Addressing the cumulative impacts of multiple human pressures in marine systems, for the sustainable use of the seas
Frontiers in Ocean Sustainability,
Год журнала:
2024,
Номер
1
Опубликована: Янв. 4, 2024
Human
activities
at
sea
have
increased,
causing
subsequent
degradation
of
ocean
health
and
affecting
ecosystem
services
societal
goods
benefits.
Climate
change
further
exacerbates
the
cumulative
effects
these
their
associated
pressures.
Hence,
effective
management
multiple
is
imperative
to
ensure
sustainable
use
ocean.
In
response
challenges,
we
developed
a
comprehensive
conceptual
framework
model
within
an
ecosystem-based
approach.
This
encompasses
versatile
toolbox
designed
assess
pressures
environmental
status
under
European
Marine
Strategy
Framework
Directive,
in
compliance
with
Birds
Habitats
Directives
requirements
need
secure
maintenance
provision
Although
examples
current
discussion,
consider
that
there
are
similar
challenges
many
seas
worldwide
so
recommendations
here
widely
applicable.
Our
aim
facilitate
validation,
harmonization,
demonstration
this
across
regional
several
countries,
different
scales,
from
local
regional,
including
overseas
territories.
approach
aims
foster
comparability
assessments.
We
anticipate
proposed
methodologies
will
serve
as
foundational
benchmark
against
which
progress
can
be
assessed
line
expectations
policy
requirements.
Additionally,
work
prepares
groundwork
for
forthcoming
evaluation
suitability,
robustness,
applicability
solutions
tools,
thereby
assisting
managers
achieving
Good
Environmental
Status
(GES),
both
wider
global
contexts,
address
common
worldwide.
Язык: Английский
From Sand to Bell: Novel Predation of Scyphozoans by the Giant Caribbean Sea Anemone Condylactis gigantea (Weinland, 1860) from the Western Atlantic
Diversity,
Год журнала:
2025,
Номер
17(2), С. 111 - 111
Опубликована: Фев. 3, 2025
Predation
is
a
fundamental
ecological
process
that
shapes
marine
ecosystem
dynamics.
This
study
reveals
novel
predator–prey
interaction
between
the
giant
Caribbean
sea
anemone
Condylactis
gigantea
and
two
jellyfish
species
Cassiopea
sp.
Aurelia
sp.,
challenging
traditional
understanding
of
feeding
habits.
Observations
from
citizen
science
platforms
field
recordings
documented
C.
successfully
capturing
consuming
these
gelatinous
organisms.
The
research
highlights
trophic
plasticity
gigantea,
demonstrating
its
ability
to
prey
on
larger
organisms
beyond
traditionally
known
diet.
predation
event
represents
possible
benthic–pelagic
coupling
mechanism
underscores
value
in
rare
interactions.
Язык: Английский
Comparing Ecosystem Structure and Function of the Geheyan Reservoir Based on the Ecopath Model After a Fishing Ban
Fishes,
Год журнала:
2025,
Номер
10(4), С. 168 - 168
Опубликована: Апрель 9, 2025
The
Geheyan
Reservoir,
located
on
the
Qingjiang
River,
a
tributary
of
Yangtze
is
important
for
regional
water
supplies
and
ecological
conservation.
Understanding
changes
in
ecosystem
structure
function
has
become
critical
assessing
efficacy
after
implementation
fishing
ban.
This
study
employs
Ecopath
model
to
examine
characteristics
Reservoir
before
(2017)
(2022)
results
show
significant
differences
trophic
levels,
energy
transfer
efficiency,
maturity
between
two
periods.
levels
increased
from
3.36
pre-fishing
ban
3.89
post-ban,
indicating
an
enhanced
complexity
food
web
structure.
highest
eco-trophic
efficiency
major
commercial
fish
species
ban,
improved
utilization
efficiency.
However,
bottlenecks
were
still
observed
II
IV,
suggesting
ongoing
challenges
nutrient
cycling.
total
primary
production-to-total
respiration
ratio
(6.93)
connectivity
index
(0.25)
indicate
that
ecosystem’s
stability
have
These
findings
underscore
ban’s
effectiveness
provide
scientific
foundation
sustainable
management
similar
ecosystems
River
Basin.
Язык: Английский
Ecologically and Biologically Significant Areas (EBSAs) as an enabling mechanism for transboundary marine spatial planning
Marine Policy,
Год журнала:
2024,
Номер
166, С. 106231 - 106231
Опубликована: Июнь 5, 2024
Язык: Английский
The Spatial Distribution Dynamics of Shark Bycatch by the Longline Fishery in the Western and Central Pacific Ocean
Journal of Marine Science and Engineering,
Год журнала:
2025,
Номер
13(2), С. 315 - 315
Опубликована: Фев. 8, 2025
Shark
bycatch
represents
a
substantial
issue
in
the
management
of
oceanic
fisheries.
Utilizing
data
on
shark
from
longline
fishery,
as
released
by
Western
and
Central
Pacific
Fisheries
Commission,
this
study
applied
boosted
regression
tree
model
to
examine
impact
environmental
factors
per
unit
effort
(BPUE)
key
species,
well
predict
spatial
distribution
dynamics
both
BPUE
risk
(BR).
The
findings
emphasize
that
oxygen
concentration,
sea
surface
temperature,
chlorophyll-a
concentration
are
paramount
sharks’
BPUE.
