).
Ideally this analysis would directly identify the number of small
entities which may engage in activities that overlap with the proposed
designation; however, while we track the Federal agencies involved in
the consultation process, we do not track the identity of past permit
recipients or the particulars that would allow us to determine whether
the recipients were small entities. Nor do we track how often Federal
agencies have hired small entities to complete various actions
associated with these consultations. In the absence of this
information, this analysis utilizes Dun and Bradstreet databases to
determine the number of small businesses operating within the NAICS
codes identified in Exhibit A-2. Exhibit A-3 presents the potentially
affected small counties.
The final rule does not directly mandate ``reporting'' or ``record
keeping'' within the meaning of the Paperwork Reduction Act, and does
not impose record keeping or reporting requirements on small entities.
A critical habitat designation requires Federal agencies to initiate a
section 7 consultation to insure their actions do not destroy or
adversely modify critical habitat. During formal section 7 consultation
under the ESA, NMFS, the action agency (Federal agency), and a
[[Page 39888]]
third party participant applying for Federal funding or permitting may
communicate in an effort to minimize potential adverse impacts to the
habitat and/or the essential features. Communication may include
written letters, phone calls, and/or meetings. Project variables such
as the type of consultation, the location, affected essential features,
and activity of concern, may in turn dictate the complexity of these
interactions. Third party costs may include administrative work, such
as cost of time and materials to prepare for letters, calls, or
meetings. The cost of analyses related to the activity and associated
reports may be included in these administrative costs. In addition,
following the section 7 consultation process, entities may be required
to monitor progress during the activity to ensure that impacts to the
habitat and features have been minimized.
A FRFA must identify any duplicative, overlapping, and conflicting
Federal rules. The protections afforded to threatened and endangered
species and their habitat are described in section 7, 9, and 10 of the
ESA. A final determination to designate critical habitat requires
Federal agencies to consult, pursuant to section 7 of the ESA, with
NMFS on any activities the Federal agency funds, authorizes, or carries
out, including permitting, approving, or funding non-Federal activities
(e.g., a Clean Water Act, Section 404 dredge or fill permit from
USACE). The requirement to consult is to ensure that any Federal action
authorized, funded, or carried out will not likely jeopardize the
continued existence of any endangered or threatened species or result
in the destruction or adverse modification of critical habitat. The
incremental impacts forecast in this report and contemplated in this
analysis are expected to result from the critical habitat designation
and not other Federal regulations.
In accordance with the requirements of the RFA (as amended by
SBREFA, 1996) this analysis considers alternatives to the proposed
critical habitat designation for the loggerhead sea turtle. The
alternative of not designating critical habitat for the loggerhead sea
turtle was considered and rejected because such an approach does not
meet the legal requirements of the ESA.
D. Coastal Zone Management Act
Under section 307(c)(1)(A) of the Coastal Zone Management Act
(CZMA) (16 USC 1456(c)(1)(A)) and its implementing regulations, each
Federal activity within or outside the coastal zone that has reasonably
foreseeable effects on any land or water use or natural resource of the
coastal zone shall be carried out in a manner which is consistent to
the maximum extent practicable with the enforceable policies of
approved state coastal zone management programs. We initially
determined that the proposed designation of critical habitat is
consistent to the maximum extent practicable with the enforceable
policies of approved Coastal Zone Management Programs of New Jersey,
Delaware, Maryland, Virginia, North Carolina, South Carolina, Georgia,
Florida, Alabama, Mississippi, Louisiana, and Texas, and submitted this
to the responsible agencies in the aforementioned states for review.
Upon further review of the proposed designation and its supporting
analysis, we have determined that any effects of the designation on
coastal uses and resources are not reasonably foreseeable at this time.
This designation does not restrict any coastal uses, affect land
ownership, or establish a refuge or other conservation area; rather,
the designation only affects the ESA section 7 consultation process.
Through the consultation process, we will receive information on
proposed Federal actions and their effects on listed species and the
designated critical habitat upon which we base our biological opinion.
It will then be up to the Federal action agencies to decide how to
comply with the ESA in light of our opinion, as well as to ensure that
their actions comply with the CZMA's Federal consistency requirement.
At this time, we do not anticipate that this designation is likely to
result in any additional management measures by other Federal agencies.
