Environmental Pollution,
Journal Year:
2024,
Volume and Issue:
352, P. 124121 - 124121
Published: May 7, 2024
Microplastic
(MP)
contamination
has
been
identified
as
a
worrisome
environmental
issue
at
the
global
level.
Fish
are
taxonomic
group
more
extensively
investigated
to
assess
MP
in
marine
environment.
A
large
variability
bioaccumulation
(i.e.,
body
burden)
was
reported
fish
but
date
there
is
dearth
of
information
concerning
drivers
underlying
this
process.
The
present
systematic
review
aimed
summarizing
results
scientific
literature
on
burden
digestive
tract
quantitatively
shed
light
contribution
different
geographical
latitudinal
origin
sample,
distance
from
coastline
and
field-
or
marked-collected)
ecological
trophic
strategy,
milieu,
size)
factors
driving
bioaccumulation.
mean
(±SE)
MPs/individual
4.13
±
2.87,
MPs/ww
MPs/g)
5.92
0.94.
Overall,
abundance
expressed
tropical
areas
significantly
higher
compared
other
bands,
with
species
sampled
close
that
accumulated
larger
number
MPs
those
collected
offshore.
Neither
nor
milieu
market
field
explained
burden.
However,
size
resulted
determinant
(as
MPs/individual),
small
accumulating
lower
amount
ones.
Qualitatively,
not
statistically
significant,
similar
were
generally
obtained
for
MPs/ww,
except
an
opposite,
variation
according
size.
Our
findings
showed
geographical,
rather
than
represent
main
fish,
suggesting
variables
and/or
local
pollution
sources
mainly
contribute
explaining
ingestion
processes
these
contaminants.
Frontiers in Marine Science,
Journal Year:
2024,
Volume and Issue:
10
Published: Jan. 19, 2024
We
conducted
a
nationally-representative
survey
of
United
States
(U.S.)
adults
(n=1,960)
in
2021
to
gather
insights
on
the
knowledge,
perceptions,
and
concerns
about
threats
ocean,
with
specific
focus
plastics
microplastic
pollution.
Responses
from
U.S.
adult
group
were
compared
highly-engaged,
Ocean
Conservancy
members
who
are
very
attuned
ocean
issues
(n=882).
is
U.S.-based
nonprofit
environmental
advocacy
working
protect
today’s
greatest
challenges.
Plastic
pollution
was
primary
concern
identified
by
both
members,
surpassing
eight
other
threat
categories
including
oil
spills,
chemical
nutrient
pollution,
climate
change.
Broad
reported
for
study
groups
impacts
marine
wildlife,
human
health
coastal
community
impact
being
less
prominent.
About
half
90%
had
heard
microplastics.
Both
indicated
widespread
support
prevention
measures
believed
industry
be
most
responsible
taking
action
address
it.
generally
better
informed
more
concerned
plastic
microplastics
than
significantly
greater
levels
personal
reduce
their
footprint
when
adults.
In
general,
willingness
refuse
single-use
plastics,
but
frequently
brought
food
containers
restaurants
takeout,
or
contacted
local
representatives
businesses
reducing
waste
Overall,
our
results
provide
new
public
understanding
participate
individual
plastic-reduction
actions,
needed
solutions.
Phycology,
Journal Year:
2024,
Volume and Issue:
4(1), P. 139 - 152
Published: Feb. 23, 2024
Macroalgal
blooms
are
increasing
globally,
with
those
linked
to
pelagic
Sargassum
affecting
over
30
nations
since
2011.
As
mats
traverse
the
Atlantic
Ocean
and
Caribbean
Sea,
they
entrap
transport
plastic
coastal
areas,
intensifying
pollution
in
diverse
ecosystems.
This
research
assessed
microplastics
(MPs)
within
fluitans
III
collected
from
northern
Mexican
coast
(March
2021
January
2022).
The
study
employed
a
hydrogen
peroxide
protocol
for
macroalgae
pretreatment
optimize
MP
extraction.
All
samples
analyzed
contained
MPs
at
monthly
mean
concentrations
that
ranged
3.5
15.3
g−1
DW,
fibers
constituting
≥90%.
Fiber
colors,
mainly
transparent,
blue,
black,
exhibited
sizes
wear
stages.
underscores
pervasive
consistent
presence
of
reaching
Caribbean.
Considering
documented
influxes
this
recent
years
(2789–11,297
tons
km−1
yr−1),
potential
annual
range
0.1
×
109
17.3
yr−1.
Efficiently
removing
beach-cast
directing
it
landfills
could
serve
as
viable
strategy
simultaneous
removal
attached
ocean
waters,
offering
promising
mitigation
combat
examined
marine
environment.
Environmental Pollution,
Journal Year:
2024,
Volume and Issue:
352, P. 124121 - 124121
Published: May 7, 2024
Microplastic
(MP)
contamination
has
been
identified
as
a
worrisome
environmental
issue
at
the
global
level.
Fish
are
taxonomic
group
more
extensively
investigated
to
assess
MP
in
marine
environment.
A
large
variability
bioaccumulation
(i.e.,
body
burden)
was
reported
fish
but
date
there
is
dearth
of
information
concerning
drivers
underlying
this
process.
The
present
systematic
review
aimed
summarizing
results
scientific
literature
on
burden
digestive
tract
quantitatively
shed
light
contribution
different
geographical
latitudinal
origin
sample,
distance
from
coastline
and
field-
or
marked-collected)
ecological
trophic
strategy,
milieu,
size)
factors
driving
bioaccumulation.
mean
(±SE)
MPs/individual
4.13
±
2.87,
MPs/ww
MPs/g)
5.92
0.94.
Overall,
abundance
expressed
tropical
areas
significantly
higher
compared
other
bands,
with
species
sampled
close
that
accumulated
larger
number
MPs
those
collected
offshore.
Neither
nor
milieu
market
field
explained
burden.
However,
size
resulted
determinant
(as
MPs/individual),
small
accumulating
lower
amount
ones.
Qualitatively,
not
statistically
significant,
similar
were
generally
obtained
for
MPs/ww,
except
an
opposite,
variation
according
size.
Our
findings
showed
geographical,
rather
than
represent
main
fish,
suggesting
variables
and/or
local
pollution
sources
mainly
contribute
explaining
ingestion
processes
these
contaminants.
