Folia Biologica,
Год журнала:
2023,
Номер
71(4), С. 181 - 194
Опубликована: Дек. 29, 2023
W
ięcaszek
B.,
P
anicz
R.,
E
ljasik
P.,
Tański
A.,
B
ushra
A.
2023.
Molecular
and
biological
studies
of
nonindigenous
extremely
rare
fish
species
from
the
western
Baltic
reported
Pomeranian
Bay
(southwest
Proper).
Folia
Biologica
(Kraków)
71:
181-194.
Water
inflows
North
Sea
to
are
recognized
as
a
significant
factor
influencing
diversity
in
region.
In
this
report,
we
present
findings
on
three
newly
discovered
(
Solea
solea
,
Merluccius
merluccius
Limanda
limanda
)
presence
that
were
previously
seldom
observed
associated
oligohaline
waters
Szczecin
Lagoon.
These
fishes
incidentally
captured
during
monitoring
surveys
commercially
important
species.
Species
identification
relied
partial
sequences
cytochrome
c
oxidase
subunit
I
COI
),
b
cytb
rhodopsin
rho
genes,
well
morphometric
diagnostic
characteristics.
Upon
comparing
obtained
with
GenBank
records,
it
was
revealed
for
acc.
no.
OM737733)
Chelidonichthys
lucerna
OM737734)
constitute
new
DNA
barcodes.
The
majority
our
study
matched
those
available
inhabiting
Sea,
suggesting
spatial
temporal
linkages
between
two
seas.
remaining
exhibited
similarity
data
Cantabrian
coasts
France,
Norwegian
Sea.
results,
conjunction
information
saline
previous
occurrences,
indicate
bycatch
could
serve
potential
bioindicators
environmental
changes
area.
Annual Review of Animal Biosciences,
Год журнала:
2023,
Номер
12(1), С. 233 - 259
Опубликована: Окт. 20, 2023
Sexual
reproduction
is
prevalent
across
diverse
taxa.
However,
sex-determination
mechanisms
are
so
that
even
closely
related
species
often
differ
in
systems.
Teleost
fish
a
taxonomic
group
with
frequent
turnovers
of
sex-determining
and
thus
provides
us
great
opportunities
to
investigate
the
molecular
evolutionary
underlying
turnover
Here,
we
compile
recent
studies
on
diversity
fish.
We
demonstrate
genes
TGF-β
signaling
pathway
frequently
used
for
master
(MSD)
genes.
MSD
arise
via
two
main
mechanisms,
duplication-and-transposition
allelic
mutations,
few
exceptions.
also
temperature
influences
sex
determination
many
species,
those
chromosomes,
higher
temperatures
inducing
differentiation
into
males
most
cases.
Finally,
review
theoretical
models
discuss
what
questions
remain
elusive.
Journal of Fish Biology,
Год журнала:
2023,
Номер
103(4), С. 828 - 838
Опубликована: Фев. 9, 2023
Abstract
Within
the
thermal
tolerance
range
of
fish,
metabolism
is
known
to
escalate
with
warming.
Rapid
thermic
changes
also
trigger
a
series
physiological
responses,
including
activation
stress
axis,
producing
cortisol.
Fish
have
adapted
their
environment
by
low
level
plasmatic
cortisol
when
unstressed
(basal),
so
that
thriving
in
natural
temperature
should
not
impact
basal
levels.
Yet,
surprisingly,
little
on
how
affects
within
and
between
fish
species.
Here,
we
conducted
phylogenetic
meta‐analysis
(1)
test
whether
can
explain
differences
species
(2)
evaluate
role
levels
individuals
same
To
do
this,
retrieved
plasma
data
from
126
studies,
investigating
33
marine
freshwater
species,
correlated
it
water
temperature.
Intra‐species
variability
was
further
investigated
two
species:
European
sea
bass
Dicentrarchus
labrax
Nile
tilapia
Oreochromis
niloticus
.
Factors
such
as
life
stage,
sex
weight
were
considered
analyses.
Overall,
our
analysis
revealed
clear
positive
correlation
at
which
live.
The
has
been
confirmed
D.
,
while
failed
be
significant
O.
In
this
paper,
influence
habitat,
discussed.
Since
some
abiotic
parameters
included
analysis,
study
call
encourage
scientists
systematically
report
other
key
factors
dissolved
oxygen
or
salinity
fully
depict
temperature‐cortisol
relationship
fishes.
Journal of Fish Biology,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 24, 2025
Abstract
Sprat
Sprattus
sprattus
(Linnaeus,
1758)
is
one
of
the
most
significant
commercial
fish
species
in
Black
Sea.