E. Federalism
Executive Order 13132 requires agencies to take into account any
Federalism impacts of regulations under development. It includes
specific consultation directives for situations in which a regulation
will preempt state law, or impose substantial direct compliance costs
on state and local governments (unless required by statute). We have
determined that the final rule to designate critical habitat for the
loggerhead sea turtle under the ESA does not have Federalism
implications. The designation of critical habitat directly affects only
the responsibilities of Federal agencies. As a result, the rule does
not have substantial direct effects on the States, on the relationship
between the Federal Government and the States, or on the distribution
of power and responsibilities among the various levels of government,
as specified in the Order. State or local governments may be indirectly
affected by the proposed revision if they require Federal funds or
formal approval or authorization from a Federal agency as a
prerequisite to conducting an action. In these cases, the State or
local government agency may participate in the section 7 consultation
as a third party. One of the key conclusions of the incremental
analysis of economic impacts is that we do not expect critical habitat
designation to generate additional requests for project modification in
any of the critical habitat units. Incremental impacts of the
designation will likely be limited to minor additional administrative
costs to NMFS, Federal agencies, and third parties when considering
critical habitat as part of the forecast section 7 consultations.
Therefore, the designation of critical habitat is also not expected to
have substantial indirect impacts on State or local governments.
F. Paperwork Reduction Act
This final rule does not contain a collection-of-information
requirement for purposes of the Paperwork Reduction Act.
G. Unfunded Mandates Reform Act
In accordance with the Unfunded Mandates Reform Act, we make the
following findings: The designation of critical habitat does not impose
an ``enforceable duty'' on state, local, tribal governments, or the
private sector and therefore does not qualify as a Federal mandate. In
general, a Federal mandate is a provision in legislation, statute, or
regulation that would impose an ``enforceable duty'' upon non-federal
governments or the private sector, and includes both ``Federal
intergovernmental mandates'' and ``Federal private sector mandates.''
Under the ESA, the only direct regulatory effect of this final rule
is that Federal agencies must ensure that their actions do not destroy
or adversely modify critical habitat under section 7. While non-Federal
entities who receive Federal funding, assistance, permits, or otherwise
require approval or authorization from a Federal agency for an action
may be indirectly affected by the designation of critical habitat, the
legally binding duty to avoid the destruction or adverse modification
of critical habitat rests squarely on the Federal agency. Furthermore,
to the extent that non-Federal entities are indirectly affected because
they receive Federal assistance or participate in a voluntary Federal
aid program, the
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Unfunded Mandates Reform Act would not apply.
We do not believe that this rule will significantly or uniquely
affect small governments because it is not likely to produce a Federal
mandate of $100 million or greater in any year; that is, it is not a
''significant regulatory action'' under the Unfunded Mandates Reform
Act. In addition, the designation of critical habitat imposes no
obligations on local, state or tribal governments. Therefore, a Small
Government Agency Plan is not required.
H. Takings
Under Executive Order 12630, Federal agencies must consider the
effects of their actions on constitutionally protected private property
rights and avoid unnecessary takings of property. A taking of property
includes actions that result in physical invasion or occupancy of
private property, and regulations imposed on private property that
substantially affect its value or use.
In accordance with Executive Order 12630, the critical habitat
designation does not pose significant takings implications. A takings
implication assessment is not required. This final designation affects
only Federal agency actions (i.e. those actions authorized, funded, or
carried out by Federal agencies). Therefore, the critical habitat
designation does not affect landowner actions that do not require
Federal funding or permits.
This critical habitat designation would not increase or decrease
the current restrictions on private property concerning take of
loggerhead sea turtles, nor do we expect the designation to impose
substantial additional burdens on land use or substantially affect
property values. Additionally, the final critical habitat designation
does not preclude the development of Conservation Plans and issuance of
incidental take permits for non-Federal actions. Owners of property
included or used within the final critical habitat designation would
continue to have the opportunity to use their property in ways
consistent with the survival of listed loggerhead sea turtles.
I. Government to Government Relationships With Tribes
The longstanding and distinctive relationship between the Federal
and tribal governments is defined by treaties, statutes, executive
orders, judicial decisions, and agreements, which differentiate tribal
governments from the other entities that deal with, or are affected by,
the Federal Government. This relationship has given rise to a special
Federal trust responsibility involving the legal responsibilities and
obligations of the United States toward Indian Tribes and the
application of fiduciary standards of due care with respect to Indian
lands, tribal trust resources, and the exercise of tribal rights.
Executive Order 13175, Consultation and Coordination with Indian
Tribal Governments, outlines the responsibilities of the Federal
Government in matters affecting tribal interests. If we issue a
regulation with tribal implications (defined as having a substantial
direct effect on one or more Indian tribes, on the relationship between
the Federal Government and Indian tribes, or on the distribution of
power and responsibilities between the Federal Government and Indian
tribes), we must consult with those governments or the Federal
Government must provide funds necessary to pay direct compliance costs
incurred by tribal governments. The critical habitat designation does
not have tribal implications. The final critical habitat designation
does not include any tribal lands and does not affect tribal trust
resources or the exercise of tribal rights.
