Acta Aquatica Turcica,
Год журнала:
2023,
Номер
19(3), С. 257 - 265
Опубликована: Март 14, 2023
Bu
çalışmada,
hedef
türün
alabalık
olduğu
ve
238
amatör
balıkçının
katılımı
ile
26-27.03.2022
tarihleri
arasında,
Keban
Baraj
Gölü’nde
gerçekleştirilmiş
olan
bir
sportif
olta
balıkçılığı
turnuvasında
yakalanmış
balıkların
av
kompozisyonu
(I),
katılımcıların
birim
çabaya
düşen
miktarlarını
(II),
uygulanan
avcılık
tekniğini
(III),
kullanılan
iğnelerin
balık
vücudunda
tutunduğu
anatomik
bölgelere
(IV)
çıkarılma
süreleri
kanamaya
yol
açıp
açmadığını
(V)
belirlemek
amacıyla
yapılmıştır.
Alabalık
için
ilan
edilen
yasal
asgari
boyu
25
cm’nin
minimum
olarak
uygulandığı
turnuvada,
25,4
–
49,2
cm
total
boy
180,2
2100,5
g
ağırlık
aralığında
24
adet
yakalanmıştır.
Avın
%37,5’inin
avlandığı
rapala
en
verimli
türü
iken,
%33,4
kaşık,
%20,8
spinner
%8,3
jig
izlemiştir.
Kullanılan
tiplerine
göre
miktarları
arasında
istatistiksel
farklılık
bulunmamıştır
(X2=4,39,
p>0,05).
Yakalanan
ortalama
değerleri
göstermemiştir
(p>0,05).
İğnelerin
vücuduna
yüksek
oranda
alt
çeneden
(%66,7)
tespit
edilmiştir.
İğne
tipi
tutunma
noktası
çıkarılması
sürecinde
avın
%83,3’ünde
kanama
gözlemlenmemiş,
(%75)
sebep
olmuştur.
Olta
balıkçısı
başına
saatlik
verimi
0,007
(CPUE),
ta
5,1
(YPUE)
belirlenmiştir.
Sonuç
ülkemizde
yapılan
turnuvalarından
elde
edilecek
veriler,
sürdürülebilir
balıkçılık
stok
yönetimi
açısından
ihtiyaç
duyulan
bazı
verilerin
eksikliğinin
giderilmesi
bakımından
önemli
olacaktır.
Fisheries,
Год журнала:
2024,
Номер
49(12), С. 565 - 576
Опубликована: Авг. 27, 2024
Abstract
Effective
modern
conservation
depends
on
active
stakeholder
participation.
Although
engagement
is
increasing,
the
extent
of
this
and
successful
application
outcomes
to
science
management
varies
regionally
among
types
fisheries.
A
collaborative
model
that
emphasizes
knowledge
coproduction
with
stakeholders
better
identifies
research
needs
threats,
influences
policy
outcomes.
Stakeholder
integration
can
be
facilitated
by
nongovernment
organizations,
such
as
boundary
organizations.
Bonefish
Tarpon
Trust
a
science-based,
organization
founded
in
1998
recreational
fishers
fishing
guides
focuses
marine
fisheries
Caribbean
Sea
western
North
Atlantic
Ocean.
The
engages
directly,
incorporating
their
perspectives
identify
concerns,
shape
research,
contribute
data
collection,
disseminate
information,
work
resource
managers
scientific
researchers
address
needs.
This
approach
demonstrated
case
studies
show
science,
assessment
findings
for
flats
fishery
Ocean,
context
broader
efforts
collaboration
toward
actionable
inform
management.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Янв. 2, 2025
Abstract
Embracing
local
knowledge
is
vital
to
conserve
and
manage
biodiversity,
yet
frameworks
do
so
are
lacking.
We
need
understand
which,
how
many
holders
needed
ensure
that
management
recommendations
arising
from
not
skewed
towards
the
most
vocal
individuals.
Here,
we
apply
a
Wisdom
of
Crowds
framework
data-poor
recreational
catch-and-release
fishery,
where
individuals
interact
with
natural
resources
in
different
ways.
aimed
test
whether
estimates
fishing
quality
diverse
groups
(multiple
ages
years
experience),
were
better
than
provided
by
homogenous
thresholds
exist
for
number
capture
estimates.
found
diversity
matters;
using
random
subsampling
combined
saturation
principles,
determine
targeting
31%
survey
sample
size
captured
75%
unique
responses.
Estimates
small
subsets
this
outperformed
groups;
sufficiently
crowds
just
as
effective
large
estimating
ecological
state.
advocate
more
research
application.
Reviews in Fish Biology and Fisheries,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 22, 2025
Abstract
Long-term
continuous
datasets
that
record
fishery
catch
are
key
to
predicting
and
managing
changes
in
fisheries.
