Sustainability,
Journal Year:
2023,
Volume and Issue:
15(8), P. 6583 - 6583
Published: April 13, 2023
To
address
the
issue
of
minimum
mesh
size
regulations
stow
net
fishery
for
croaker
species,
we
tested
and
compared
selectivity
exploitation
pattern
diamond-
square-mesh
codends
with
sizes
35,
45
55
mm
little
yellow
(Larimichthys
polyactis),
silver
(Pennahia
argentata),
flower
(Nibea
albiflora)
in
Yellow
Sea,
China.
Our
results
showed
that
legal
codend
(35
diamond-mesh)
was
inadequate
to
protect
juvenile
species
because
more
than
75%
undersized
individuals
were
retained,
discard
ratios
as
high
approximately
60%.
Irrespective
shape,
increasing
could
significantly
improve
species.
Between
same
size,
had
higher
diamond-mesh
codends.
Based
on
results,
recommended
rational
stocks.
This
study
can
provide
feasibility
insight
enforcement
reform
management
strategies
sustainable
fishing
Chinese
fisheries.
Proceedings of the National Academy of Sciences,
Journal Year:
2023,
Volume and Issue:
121(1)
Published: Dec. 26, 2023
Climate
change
is
a
new
disrupter
to
global
fisheries
systems
and
their
governance
frameworks.
It
poses
pressing
management
challenge,
particularly
in
China,
which
renowned
as
the
world’s
largest
fishing
country
seafood
producer.
As
climate
continues
intensify
region
awareness
grows
within
country’s
national
policy,
need
understand
China’s
fisheries’
resilience
escalating
crisis
becomes
paramount.
In
this
study,
we
conduct
an
interdisciplinary
analysis
assess
vulnerability
risk
of
marine
capture
response
change.
This
study
employs
spatially
explicit,
indicator-based
approach
with
coupled
social–ecological
framework,
focusing
on
67
species
11
coastal
regions.
By
integrating
diverse
sets
climatic,
ecological,
economic,
societal,
indicators
information,
elucidate
factors
that
could
hinder
adaptation,
including
limited
understanding
fish
early
life
stages,
uncertainty
production,
unequal
allocation
accessibility
resources,
inadequate
consideration
inclusive
adaptive
management.
Our
results
show
species,
have
managed
survive
stress
overfishing,
demonstrate
remarkable
ability
adapt
However,
collapsing
stocks
such
large
yellow
croaker
face
high
due
synergistic
effects
inherent
biological
traits
external
interventions.
We
emphasize
imperative
build
institutional,
scientific,
social
capacity
support
adaptation.
The
scientific
insights
provided
by
can
inform
decisions
promote
operationalization
climate-resilient
China
other
Reviews in Fisheries Science & Aquaculture,
Journal Year:
2023,
Volume and Issue:
31(4), P. 458 - 482
Published: May 19, 2023
Mixed
fisheries
occur
when
multiple
species
are
caught
together
and
harvested
by
fleets.
The
biological
technical
interactions
in
mixed
distinguish
them
from
single-species
fisheries,
which
makes
challenging
for
their
assessment
management.
present
knowledge
synthesis
reviewed
pertinent
policy
documents
academic
databases
twenty-three
worldwide;
aiming
to
characterize
attributes
of
provide
overviews
on
management,
assess
current
research
progress,
identify
key
factors
that
impact
management
effectiveness.
were
found
exhibit
varying
characteristics
worldwide,
rendering
the
implementation
universal
solutions
unlikely.
While
stock
mostly
based
approaches,
additional
considerations
incorporated
at
various
scales,
including
multispecies,
sector-specific,
fishery,
ecosystem
levels.
Ecosystem-wide
most
significant
contributor
improved
performance
terms
conserving
biomass
preventing
overfishing,
underscoring
merits
Ecosystem-based
Fisheries
Management
(EBFM)
principle.
demonstrated
regional
thematic
variations,
with
popular
topics
addressing
immediate
practical
concerns,
less
frequently
discussed
offering
valuable
insights
related
climate
change
socio-ecological
perspectives.
identified
available
approaches
different
jurisdictions,
yet
diversity
highlighted
a
lack
global
consensus
best
practices.