J. Energy Effects
Executive Order 13211 requires agencies to prepare a Statement of
Energy Effects when undertaking a ``significant energy action.''
According to Executive Order 13211, ``significant energy action'' means
any action by an agency that is expected to lead to the promulgation of
a final rule or regulation that is a significant regulatory action
under Executive Order 12866 and is likely to have a significant adverse
effect on the supply, distribution, or use of energy. We have
considered the potential impacts of this action on the supply,
distribution, or use of energy (see final Economic Analysis). Oil and
gas exploration and alternative energy projects may affect the
essential features of critical habitat for the loggerhead sea turtle.
Due to the extensive requirements of oil and gas development and
renewable energy projects to consider environmental impacts, including
impacts on marine life, even absent critical habitat designation for
the loggerhead sea turtle, we anticipate it is unlikely that critical
habitat designation will change conservation efforts recommended during
section 7 consultation for these projects. Consequently, it is unlikely
the identified activities and projects will be affected by the
designation beyond the quantified administrative impacts. Therefore,
the designation is not expected to impact the level of energy
production. It is unlikely that any impacts to the industry that remain
unquantified will result in a change in production above the one
billion kilowatt-hour threshold identified in the Executive Order.
Therefore, it is unlikely that the energy industry will experience ``a
significant adverse effect'' as a result of the critical habitat
designation for the loggerhead sea turtle.
XII. References Cited
A complete list of all references cited in this rule making can be
found on our Web site at https://www.nmfs.noaa.gov/pr/species/turtles/loggerhead.htm and is available upon request from the NMFS (see
ADDRESSES).
List of Subjects in 50 CFR Part 226
Endangered and threatened species.
Dated: July 1, 2014.
Eileen Sobeck,
Assistant Administrator, National Marine Fisheries Service.
For the reasons set out in the preamble, 50 CFR part 226 is amended
as set forth below:
PART 226--DESIGNATED CRITICAL HABITAT
0
1. The authority citation of part 226 continues to read as follows:
Authority: 16 U.S.C. 1533.
0
2. Add Sec. 226.223 to read as follows:
Sec. 226.223 Critical habitat for the Northwest Atlantic Ocean
Distinct Population Segment of the loggerhead sea turtle (Caretta
caretta).
Critical habitat is designated for the Northwest Atlantic Ocean
Distinct Population Segment of the loggerhead sea turtle (Caretta
caretta) as described in this section. The textual descriptions of
critical habitat in this section are the definitive source for
determining the critical habitat boundaries. For nearshore reproductive
areas, the areas extend directly from the mean high water (MHW) line
datum at each end of the area seaward 1.6 km. Where beaches are within
1.6 km of each other, nearshore areas are connected, either along the
shoreline (MHW line) or by delineating on GIS a straight line from the
end of one beach to the beginning of another (either from island to
island, or across an inlet or the mouth of an estuary). Although
generally following these rules, the exact delineation of each area was
determined individually because each was unique. The overview maps are
provided for general guidance only and not as a definitive source for
determining critical habitat boundaries.
[[Page 39890]]
(a) Critical habitat boundaries. Critical habitat is designated to
include the following areas:
(1) LOGG-N-1--North Carolina Constricted Migratory Corridor and
Northern Portion of the North Carolina Winter Concentration Area. This
unit contains constricted migratory and winter habitat. The unit
includes the North Carolina constricted migratory corridor and the
overlapping northern half of the North Carolina winter concentration
area. The constricted migratory corridor off North Carolina consists of
waters between 36[deg] N. lat. and Cape Lookout (approximately
34.58[deg] N. lat.) from the edge of the Outer Banks, North Carolina,
barrier islands to the 200 m (656 ft) depth contour (continental
shelf). The constricted migratory corridor overlaps with the northern
portion of winter concentration area off North Carolina. The western
and eastern boundaries of winter habitat are the 20 m and 100 m (65.6
and 328 ft) depth contours, respectively. The northern boundary of
winter habitat starts at Cape Hatteras (35[deg]16' N lat.) in a
straight latitudinal line between 20 and 100 m (65.6-328 ft) depth
contours and ends at Cape Lookout (approximately 34.58[deg] N. lat.).
