Microbiome,
Journal Year:
2024,
Volume and Issue:
12(1)
Published: May 13, 2024
Abstract
Background
During
the
bloom
season,
colonial
cyanobacterium
Microcystis
forms
complex
aggregates
which
include
a
diverse
microbiome
within
an
exopolymer
matrix.
Early
research
postulated
simple
mutualism
existing
with
bacteria
benefitting
from
rich
source
of
fixed
carbon
and
receiving
recycled
nutrients.
Researchers
have
since
hypothesized
that
represent
community
synergistic
interacting
species,
interactome,
each
unique
metabolic
capabilities
are
critical
to
growth,
maintenance,
demise
blooms.
Research
has
also
shown
aggregate-associated
taxonomically
different
free-living
in
surrounding
water.
Moreover,
identified
little
overlap
functional
potential
between
members
its
microbiome,
further
supporting
interactome
concept.
However,
we
still
lack
verification
general
interaction
know
about
taxa
pathways
nutrient
metabolite
cycling
aggregates.
Results
7-month
study
bacterial
communities
comparing
Lake
Taihu,
China,
found
aerobic
anoxygenic
phototrophic
(AAP)
were
significantly
more
abundant
than
samples,
suggesting
possible
role
for
AAP
overall
aggregate
function.
We
then
analyzed
gene
composition
102
high-quality
metagenome-assembled
genomes
(MAGs)
bloom-microbiome
10
lakes
spanning
four
continents,
compared
12
complete
revealed
possessed
complementary
biochemical
could
serve
C,
N,
S,
P
cycling.
Mapping
published
transcripts
blooms
onto
comprehensive
non-AAP
MAG
database
(226
MAGs)
indicated
observed
high
levels
expression
genes
involved
bacteria.
Conclusions
Our
results
provide
strong
corroboration
first
evidence
may
play
important
microbiomes.
Annual Review of Environment and Resources,
Journal Year:
2023,
Volume and Issue:
48(1), P. 123 - 147
Published: Sept. 8, 2023
Harmful
cyanobacterial
blooms
(CyanoHABs)
impact
lakes,
estuaries,
and
freshwater
reservoirs
worldwide.
The
duration,
severity,
spread
of
CyanoHABs
have
markedly
increased
over
the
past
decades
will
likely
continue
to
increase.
This
article
addresses
universal
phenomena
occurring
in
many
ecosystems
Based
on
analysis
ecophysiological
traits
bloom-forming
cyanobacteria
their
interactions
with
environmental
processes,
we
summarize
decipher
driving
forces
leading
initiation,
outbreak,
persistence
blooms.
Due
coupling
effects
eutrophication,
rising
CO
2
levels
global
warming,
a
multidisciplinary
joint
research
approach
is
critical
for
better
understanding
CyanoHAB
phenomenon
its
prediction,
remediation,
prevention.
There
an
urgent
need
evaluate
guide
proper
use
bloom
control
techniques
at
large
scales,
using
science-based
environmentally
friendly
approaches.
Abstract
Sustainable
management
of
lakes
requires
us
to
overcome
ecological,
economic,
and
social
challenges.
These
challenges
can
be
addressed
by
focusing
on
achieving
ecological
improvement
within
a
multifaceted,
co‐beneficial
context.
In‐lake
restoration
measures
may
promote
more
rapid
ecosystem
responses
than
is
feasible
with
catchment
alone,
even
if
multiple
interventions
are
needed.
In
particular,
we
identify
methods
that
support
the
overarching
societal
target
circular
economy
through
use
nutrients,
sediments,
or
biomass
removed
from
lake,
in
agriculture,
as
food,
for
biogas
production.
this
emerging
field
sustainable
techniques,
show
examples,
discuss
benefits
pitfalls,
flag
areas
further
research
development.
Each
lake
should
assessed
individually
ensure
approaches
will
effectively
address
lake‐specific
problems,
do
not
harm
downstream
ecosystems,
cost‐effective,
delivery
valuable
services,
minimize
conflicts
public
interests,
eliminate
necessity
repeated
interventions.
Achieving
optimal,
results
relies
multidisciplinary
close
interactions
between
environmental,
social,
political,
economic
sectors.
This
article
categorized
under:
Science
Water
>
Quality
Life
Stresses
Pressures
Ecosystems
Conservation,
Management,
Awareness