This
study
examines
sex
ratio,
size–age
structure,
growth,
and
mortality
sprat
waters
Crimea
from
2021
to
2023.
The
paper
discusses
geographic
variability
influence
temperature,
food
availability,
fishing
pressure
on
life
history
this
species.
In
total,
2113
individuals
catches
were
examined.
ratio
was
slightly
skewed
towards
females
(1:0.83).
maximum
total
length
for
both
males
10.0
cm,
with
a
weight
8.51
g
6.73
males.
lifespan
sexes
4
years.
Bertalanffy
growth
equation
parameters
calculated,
L
∞
=
13.79
W
16.3
g,
K
0.237
year
−1
t
0
−1.53
year.
exponent
value
length–weight
relationship
3.14
(positive
allometric
relationship).
natural
coefficients
2.13,
0.65
1.48
,
respectively,
exploitation
0.70,
indicating
excessive
pressure.
It
determined
that
lower
latitudes
had
smaller
sizes,
slower
rates
shorter
lifespans
compared
higher
latitudes.
A
strong
negative
correlation
found
between
size
sea
surface
temperature.
Excessive
against
backdrop
climate
warming
identified
as
cause
reduction
Sea,
therefore
it
recommended
reduce
volume
increase
its
minimum
landing
preserve
population
Frontiers in Ecology and Evolution,
Год журнала:
2023,
Номер
11
Опубликована: Июнь 13, 2023
Introduction
Individual
metabolism
has
been
identified
as
a
key
variable
for
predicting
responses
of
individuals
and
populations
to
climate
change,
particularly
aquatic
ectotherms
such
fishes.
Predictions
organism
standard
metabolic
rate
(SMR),
the
thermal
sensitivity
are
typically
based
on
allometric
scaling
rules
respirometry-based
measures
respiratory
potential
under
laboratory
conditions.
The
relevance
laboratory-based
measurement
theoretical
predict
performance
free-ranging
animals
in
complex
natural
settings
questioned,
but
determining
time
averaged
wild
is
challenging.
Methods
Here
we
draw
stable
isotope
compositions
aragonite
fish
otoliths
estimate
experienced
temperature
expressed
field
(FMR)
simultaneously
retrospectively
at
an
individual
level.
We
apply
otolith
FMR
proxy
population
European
plaice
(
Pleuronectes
platessa
)
from
North
Sea
during
period
rapid
warming
between
1980s
mid-2000s,
sampling
tissue
grown
both
juvenile
adult
stages.
Results
Among-individual
variations
realized
mass-specific
were
large
independent
scaled
positively
with
body
size
life
stages,
contradicting
simplistic
assumptions
that
follows
relationships
inferred
rates
(SMR).
In
same
individuals,
first
summer
co-varied
temperature.
Discussion
find
strong
evidence
presence
consistent
phenotypes
within
sampled
population,
year
was
strongest
single
predictor
among
variation
point
sampling.
Nonetheless,
best
fitting
models
explained
only
20%
observed
variation,
pointing
among-individual
unexplained
by
mass,
or
phenotype.
Stable
isotope-derived
estimates
have
great
expand
our
understanding
ecophysiology
general
especially
mechanisms
underpinning
animal
changing
environmental
ecological
Journal of Experimental Biology,
Год журнала:
2025,
Номер
228(10)
Опубликована: Май 15, 2025
Heat
stress
events
will
be
more
frequent
and
intense
in
the
future.
These
challenge
capacity
of
organisms
to
exhibit
sufficient
metabolic
flexibility
adapt
such
variations.
To
better
understand
acclimation
processes
implemented
response
acute
warming,
with
an
integrative
approach
we
examined
vivo
rate
cardiac
mitochondrial
respiration
Rhône
streber,
during
after
a
heat
on
precise
time
line.
The
temperature
was
raised
from
13°C
18°C
(+1°C
per
hour)
maintained
at
for
5
days,
before
returning
same
rate.
We
repeatedly
measured,
days
end
event,
individuals
different
individuals.
At
organismal
level,
oxygen
consumption
increased
line
followed
by
return
pre-acclimated
levels
just
stress.
Conversely,
decreased
stress,
especially
24
h
in,
recovered
event.
Our
results
suggest
that
responsible
mismatch
strebers.
Indeed,
observed
(i)
strong
thermodynamic
effect
without
any
process,
suggesting
range
temperatures
chosen
not
stressful
fish,
(ii)
establishment
transitory
energy
saving
process.
underline
need
studies
how
climate
change.