(2) LOGG-N-2--Southern Portion of the North Carolina Winter
Concentration Area. This unit contains winter habitat only. The
boundaries include waters between the 20 and 100 m (65.6 and 328 ft)
depth contours between Cape Lookout to Cape Fear. The eastern and
western boundaries of winter habitat are the 20 m and 100 m (65.6 and
328 ft) depth contours, respectively. The northern boundary is Cape
Lookout (approximately 34.58[deg] N). The southern boundary is a 37.5
km (23.25 mile) line that extends from the 20 m (65.6 ft) depth contour
at approximately 33.47[deg] N, 77.58[deg] W (off Cape Fear) to the 100
m (328 ft) depth contour at approximately 33.2[deg] N, 77.32[deg] W.
(3) LOGG-N-3--Bogue Banks and Bear Island, Carteret and Onslow
Counties, North Carolina. This unit contains nearshore reproductive
habitat only. The unit consists of nearshore area from Beaufort Inlet
to Bear Inlet (crossing Bogue Inlet) from the MHW line seaward 1.6 km.
(4) LOGG-N-4--Topsail Island and Lea-Huttaf Island, Onslow and
Pender Counties, North Carolina. This unit contains nearshore
reproductive habitat only. The unit consists of nearshore area from New
River Inlet to Rich Inlet (crossing New Topsail Inlet) from the MHW
line seaward 1.6 km.
(5) LOGG-N-5--Pleasure Island, Bald Head Island, Oak Island, and
Holden Beach, New Hanover and Brunswick Counties, North Carolina. This
unit contains nearshore reproductive habitat only. The unit consists of
nearshore area from Carolina Beach Inlet around Cape Fear to Shallotte
Inlet (crossing the mouths of the Cape Fear River and Lockwoods Folly
Inlet), from the MHW line seaward 1.6 km.
(6) LOGG-N-6--North, Sand, South and Cedar Islands, Georgetown
County, South Carolina; Murphy, Cape, Lighthouse Islands and Racoon
Key, Charleston County, South Carolina. This unit contains nearshore
reproductive habitat only. The unit consists of nearshore area from
North Inlet to Five Fathom Creek Inlet (crossing Winyah Bay, North
Santee Inlet, South Santee Inlet, Cape Romain Inlet, and Key Inlet)
from the MHW line seaward 1.6 km.
(7) LOGG-N-7--Folly, Kiawah, Seabrook, Botany Bay Islands, Botany
Bay Plantation, Interlude Beach, and Edingsville Beach, Charleston
County, South Carolina; Edisto Beach State Park, Edisto Beach, and Pine
and Otter Islands, Colleton County, South Carolina. This unit contains
nearshore reproductive habitat only. The unit consists of nearshore
area from Lighthouse Inlet to Saint Helena Sound (crossing Folly River,
Stono, Captain Sam's, North Edisto, Frampton, Jeremy, South Edisto and
Fish Creek Inlets) from the MHW line seaward 1.6 km.
(8) LOGG-N-8--Harbor Island, Beaufort County, South Carolina. This
unit contains nearshore reproductive habitat only. The unit consists of
nearshore area from Harbor Inlet to Johnson Inlet from the MHW line
seaward 1.6 km.
(9) LOGG-N-9--Little Capers, St. Phillips, and Bay Point Islands,
Beaufort County, South Carolina. This unit contains nearshore
reproductive habitat only. The unit consists of nearshore area from
Pritchards Inlet to Port Royal Sound (crossing Trenchards Inlet and
Morse Island Creek Inlet East) from the MHW line seaward 1.6 km.
(10) LOGG-N-10--Little Tybee Island, Chatham County, Georgia: This
unit contains nearshore reproductive habitat only. The boundaries of
this unit are from Tybee Creek Inlet to Wassaw Sound from the MHW line
seaward 1.6 km.
(11) LOGG-N-11--Wassaw Island, Chatham County, Georgia: This unit
contains nearshore reproductive habitat only. The boundaries of the
unit are from Wassaw Sound to Ossabaw Sound from the MHW line seaward
1.6 km.
(12) LOGG-N-12--Ossabaw Island, Chatham County, Georgia; St.
Catherines Island, Liberty County, Georgia; Blackbeard and Sapelo
Islands, McIntosh County, Georgia: This unit contains nearshore
reproductive habitat only. The boundaries of this unit are nearshore
areas from the Ogeechee River to Deboy Sound (crossing St. Catherines
Sound, McQueen Inlet, Sapelo Sound, and Cabretta Inlet), extending from
the MHW line and seaward 1.6 km.
(13) LOGG-N-13--Little Cumberland Island and Cumberland Island,
Camden County, Georgia: This unit contains nearshore reproductive
habitat only. The boundaries of this unit are nearshore areas from St.
Andrew Sound to the St. Marys River (crossing Christmas Creek) from the
MHW line seaward 1.6 km.
