Wuhan University Journal of Natural Sciences,
Journal Year:
2024,
Volume and Issue:
29(5), P. 471 - 483
Published: Oct. 1, 2024
At
present,
microplastics
have
attracted
much
concern
worldwide,
but
still
few
researches
focused
especially
on
aquaculture
fishponds.
In
this
study,
investigations
were
conducted
in
Zhijiang
(ZJ)
and
Yidu
(YD)
areas
of
Hubei,
China,
typical
freshwater
bases
the
middle
lower
reaches
Yangtze
River,
occurrence
distribution
characteristics
fishpond
system.
It
was
found
that
presented
all
samples
from
water,
sediment,
fish,
fish
feed.
Most
detected
had
a
diameter
<1.0
mm,
blue
black
most
common
colors,
fiber
shape
dominant
type.
The
polymer
types
polyethylene
(PE)
polypropylene
(PP).
Microplastic
abundance
correlated
with
sediment
water.
potential
ecological
risk
index
values
indicated
under
moderate
pollution
risk.
results
study
illustrated
situation
cultured
systems,
findings
here
will
serve
as
reference
for
future
environmental
risks
environment.
Frontiers in Marine Science,
Journal Year:
2024,
Volume and Issue:
11
Published: April 30, 2024
Marine
microplastic
pollution
just
as
ocean
acidification
and
greenhouse
effect
has
attracted
much
environmental
concern
become
a
hot
research
subject
for
marine
researchers
globally.
The
abundances,
distribution,
characteristics
of
microplastics
in
surface
seawater
sediments
from
Dapeng
Cove
were
investigated
this
study.
results
indicated
that
the
abundance
was
1333
±
773
items/m
3
1381
1021
items/kg
sediments,
showing
medium
level
compared
with
other
sea
areas.
Fibers
prevailing
shapes
both
representing
65.4%
52.1%
total
numbers,
respectively.
Moreover,
small
(<1mm)
accounted
69.6%
62.2%,
According
to
identification
by
Fourier
Transform
Infrared
microscope
(micro-FTIR),
main
composition
polyethylene
(PE)
or
polypropylene
(PP).
It
is
necessary
enhance
regulation
current
plastic
products
used
aquaculture,
reduce
production
release
during
mariculture
process,
develop
alternatives
fishing
gear.
study
suggested
long-term
development
had
caused
accumulation
large
amount
water
Cove.
We
constructed
first
basic
data
about
This
will
serve
reference
further
studies
distribution
migration
zones.
