Journal of Marine Science and Engineering,
Journal Year:
2025,
Volume and Issue:
13(5), P. 835 - 835
Published: April 23, 2025
Mariculture
is
currently
experiencing
rapid
growth
in
response
to
the
rising
global
food
demand,
while
simultaneously
posing
significant
challenges
environmental
issues,
such
as
pollution
stress
and
ecological
degradation.
To
achieve
a
balance
between
ecosystem
maintenance
seafood
supply,
marine
ranching
has
flourished
sustainable
approach
through
implementation
of
artificial
reef
construction,
stock
enhancement,
strategic
releasing.
However,
few
studies
have
evaluated
impacts
comparison
situ
survey
data
across
geographical
areas.
Phytoplankton
are
vital
organisms
ecosystems
that
function
essential
indicators
seawater
quality
biological
diversity,
reflecting
health
sustainability.
In
this
study,
we
investigated
species
community
structure,
co-occurrence
network
phytoplankton
based
on
175
samples
collected
from
75
sites
encompassing
all
26
areas,
along
with
their
corresponding
surrounding
areas
Yantai’s
coastal
sea.
A
total
112
were
identified
three
phyla
diatoms,
dinoflagellates,
chrysophytes;
among
them,
diatoms
dominated
notably
high
proportion
98.83%.
Their
diversity
structure
exhibited
variations
different
seasons
geographic
locations.
Moreover,
no
preference
was
observed
Nevertheless,
analysis
demonstrated
lower
values
for
average
degree,
clustering
coefficient,
path
length
ranching,
indicating
aquaculture
activities
reduced
connectivity
potential
interactions.
Additionally,
it
showed
stability
indicated
by
remaining
nodes
natural
indices,
regardless
removed.
These
findings
illustrate
processes
can
mitigate
losses
maintaining
they
still
alter
association
reduce
overall
stability.
This
research
recommends
scientifically
informed
expansion
necessitates
robust
monitoring
datasets
systematic
validation
ensure
holistic
Environment International,
Journal Year:
2024,
Volume and Issue:
191, P. 108974 - 108974
Published: Aug. 22, 2024
In
2018,
China
implemented
the
Veterinary
Antimicrobial
Use
Reduction
Action
to
curb
rapid
development
of
antibiotic
resistance
(AR).
However,
AR-related
pollutions
in
animal
farms
after
reduction
policy
has
been
poorly
investigated.
Here,
we
performed
a
comprehensive
investigation
combining
UPLC-MS/MS,
metagenomic,
and
bacterial
genomic
analyses
eight
representative
large-scale
chicken
Guangdong,
China.
Our
results
showed
that
antibiotics
ARGs
contaminations
were
more
severe
broiler
than
layer
farms.
Notably,
diverse
tet(X)
variants
prevalent
These
tet(X)s
was
carried
by
E.
coli
lineages
obviously
correlated
with
ISCR2
IS1B
transposases.
The
resistomes
significantly
microbial
community,
multiple
factor
indicated
joint
effect
antibiotics-microbial
community-MGEs
most
dominant
driver
ARGs.
Host
tracking
identified
variety
ARG
hosts
co-occurrence
ARGs-MRGs-MGEs.
Source
inherent
component
represented
main
feature
different
hosts,
while
transfer
between
gut
farm
environments
frequent.
A
multiperspective
evaluation
AR
risk
revealed
early
exhibited
mitigation
maximum
level
risky
ARGs,
prevalence
environmental
pathogens,
HGT
potential
mediated
phage
structures.
Overall,
our
findings
provide
insights
into
profiles
rearing
strategies
demonstrate
preliminary
view
performance
actions
Water,
Journal Year:
2025,
Volume and Issue:
17(4), P. 566 - 566
Published: Feb. 15, 2025
Antibiotics
in
aquaculture
pose
significant
environmental
risks
due
to
their
widespread
distribution
water,
impacting
ecosystem
health.
To
address
this
hot
issue,
an
ozone-assisted
hydrodynamic
cavitation
(OAHC)
system
was
developed
for
the
efficient
treatment
of
seawater
contaminated
with
antibiotics.
The
demonstrated
remarkable
efficiency,
achieving
complete
degradation
eight
antibiotics
within
a
reaction
time
20
s.
At
same
time,
water
quality
parameters,
such
as
dissolved
oxygen
(increased
from
9.79
mg/L
13.19
mg/L)
and
nitrite
nitrogen
(reduced
0.14
0.01
mg/L),
significantly
improved
post-treatment.
OAHC-based
minimized
harmful
by-products,
ensuring
compliance
Chinese
standards.
As
supplementary
study,
laboratory-based
simulated
experiment
conducted
FLO
target
antibiotic.
investigation
kinetics
mechanisms
indicated
that
•OH
plays
predominant
role
system.
global
regulations
tighten
on
antibiotic
discharge,
technology
is
poised
become
cornerstone
next-generation
solutions.
Future
research
should
prioritize
field-scale
validation
real-time
monitoring
accelerate
industrial
adoption.