(14) LOGG-N-14--Southern Boundary of Kathryn Abbey Hanna Park to
Mantanzas Inlet, Duval and St. Johns Counties, Florida: This unit
contains nearshore reproductive habitat only. The boundaries of the
unit are nearshore areas from the south boundary of Kathryn Abbey Hanna
Park to Matanzas Inlet (crossing St. Augustine Inlet) from the MHW line
seaward 1.6 km.
(15) LOGG-N-15--Northern Boundary of River to Sea Preserve at
Marineland to Granada Blvd., Flagler and Volusia Counties, Florida:
This unit contains nearshore reproductive habitat only. The boundaries
of the unit are nearshore areas from the north boundary of River to Sea
Preserve at Marineland to Granada Boulevard in Ormond Beach from the
MHW line seaward 1.6 km.
(16) LOGG-N-16--Canaveral National Seashore to 28.70[deg] N,
80.66[deg] W near Titusville, Volusia and Brevard Counties, Florida:
This unit contains nearshore reproductive habitat only. Boundaries of
the unit are nearshore areas from the north boundary of Canaveral
National Seashore to 28.70[deg] N, 80.66[deg] W near Titusville (at the
start of the Titusville--Floridana Beach concentrated breeding area)
from the MHW line seaward 1.6 km.
(17) LOGG-N-17--Titusville to Floridana Beach Concentrated Breeding
Area, Northern Portion of the Florida Constricted Migratory Corridor,
Nearshore Reproductive Habitat from 28.70[deg] N, 80.66[deg] W near
Titusville to Cape Canaveral Air Force Station; and Nearshore
Reproductive Habitat from Patrick Airforce Base and Central Brevard
Beaches, Brevard County, Florida: This unit includes overlapping areas
of nearshore reproductive habitat, constricted migratory habitat,
breeding habitat, and Sargassum habitat. The concentrated breeding
habitat area is from the MHW line on shore at 28.70[deg] N, 80.66[deg]
W near Titusville to depths less than 60 m and extending south to
Floridana Beach. This overlaps with waters in the northern portion of
the
[[Page 39891]]
Florida constricted migratory corridor, which begins at the tip of Cape
Canaveral Air Force Station (28.46[deg] N. lat.) and ends at Floridana
beach, including waters from the MHW line on shore to the 30 m depth
contour. Additionally, the above two habitat areas overlap with two
nearshore reproductive habitat areas. The first begins near Titusville
at 28.70[deg] N, 80.66[deg] W to the south boundary of the Cape
Canaveral Air Force Station/Canaveral Barge Canal Inlet from the MHW
line seaward 1.6 km. The second begins at Patrick Air Force Base,
Brevard County, through the central Brevard Beaches to Floridana Beach
from the MHW line seaward 1.6 km.
(18) LOGG-N-18--Florida Constricted Migratory Corridor from
Floridana Beach to Martin County/Palm Beach County Line; Nearshore
Reproductive Habitat from Floridana Beach to the south end of Indian
River Shores; Nearshore Reproductive Habitat from Fort Pierce inlet to
Martin County/Palm Beach County Line, Brevard, Indian River and Martin
Counties, Florida--This unit contains nearshore reproductive habitat
and constricted migratory habitat. The unit contains a portion of the
Florida constricted migratory corridor, which is located in the
nearshore waters from the MHW line to the 30 m depth contour off
Floridana Beach to the Martin County/Palm Beach County line. This
overlaps with two nearshore reproductive habitat areas. The first
nearshore reproductive area includes nearshore areas from Floridana
Beach to the south end of Indian River Shores (crossing Sebastian
Inlet) from the MHW line seaward1.6 km. The second nearshore
reproductive habitat area includes nearshore areas from Fort Pierce
inlet to Martin County/Palm Beach County line (crossing St. Lucie
Inlet) from the MHW line seaward 1.6 km.
