Small pelagic fish: new frontiers in science and sustainable management
Canadian Journal of Fisheries and Aquatic Sciences,
Journal Year:
2024,
Volume and Issue:
81(8), P. 984 - 989
Published: Aug. 1, 2024
Small
pelagic
fishes
occupy
an
important
trophic
role
in
every
global
aquatic
ecosystem,
and
many
species
are
heavily
exploited
by
fisheries,
including
some
of
the
largest
most
valuable
capture
fisheries
world.
In
November
2022,
a
symposium
on
small
fish
titled
“
Pelagic
Fish:
New
Frontiers
Science
Sustainable
Management”
was
cohosted
PICES,
ICES,
FAO
Lisbon,
Portugal.
This
special
issue
contains
collection
research
manuscripts
that
explore
approaches
currently
being
used
developed
to
assess
manage
fishes.
particular,
this
covers
topics
novel
surveying
fishes,
incorporating
environmental
covariates
into
management,
management
strategy
evaluation,
aspects
economics
fisheries.
The
conclusions
highlight
importance
new
seek
enhance
surveys
ecosystem
monitoring,
incorporate
information
predict
potential
impacts
changes
outcomes
for
economies
communities
rely
sustainable
populations
Language: Английский
Atlas of Pacific sand lance (Ammodytes personatus) benthic habitat – application of multibeam acoustics and directed sampling to identify viable subtidal substrates
Marine Environmental Research,
Journal Year:
2024,
Volume and Issue:
202, P. 106778 - 106778
Published: Oct. 5, 2024
Language: Английский
Reduced predation and competition from herring may have contributed to the increase of three-spined stickleback in the Baltic Sea
ICES Journal of Marine Science,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 15, 2024
Abstract
In
many
areas
of
the
Baltic
Sea,
three-spined
stickleback
(Gasterosteus
aculeatus)
has
increased
several
fold
since
early
2000s.
Two
major
planktivores
Atlantic
herring
(Clupea
harengus)
and
European
sprat
(Sprattus
sprattus),
may
interact
with
via
competition
for
food
predation,
but
potential
implications
at
population
level
are
still
unknown.
Here,
we
explored
interactions
between
stickleback,
herring,
using
(i)
diet
analyses
(ii)
fish
biomass
estimates
from
hydroacoustics
2001–2019
covering
largest
Sea
basins—the
Central
Bothnian
Sea.
The
revealed
that
is
an
important
prey
large
along
Swedish
coast,
comprising
up
to
64%
individuals
>22
cm.
We
found
a
negative
influence
(>18
cm)
on
in
Baltic,
relationship
small
(<18
(pooled)
decline
after
mid-1990s
could
have
contributed
increase
reduced
predation
competition.
Overall,
be
underappreciated
piscivore,
high
fishing
pressure
generate
cascading
effects
lower
trophic
levels.
Language: Английский