Microplastics
(MPs)
serve
as
unconventional
platforms
for
microorganisms
and
vectors
pollutants
pathogens
in
aquatic
ecosystems.
This
study
explored
the
dynamics
of
microbial
colonization
biofilm
formation
on
MPs,
a
key
factor
their
ecological
impact,
using
five
common
MP
types─poly(ethylene
terephthalate)
(PET),
poly(vinyl
chloride)
(PVC),
polyethylene
(PE),
polylactic
acid
(PLA),
polypropylene
(PP)─incubated
an
aquaculture
pond
128
days.
The
biomass
increased
by
173–617%
compared
with
original
samples,
especially
PP-
PE-MPs
(OD
595
nm
=
0.30
0.28,
respectively).
Driven
inherent
properties
community
structure
differed
significantly
across
types,
leading
to
varied
changes
hydrophobicity
surface
morphology.
Differences
physicochemical
cause
each
type
selectively
enrich
specific
microbes,
profoundly
influencing
degradation
potential.
Notably,
supported
rich,
mature
biofilms
conducive
carbon
cycling
development,
while
PET-MPs
attracted
more
abundant
plastic
degraders,
like
Pseudomonas.
also
highlighted
enrichment
indicating
potential
environmental
human
health
risk.
These
findings
illuminate
complex
interactions
between
characteristics
dynamics,
enhancing
understanding
MPs'
behaviors
fates
settings.