(19) LOGG-N-19--Southern Florida Constricted Migratory Corridor;
Southern Florida Concentrated Breeding Area; and Six Nearshore
Reproductive Areas: Martin County/Palm Beach County line to Hillsboro
Inlet, Palm Beach and Broward Counties, Florida; Long Key, Bahia Honda
Key, Woman Key, Boca Grande Key, and Marquesas Keys, Monroe County,
Florida--This unit contains nearshore reproductive habitat, constricted
migratory habitat, and breeding habitat. The unit contains the southern
Florida constricted migratory corridor habitat, overlapping southern
Florida breeding habitat, and overlapping nearshore reproductive
habitat. The southern portion of the Florida concentrated breeding area
and the southern Florida constricted migratory corridor are both
located in the nearshore waters starting at the Martin County/Palm
Beach County line to the westernmost edge of the Marquesas Keys
(82.17[deg] W. long.), with the exception of the waters under the
jurisdiction of NAS Key West. The seaward border then follows the 200 m
depth contour to the westernmost edge at the Marquesas Keys. The
overlapping nearshore reproductive habitat includes nearshore waters
starting at the Martin County/Palm Beach County line to Hillsboro Inlet
(crossing Jupiter, Lake Worth, Boyton, and Boca Raton Inlets) from the
MHW line seaward 1.6 km; Long Key, which is bordered on the east by the
Atlantic Ocean, on the west by Florida Bay, and on the north and south
by natural channels between Keys (Fiesta Key to the north and Conch Key
to the south), and has boundaries following the borders of the island
from the MHW line seaward to 1.6 km; Bahia Honda Key, from the MHW line
seaward 1.6 km; 4) Woman Key, from the MHW line and seaward to 1.6 km;
5) Boca Grande Key, from the MHW line seaward to 1.6 km; 6) the
Marquesas Keys unit boundary, including nearshore areas from the MHW
line seaward to 1.6 km from four islands where loggerhead sea turtle
nesting has been documented within the Marquesas Keys: Marquesas Key,
Unnamed Key 1, Unnamed Key 2, and Unnamed Key 3.
(20) LOGG-N-20--Dry Tortugas, Monroe County, Florida: This unit
contains nearshore reproductive habitat only. The unit boundary
includes nearshore areas from the MHW line and seaward to 1.6 km (1.0
mile) from six islands where loggerhead sea turtle nesting has been
documented within the Dry Tortugas. From west to east, these six
islands are: Loggerhead Key, Garden Key, Bush Key, Long Key, Hospital
Key, and East Key.
(21) LOGG-N-21--Cape Sable, Monroe County, Florida: This unit
contains nearshore reproductive habitat only. The boundaries of the
unit are nearshore areas from the MHW line and seaward to 1.6 km from
the north boundary of Cape Sable at 25.25[deg] N, 81.17[deg] W to the
south boundary of Cape Sable at 25.12[deg] N, 81.07[deg] W.
(22) LOGG-N-22--Graveyard Creek to Shark Point, Monroe County,
Florida: This unit contains nearshore reproductive habitat only. The
boundaries of this unit are nearshore areas from Shark Point
(25.39[deg] N, 81.15[deg] W) to Graveyard Creek Inlet from the MHW line
seaward 1.6 km.
(23) LOGG-N-23--Highland Beach, Monroe County, Florida: This unit
contains nearshore reproductive habitat only. The boundaries of this
unit are from First Bay to Rogers River Inlet from the MHW line seaward
1.6 km.
(24) LOGG-N-24--Ten Thousand Islands North, Collier County,
Florida: This unit contains nearshore reproductive habitat only. The
unit boundary includes nearshore areas from the MHW line seaward 1.6 km
of nine keys where loggerhead sea turtle nesting has been documented
within the northern part of the Ten Thousand Islands in Collier County
in both the Ten Thousand Islands NWR and the Rookery Bay NERR.
(25) LOGG-N-25--Cape Romano, Collier County, Florida: This unit
contains nearshore reproductive habitat only. The boundaries of the
unit are nearshore areas from Caxambas Pass to Gullivan Bay from the
MHW line seaward 1.6 km.
(26) LOGG-N-26--Keewaydin Island and Sea Oat Island, Collier
County, Florida: This unit contains nearshore reproductive habitat
only. The boundaries of the unit are nearshore areas from Gordon Pass
to Big Marco Pass from the MHW line seaward 1.6 km.
(27) LOGG-N-27--Little Hickory Island to Doctors Pass, Lee and
Collier Counties, Florida: This unit contains nearshore reproductive
habitat only. The boundaries of the unit are nearshore areas from
Little Hickory Island to Doctors Pass (crossing Wiggins Pass and Clam
Pass) from the MHW line seaward 1.6 km.
(28) LOGG-N-28--Captiva Island and Sanibel Island West, Lee County,
Florida: This unit contains nearshore reproductive habitat only. The
boundaries of the unit are nearshore areas from the north end of
Captiva/Captiva Island Golf Club (starting at Redfish Pass and crossing
Blind Pass) and along Sanibel Island West to Tarpon Bay Road, from the
MHW line seaward 1.6 km.