Future
will
benefit
balancing
tradeoffs
between
ecological
socio-economic
needs,
implementing
EBFM,
adopting
diverse
harmonized
tools,
prioritizing
monitoring
efforts.
Diversity,
Journal Year:
2023,
Volume and Issue:
15(5), P. 649 - 649
Published: May 10, 2023
Improving
prediction
of
ecological
responses
to
climate
variability
requires
understanding
how
local
fish
population
dynamics
are
impacted
by
events.
The
present
study
was
conducted
in
the
Beibu
Gulf
northwestern
South
China
Sea
where
fisheries
characterized
high
and
commercial
value.
We
evaluated
relationship
between
major
(abundance
distribution)
periods,
using
survey
data
from
2006–2020.
analysis
random
forest
GAM
models
show
that
events
not
best
predictors
for
variations
abundance,
because
abundance
most
stocks
decreases
significantly
with
year,
increasing
fishing
pressure
over
time
can
better
explain
overall
downward
trend
fishery
stocks.
However,
environmental
variables
correlate
interannual
variation
ONI
may
impact
short
terms.
Our
research
suggests
leading
higher
surface
seawater
salinity
winter
favors
pelagic
fishes
improving
habitat
availability,
near-surface
chlorophyll-α
concentration
during
La
Niña
provides
food
condition
overwintering
fish.
In
addition,
there
is
no
clear
evidence
climatic
have
a
significant
on
gravity
center
distribution,
whereas
change
has
caused
move
cooler
coastal
waters
north.
Heliyon,
Journal Year:
2023,
Volume and Issue:
9(7), P. e18058 - e18058
Published: July 1, 2023
Most
fisheries
in
developing
countries
are
data-limited,
which
creates
a
huge
challenge
to
the
fishery
management.
Therefore
full
utilization
of
available
information
is
essential.
Japanese
anchovy
(Engraulis
japonicus)
plays
key
role
marine
ecosystem,
but
population
Yellow
Sea
China
has
declined
recent
decades,
also
data-limited
fishery.
In
order
implement
robust
management
strategies
recover
stock,
based
on
as
well
associated
uncertainties,
here
we
examine
its
strategy
evaluation
using
computer
software
package
toolkit
(DLMtool).
Results
indicated
that
fishing
pressure
should
be
slightly
reduced
and
length
at
first
capture
exceed
maturity.
These
high
probably
conductive
recovery.
We
selected
some
procedures
performed
this
study,
such
minlenLopt1.
Paying
attention
quantitative
dynamics
perfecting
data
collection
important
for
future
against
uncertainties
both
model
data.
Journal of Marine Science and Engineering,
Journal Year:
2023,
Volume and Issue:
11(1), P. 121 - 121
Published: Jan. 5, 2023
Fishery
resources
play
an
important
role
in
the
national
economy
and
ecological
diversity
China;
it
is
of
great
significance
to
evaluate
rationally
exploit
fishery
resources.
Most
fisheries
off
coast
China
are
data-limited,
as
complex
assessment
models
not
suitable
for
its
resource
assessment.
Therefore,
data-limited
among
current
research
hotspots.
In
this
paper,
two
new
(Bayesian
state–space
implementation
Schaefer
production
model
(BSM)
Monte
Carlo
MSY
estimation
(CMSY))
were
used
Scomber
japonicus
Muraenesox
cinereus
East
Sea.
The
results
showed
that
estimated
value
S.
was
220
×
103
t
240
t,
F/FMSY
greater
than
one,
B/BMSY
very
close
indicating
Sea
had
been
overfished.
M.
ranged
from
140
170
t.
at
biological
reference
point
one
less
overfished
declined.
Both
can
be
offshore
China.
To
better
understand
impact
uncertainty
on
assessment,
more
should
carried
out
these
models.
