Bulletin of Environmental Contamination and Toxicology,
Journal Year:
2025,
Volume and Issue:
114(5)
Published: April 26, 2025
Abstract
Microplastics
(MPs)
pose
a
persistent
global
threat
and
have
entered
almost
every
component
of
the
ecosystem
seafood
items.
This
study
aimed
to
identify
characterize
MPs
in
three
widely
edible
fishes
lower
Meghna
River
estuary
Bangladesh
assess
polymer
hazard
index.
Gastrointestinal
tracts
(GIT)
fish
were
collected
digested
with
KOH
extract
MPs,
was
confirmed
by
FTIR
analysis.
The
species
highest
mean
MP
abundance
M.
gulio
(22.89
±
8.91
MPs/GIT),
followed
P.
paradiseus
(10.78
4.29)
O.
pama
(15.11
3.55).
Fibers
predominant
comprising
73.20–91.75%
total
particles.
Blue,
red,
black
dominant
colors
while
81.07–93.81%
particles
between
500
1000
μm.
Five
distinct
polymers,
polypropylene,
polyethylene,
polyethylene
terephthalate,
Polystyrene,
Nylon
6,
detected
GIT
these
fishes.
unveiled
significant
correlation
(r
2
=
0.223,
p
0.013)
incidence
length
fish.
index
selected
showed
risk
category
IV
(Danger),
which
is
alarming.
A
indicates
that
exposure
polymer,
directly
or
indirectly
through
food
chain,
may
result
severe
health
consequences
for
humans
as
well
wildlife.
With
detailed
insights
into
most
consumable
fishes,
highlights
comprehensive
risks
posed
could
be
useful
strategies
mitigate
this
environmental
challenge.
Environmental Research,
Journal Year:
2024,
Volume and Issue:
261, P. 119694 - 119694
Published: July 27, 2024
Global
environmental
contamination
by
microplastics
(MPs)
is
a
growing
problem
with
potential
One
Health
impacts.
The
presence
of
MPs
in
vital
organs,
such
as
the
heart,
particular
concern,
but
knowledge
still
limited.
goal
present
pilot
study
was
to
investigate
heart
wild
specimens
three
commercial
fish
species
(Merluccius
merluccius,
Sardina
pilchardus,
and
Trisopterus
luscus)
from
North
East
Atlantic
Ocean.
Heart
samples
154
were
analysed
for
MP
content
(one
sample
per
fish).
A
total
44
recovered
species.
had
varied
chemical
composition
(5
polymers),
shapes
(4)
colours
(5).
Differences
profile
among
observed
(p
≤
0.05).
Thirty
(19%)
their
hearts,
mean
(±SD)
concentration
0.286
±
0.644
MPs/fish.
S.
pilchardus
highest
There
no
significant
>
0.05)
differences
between
M.
merluccius
T.
luscus.
These
findings
different
biological
ecological
traits
together
literature
data
suggest
that
likely
disseminated
phenomenon.
Therefore,
further
research
on
cardiovascular
system
its
health
effects
very
much
needed.