(29) LOGG-N-29--Siesta and Casey Keys, Sarasota County; Venice
Beaches and Manasota Key, Sarasota and Charlotte Counties; Knight, Don
Pedro, and Little Gasparilla Islands, Charlotte County; Gasparilla
Island, Charlotte and Lee Counties; Cayo Costa, Lee County, Florida:
This unit contains nearshore reproductive habitat only. The boundaries
of this unit are nearshore areas from Big Sarasota Pass to Catliva Pass
(crossing Venice Inlet, Stump Pass, Gasparilla Pass, and Boca Grande
Pass), from the MHW line seaward 1.6 km.
(30) LOGG-N-30--Longboat Key, Manatee and Sarasota Counties,
Florida: This unit contains nearshore reproductive habitat only. The
boundaries of this unit are the north point of Longboat Key at Longboat
Pass
[[Page 39892]]
to New Pass, from the MHW line seaward 1.6 km.
(31) LOGG-N-31--St. Joseph Peninsula, Cape San Blas, St. Vincent,
St. George and Dog Islands, Gulf and Franklin Counties, Florida: This
unit contains nearshore reproductive habitat only. The boundaries of
this unit are from St. Joseph Bay to St. George Sound (crossing Indian,
West, and East Passes) from the MHW line seaward 1.6 km.
(32) LOGG-N-32--Mexico Beach and St. Joe Beach, Bay and Gulf
Counties, Florida: This unit contains nearshore reproductive habitat
only. The boundaries of the unit are from the eastern boundary of
Tyndall Air Force Base to Gulf County Canal in St. Joseph Bay from the
MHW line seaward 1.6 km.
(33) LOGG-N-33--Gulf State Park to FL/AL state line, Baldwin
County, Alabama; FL/AL state line to Pensacola Pass, Escambia County,
Florida: This unit contains nearshore reproductive habitat only. The
boundaries of the unit are nearshore areas from the west boundary of
Gulf State Park to the Pensacola Pass (crossing Perido Pass and the
Alabama-Florida border) from the MHW line and seaward to 1.6 km.
(34) LOGG-N-34--Mobile Bay -- Little Lagoon Pass, Baldwin County,
Alabama: This unit contains nearshore reproductive habitat only. The
boundaries of the unit are nearshore areas from Mobile Bay Inlet to
Little Lagoon Pass from the MHW line and seaward to 1.6 km.
(35) LOGG-N-35--Petit Bois Island, Jackson County, Mississippi:
This unit contains nearshore reproductive habitat only. The boundaries
of the unit are nearshore areas from Horn Island Pass to Petit Bois
Pass from the MHW line and seaward to 1.6 km.
(36) LOGG-N-36--Horn Island, Jackson County, Mississippi: This unit
contains nearshore reproductive habitat only. The boundaries of the
unit are nearshore areas from Dog Keys Pass to the eastern most point
of the ocean facing island shore from the MHW line and seaward to 1.6
km.
(37) LOGG-S-1--Atlantic Ocean Sargassum: This unit contains
Sargassum habitat and overlaps with breeding habitat (LOGG-N-17). The
western edge of the unit is the Gulf of Mexico-Atlantic border (83[deg]
W. long.) from 24.58[deg] N. lat. to 23.82[deg] N. lat. The outer
boundary of the unit is the U.S. EEZ, starting at the Gulf of Mexico-
Atlantic border (23.82[deg] N. lat., 83[deg] W. long.) and proceeding
east and north until the EEZ coincides with the Gulf Stream at
37.84[deg] N. lat., 70.59[deg] W. long. The inner boundary of the unit
starts at the Gulf of Mexico-Atlantic border (24.58[deg] N. lat.,
83[deg] W. long.) to the outer edge of the breeding/migratory critical
habitat (LOGG-N-19) at 24.34[deg] N. lat., 82.16[deg] W. long., along
the outer edge of the corridor (following the 200 m depth contour)
until it coincides with the breeding habitat off of Cape Canaveral
(LOGG-N-17) at 27.97[deg] N. lat., 80.14[deg] W. long., and from there
roughly following the velocity of 0.401-0.50 m/second (Ocean
Conservancy 2012; PMEL 2012) until it coincides with the outer edge of
the EEZ at 37.84[deg] N. lat., 70.59[deg] W. long.