Unfortunately,
long-term
rare
for
recreational
fisheries,
which
hinders
our
ability
understand
within
these
Here
we
use
several
unconventional
datasets,
including
tournament
tagging
program
data,
assess
composition
over
time
the
Australian
east
coast
marlin
fishery.
We
found
significant
species
size
of
time.
In
1930s,
was
solely
comprised
striped
(
Kajikia
audax
)
black
Istiompax
indica
marlin.
Black
proportionally
dominated
1940s
1980s,
but
proportions
blue
Makaira
nigricans
increased
significantly
from
1980s
until
present.
Currently,
is
primarily
black,
a
lesser
extent
Declines
mean
weight
were
also
evident
1930s
1980s.
Technological
advances
improving
offshore
access
may
have
driven
composition.
Our
results
demonstrate
potential
change
technology
gear
reshaping
This
highlights
how
particularly
those
offshore,
changed
with
time,
future
technological
dramatically
alter
fisheries
globally.
Graphic
abstract
ABSTRACT
Flats
ecosystems
are
dynamic,
shallow,
nearshore
marine
environments
that
interconnected
and
provide
immense
ecological
socio-economic
benefits.
These
habitats
support
a
diversity
of
fish
populations
various
fisheries,
yet
they
increasingly
threatened
by
anthropogenic
stressors,
including
overfishing,
habitat
degradation,
coastal
development,
the
cascading
effects
climate
change.
Effective
management
restoration
essential
but
often
missing
for
flats
ecosystems.
Despite
navigating
landscape
imperfect
knowledge
these
systems,
decisive
action
implementation
protection
is
currently
needed
through
policy
practice.
We
present
comprehensive
set
10
strategic
guiding
principles
necessary
integrating
conservation
flat
include
calls
ecosystem-based
management,
adaptive
strategies
leverage
diverse
partnerships,
scientific
research,
legislative
initiatives,
local
traditional
knowledge.
Drawing
on
successes
in
other
environmental
realms,
we
emphasize
importance
evidence-informed
approaches
to
address
complexities
uncertainties
aim
advance
restoration,
promoting
integrity
strengthening
resilience
important
environments.
Marine and Coastal Fisheries,
Год журнала:
2025,
Номер
17(3)
Опубликована: Май 1, 2025
ABSTRACT
Objective:
The
Bonefish
Albula
vulpes
is
a
popular
sport
fish
found
throughout
the
tropical
western
Atlantic
Ocean.
In
south
Florida,
concerns
have
been
raised
over
population
decline
of
this
species,
primarily
attributed
to
degradation
their
nearshore
habitats.
While
foraging
and
spawning
habitat
types
identified
protective
actions
taken,
early
life
history
associations
for
yet
be
described.
presence
more
broadly
distributed
cryptic
congeners,
A.
goreensis
undescribed
cf.
vulpes,
also
with
undefined
preferences,
has
complicated
previous
efforts.
objective
study
was
leverage
long-term
state
agency
monitoring
Florida
estuaries
describe
parse
nursery
habitats
spp.
better
inform
conservation
efforts
targeted
towards
recovering
protecting
fishery.
Methods:
We
summarized
spatiotemporal
patterns,
environmental
tolerances,
associations.
used
generalized
additive
model
identify
realized
community
within
Indian
River
Lagoon.
Data
were
sourced
from
Fish
Wildlife
Conservation
Commision
statewide
Fisheries-Independent
Monitoring
program.
Post-time
series
unassociated
sampling
provided
specimens
genetic
species
identification
allowed
descriptions
applied
species-level
context.
Results:
From
1996
2019,
522
juvenile
124
larval
caught
using
multiple
gears,
than
half
catches
coming
most
frequently
captured
sand
mud
bottom
no
vegetation
or
low-structure
sea
grass
(shoal
Halodule
wrightii).
Juveniles
tolerant
substantial
variability
in
water
conditions
estuaries,
ranges
modeled
Lagoon
temperatures
21.3–33.5°C,
dissolved
oxygen
2.2–13.7
mg/L,
salinity
18.0–38.9‰.
Within
Lagoon,
catch
per
unit
effort
increased
significantly
2011
onward,
coinciding
mass
die-off
event.
Similar
described
dynamics
Bahamas,
heterospecific
interactions
mojarra
Eucinostomus
observed,
while
novel
marine
penaeid
shrimp
Farfantepenaeus
are
due
combination
biological
physical
processes.
Species
genetically
dominated
by
goreensis.
Conclusions:
estuarine
preferences
representative
goreensis,
though
co-occurred
some
samples.
continues
unidentified
at
scale
that
would
support
fishery,
maintaining
needed
its
use
Florida.