Furthermore,
compared
variations
preferences
across
diverse
pinpointing
attributes
defining
ecological
niches
distinct
populations.
predictions
identified
hotspots
BR
for
bigeye
thresher
(Alopias
superciliosus),
longfin
mako
(Isurus
paucus),
silky
(Carcharhinus
falciformis),
whitetip
longimanus)
tropical
latitudes
(10°
S
15°
N),
blue
(Prionace
glauca)
shortfin
oxyrinchus)
temperate
zones
(south
30°
or
north
N).
geometric
center
analysis
indicated
all
species
exhibited
large
annual
fluctuations
BR,
most
populations
displayed
significant
shifting
trends.
Several
grids
(5°
×
5°)
were
high-risk
areas
due
their
considerable
contribution
bycatch.
centers
observed
shift
eastward
towards
equatorial
waters,
This
underscores
necessity
considering
beyond
when
identifying
critical
implementation
area-specific
mitigation
measures.
insights
derived
can
enhance
support
development
enforcement
targeted
area-based
fishery
initiatives.
Язык: Английский
Microplastic contamination in threatened wild felids of India: Understanding environmental uptake, feeding implications, and associated risks
Shrayan Bhattacharjee,
Pradipta Kumar Ghosh,
Shambadeb Basu
и другие.
Environmental Research,
Год журнала:
2025,
Номер
unknown, С. 121218 - 121218
Опубликована: Фев. 1, 2025
Язык: Английский
Spatial Variation in Food Web Structures, Energy Flows, and System Attributes Along the Pearl River and Their Indications of Protection and Restoration
Ecology and Evolution,
Год журнала:
2025,
Номер
15(2)
Опубликована: Фев. 1, 2025
ABSTRACT
River
ecosystems
are
facing
significant
degradation
from
human
activities,
which
impact
both
biotic
(e.g.,
fish
and
invertebrates)
abiotic
components
water
habitat).
A
comprehensive
comparison
of
energy
flow
patterns
system
attributes
among
river
food
webs
under
different
levels
interference
is
highly
important
for
developing
management
strategies
to
protect
ecosystems.
Along
the
subtropical
Pearl
River,
six
spatial
zones,
including
agricultural,
industrial,
island,
urban,
factory,
estuarine
areas,
were
chosen
construct
Ecopath
models.
The
output
results
revealed
that
highest
trophic
level
was
3.8–4.2,
occupied
by
softshell
turtles
piscivorous/carnivorous
fish.
most
diverse
functional
groups
found
in
island
zones
due
their
heterogeneous
habitats
high
submerged
vegetation
coverage
transition
area
between
fresh
brackish
water).
In
contrast,
web
structure
industrial
zone
destroyed
pollution
sewage
discharge)
habitat
degradation.
increase
exotic
species
decrease
native
top
predators
two
factors
result
low
efficiency
transmission.
series
Lindeman
transfer
mixed
predator–prey
impacts),
structural
keystoneness,
omnivory,
Finn's
path
length),
theoretical
connectance
ascendency)
indices
health
maturity
sections
can
be
ranked
as
>
agricultural
urban
factory
zones.
chains
led
(
Pelodiscus
sinensis
),
piscivores
Elopichthys
bambusa
molluscivores
Mylopharyngodon
piceus
herbivores
Ctenopharyngodon
idelus
)
could
used
indicate
functioning
Our
suggest
ecological
should
focus
more
efforts
on
protecting
original
with
feeding/spawning
grounds),
monitoring
bioindicators
keystone
impacts
web,
evaluating
play
roles
upward
Язык: Английский
Togutil Tribe’s Ecological Hunting Calendar on Halmahera Island, Indonesia
Global Ecology and Conservation,
Год журнала:
2024,
Номер
55, С. e03244 - e03244
Опубликована: Окт. 9, 2024
Язык: Английский
Anthropogenic Perturbation of Arctic Plankton Community
Опубликована: Янв. 1, 2024
Язык: Английский
Ex vivo and in vitro methods as a platform for studying anthropogenic effects on marine mammals: four challenges and how to meet them
Frontiers in Marine Science,
Год журнала:
2024,
Номер
11
Опубликована: Окт. 11, 2024
Marine
mammals
are
integral
to
global
biodiversity
and
marine
health
through
their
roles
in
coastal,
benthic,
pelagic
ecosystems.
face
escalating
threats
from
climate
change,
pollution,
human
activities,
which
perturb
oceanic
environment.
The
diverse
biology
extreme
adaptations
evolved
by
make
them
important
study
subjects
for
understanding
anthropogenic
pressures
on
However,
ethical
logistical
constraints
restrict
the
tractability
of
experimental
research
with
live
mammals.
Additionally,
studies
effects
changing
ocean
environments
further
complicated
intricate
gene-environment
interactions
across
populations
species.
These
obstacles
can
be
overcome
a
comprehensive
strategy
that
involves
systems-level
approach
integrating
genotype
phenotype
using
rigorously
defined
conditions
vitro
ex
vivo
.
A
thorough
analysis
between
genetics
exposure
will
enable
robust
predictions
about
how
environmental
changes
affect
populations.
In
this
perspective,
we
discuss
four
challenges
implementing
such
non-invasive
approaches
scientific
fields
international
borders:
1)
practical
limitations
experimentation
mammals,
2)
accessibility
relevant
tissue
samples
cell
cultures;
3)
open
access
harmonized
methods
datasets
4)
equitable
practices.
Successful
implementation
proposed
has
potential
impact
inspire
new
solutions
strategies
conservation.
Язык: Английский