(38) LOGG-S-2--Gulf of Mexico Sargassum. This unit contains
Sargassum habitat only. The northern and western boundaries of the unit
follow the 10 m depth contour starting at the mouth of South Pass of
the Mississippi River proceeding west and south to the outer boundary
of the U.S. EEZ. The southern boundary of the unit is the U.S. EEZ from
the 10 m depth contour off of Texas to the Gulf of Mexico-Atlantic
border (83[deg] W. long.). The eastern boundary follows the 10 m depth
contour from the mouth of South Pass of the Mississippi River at
28.97[deg] N. lat., 89.15[deg] W. long., in a straight line to the
northernmost boundary of the Loop Current (28[deg] N. lat., 89[deg] W.
long.) and along the eastern edge of the Loop Current roughly following
the velocity of 0.101-0.20 m/second as depicted by Love et al. (2013)
using the Gulf of Mexico summer mean sea surface currents from 1993-
2011, to the Gulf of Mexico-Atlantic border (24.58[deg] N. lat.,
83[deg] W. long.).
(b) Physical or biological features and primary constituent
elements essential for conservation. The physical or biological
features (PBFs) and primary constituent elements (PCEs) essential for
conservation of the Northwest Atlantic Ocean DPS of the loggerhead sea
turtle are identified by habitat type below.
(1) Nearshore reproductive habitat. The PBF of nearshore
reproductive habitat as a portion of the nearshore waters adjacent to
nesting beaches that are used by hatchlings to egress to the open-water
environment as well as by nesting females to transit between beach and
open water during the nesting season. The following PCEs support this
habitat:
(i) Nearshore waters directly off the highest density nesting
beaches and their adjacent beaches, as identified in 50 CFR 17.95(c),
to 1.6 km offshore;
(ii) Waters sufficiently free of obstructions or artificial
lighting to allow transit through the surf zone and outward toward open
water; and
(iii) Waters with minimal manmade structures that could promote
predators (i.e., nearshore predator concentration caused by submerged
and emergent offshore structures), disrupt wave patterns necessary for
orientation, and/or create excessive longshore currents.
(2) Winter habitat. We describe the PBF of the winter habitat as
warm water habitat south of Cape Hatteras near the western edge of the
Gulf Stream used by a high concentration of juveniles and adults during
the winter months. PCEs that support this habitat are the following:
(i) Water temperatures above 10[deg] C from November through April;
(ii) Continental shelf waters in proximity to the western boundary
of the Gulf Stream; and
(iii) Water depths between 20 and 100 m.
(3) Breeding habitat. We describe the PBF of concentrated breeding
habitat as those sites with high densities of both male and female
adult individuals during the breeding season. PCEs that support this
habitat are the following:
(i) High densities of reproductive male and female loggerheads;
(ii) Proximity to primary Florida migratory corridor; and
(iii) Proximity to Florida nesting grounds.
(4) Constricted migratory habitat. We describe the PBF of
constricted migratory habitat as high use migratory corridors that are
constricted (limited in width) by land on one side and the edge of the
continental shelf and Gulf Stream on the other side. PCEs that support
this habitat are the following:
(i) Constricted continental shelf area relative to nearby
continental shelf waters that concentrate migratory pathways; and
(ii) Passage conditions to allow for migration to and from nesting,
breeding, and/or foraging areas.
(5) Sargassum habitat. We describe the PBF of loggerhead Sargassum
habitat as developmental and foraging habitat for young loggerheads
where surface waters form accumulations of floating material,
especially Sargassum. PCEs that support this habitat are the following:
(i) Convergence zones, surface-water downwelling areas, the margins
of major boundary currents (Gulf Stream), and other locations where
there are concentrated components of the Sargassum community in water
temperatures suitable for the optimal growth of Sargassum and
inhabitance of loggerheads;
(ii) Sargassum in concentrations that support adequate prey
abundance and cover;
(iii) Available prey and other material associated with Sargassum
habitat including, but not limited to, plants and cyanobacteria and
animals native to the
[[Page 39893]]
Sargassum community such as hydroids and copepods; and
(iv) Sufficient water depth and proximity to available currents to
ensure offshore transport (out of the surf zone), and foraging and
cover requirements by Sargassum for post-hatchling loggerheads, i.e.,
>10 m depth.
(c) Areas not included in critical habitat. Critical habitat does
not include the following particular areas where they overlap with the
areas described in paragraph (a) of this section:
(1) Pursuant to ESA section 4(a)(3)(B), all areas subject to the
Naval Air Station Key West Integrated Natural Resources Management
Plan.
(2) Pursuant to ESA section 3(5)(A)(i), all federally authorized or
permitted manmade structures such as aids-to-navigation, boat ramps,
platforms, docks, and pilings existing within the legal boundaries on
August 11, 2014.
(d) Maps of loggerhead critical habitat follow:
BILLING CODE 3510-22-P
[GRAPHIC] [TIFF OMITTED] TR10JY14.275
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[FR Doc. 2014-15748 Filed 7-9-14; 8:45 am]
BILLING CODE 3510-22-C