Marine Pollution Bulletin,
Год журнала:
2023,
Номер
191, С. 114882 - 114882
Опубликована: Апрель 11, 2023
Systematic
seafloor
surveys
are
a
highly
desirable
method
of
marine
litter
monitoring,
but
the
high
costs
involved
in
sampling
not
trivial
handicap.
In
present
work,
we
explore
opportunity
provided
by
artisanal
trawling
fisheries
to
obtain
systematic
data
on
Gulf
Cadiz
between
2019
and
2021.
We
find
that
plastic
was
most
frequent
material,
with
prevalence
single-use
fishing-related
items.
Litter
densities
decreased
increasing
distance
shore
seasonal
migration
main
hotspots.
During
pre-lockdown
post-lockdown
stages
derived
from
COVID-19,
density
65
%,
likely
related
decline
tourism
outdoor
recreational
activities.
A
continuous
collaboration
33
%
local
fleet
would
imply
removal
hundreds
thousands
items
each
year.
The
trawl
fishing
sector
can
play
unique
role
monitoring
seabed.
Environmental Pollution,
Год журнала:
2024,
Номер
357, С. 124483 - 124483
Опубликована: Июль 1, 2024
Seagrass
meadows
are
one
of
the
world's
most
diverse
ecosystems
offering
habitats
for
an
extensive
array
species,
as
well
serving
protectors
coral
reefs
and
vital
carbon
sinks.
Furthermore,
they
modify
hydrodynamics
by
diminishing
water
flow
velocities
enhancing
sediment
deposition,
indicating
potential
microplastic
accumulation
in
their
sediments.
The
build-up
microplastics
could
potentially
have
ecological
impacts
threatening
to
ecosystems,
however
little
is
known
about
abundance
controlling
factors
seagrass
Here
we
investigated
characteristics
abundances
within
sediments
underlying
four
meadow
sites
on
Turneffe
Atoll,
Belize.
Sediment
cores
were
collected
sub-sampled
include
a
range
replicate
surface
(0-4
cm)
depth
(sediment
depths
0-2,
2-5,
5-10,
10-20
20-30
cm).
These
analysed
using
25
μm
resolution
μFTIR,
with
spectral
maps
processed
siMPle
software.
Microplastics
prevalent
across
(limit
detection
(LOD)
blank-corrected)
<
LOD
17137
kg
Marine Pollution Bulletin,
Год журнала:
2023,
Номер
191, С. 114882 - 114882
Опубликована: Апрель 11, 2023
Systematic
seafloor
surveys
are
a
highly
desirable
method
of
marine
litter
monitoring,
but
the
high
costs
involved
in
sampling
not
trivial
handicap.
In
present
work,
we
explore
opportunity
provided
by
artisanal
trawling
fisheries
to
obtain
systematic
data
on
Gulf
Cadiz
between
2019
and
2021.
We
find
that
plastic
was
most
frequent
material,
with
prevalence
single-use
fishing-related
items.
Litter
densities
decreased
increasing
distance
shore
seasonal
migration
main
hotspots.
During
pre-lockdown
post-lockdown
stages
derived
from
COVID-19,
density
65
%,
likely
related
decline
tourism
outdoor
recreational
activities.
A
continuous
collaboration
33
%
local
fleet
would
imply
removal
hundreds
thousands
items
each
year.
The
trawl
fishing
sector
can
play
unique
role
monitoring
seabed.
