PeerJ,
Journal Year:
2019,
Volume and Issue:
7, P. e8056 - e8056
Published: Nov. 15, 2019
Corals
are
in
decline
worldwide
due
to
local
anthropogenic
stressors,
such
as
nutrient
loading,
and
global
ocean
warming.
Anthropogenic
which
is
often
rich
nitrate,
inhibits
coral
growth
worsens
corals’
response
warming
while
natural
sources
of
nitrogen,
ammonium
from
fish
excretion,
promotes
growth.
Although
the
effects
loading
have
been
well-studied,
it
remains
unclear
how
these
factors
may
interact
with
biotic
processes,
corallivory,
alter
health
microbiome.
This
study
examined
nitrate
vs.
enrichment
altered
increased
seawater
temperature
simulated
parrotfish
corallivory
on
Pocillopora
meandrina
its
microbial
community.
We
tested
nitrogen
source
under
contrasting
temperatures
(control:
26
°C,
warming:
29
°C)
a
factorial
mesocosm
experiment
Moorea,
French
Polynesia.
were
able
maintain
rates
despite
simultaneous
stressors.
Seawater
suppressed
wound
healing
by
nearly
66%.
However,
both
counteracted
effect
higher
would
rates.
Elevated
independently
Symbiodiniaceae
densities
relative
controls,
yet
there
was
no
algal
symbiont
densities.
Microbiome
variability
addition
or
ammonium.
Moreover,
indicator
analysis
showed
that
Desulfovibrionaceae
Operational
taxonomic
units
(OTUs)
indicators
exclusively
stress
Rhodobacteraceae
Saprospiraceae
OTUs
high
temperature,
wounding,
enrichment.
Overall,
our
results
suggest
not
host
but
associated
community
be
distinct
depending
Coral Reefs,
Journal Year:
2022,
Volume and Issue:
41(2), P. 405 - 422
Published: Jan. 24, 2022
Abstract
Coral
disease
is
becoming
increasingly
problematic
on
reefs
worldwide.
However,
most
coral
research
has
focused
the
abiotic
drivers
of
disease,
potentially
overlooking
role
species
interactions
in
dynamics.
predators
particular
can
influence
by
breaking
through
protective
tissues
and
exposing
corals
to
infections,
vectoring
diseases
among
corals,
or
serving
as
reservoirs
for
pathogens.
Numerous
studies
have
demonstrated
relationship
between
corallivores
certain
contexts,
but
date
there
been
no
comprehensive
synthesis
relationships
which
hinders
our
understanding
To
address
this
void,
we
identified
65
from
26
different
ecoregions
that
examine
predator–prey-disease
relationship.
Observational
found
over
20
positive
correlations
prevalence
corallivore
abundance,
with
just
four
instances
documenting
a
negative
correlation
disease.
Studies
putative
pathogens
guts
experiments
ability
vector
Corallivores
were
also
frequently
infesting
margins
targeting
diseased
tissues,
ecological
ramifications
behavior
remains
unknown.
We
impact
was
taxon-dependent,
invertebrates
increasing
incidence,
prevalence,
progression;
fish
showing
highly
context-dependent
effects;
xanthid
crabs
decreasing
progression.
Simulated
wounding
caused
many
cases,
experimental
wound
debridement
slowed
progression
others,
could
explain
contrasting
findings
taxa.
The
effects
are
likely
worsen
storms
intensify,
macroalgal
cover
increases,
more
nutrients
added
marine
systems,
water
temperatures
increase.
As
continue
globally,
complete
dynamics
disease—including
those
involving
predators—is
paramount
importance
reef
conservation
management.
Animals,
Journal Year:
2023,
Volume and Issue:
13(5), P. 949 - 949
Published: March 6, 2023
In
this
scientometric
review,
we
employ
the
Web
of
Science
Core
Collection
to
assess
current
publications
and
research
trends
regarding
coral
reefs
in
relation
climate
change.
Thirty-seven
keywords
for
change
seven
were
used
analysis
7743
articles
on
The
field
entered
an
accelerated
uptrend
phase
2016,
it
is
anticipated
that
will
last
next
5
10
years
publication
citation.
United
States
Australia
have
produced
greatest
number
field.
A
cluster
(i.e.,
focused
issue)
showed
bleaching
dominated
literature
from
2000
2010,
ocean
acidification
2010
2020,
sea-level
rise,
as
well
central
Red
Sea
(Africa/Asia),
2021.
Three
different
types
appear
based
which
are
(i)
most
recent
(2021),
(ii)
influential
(highly
cited),
(iii)
mostly
(frequently
article)
Great
Barrier
Reef,
found
waters
Australia,
thought
be
subject
reef
research.
Interestingly,
climate-induced
temperature
changes
“ocean
warming”
“sea
surface
temperature”
significant
dominant
area.
Biological reviews/Biological reviews of the Cambridge Philosophical Society,
Journal Year:
2022,
Volume and Issue:
98(1), P. 34 - 62
Published: Sept. 29, 2022
Mechanical
injury
is
a
prevalent
challenge
in
the
lives
of
animals
with
myriad
potential
consequences
for
organisms,
including
reduced
fitness
and
death.
Research
on
animal
has
focused
many
aspects,
frequency
severity
wounding
wild
populations,
short-
long-term
at
different
biological
scales,
variation
response
to
within
or
among
individuals,
species,
ontogenies,
environmental
contexts.
However,
relevant
research
scattered
across
diverse
subdisciplines,
study
effects
lacked
synthesis
coherence.
Furthermore,
depth
knowledge
biology
highly
uneven
terms
scope
taxonomic
coverage:
much
biomedical
focus,
using
mammalian
model
systems
investigating
cellular
molecular
processes,
while
organismal
higher
that
explicitly
comparative,
invertebrate
non-mammalian
vertebrate
species
less
common
often
well
integrated
into
core
body
about
injury.
The
current
state
presents
an
opportunity
unify
conceptually
work
focusing
range
questions,
synthesize
progress
date,
identify
fruitful
avenues
future
research.
central
aim
this
review
concerning
broad
mechanical
animals.
We
organize
reviewed
by
four
loosely
defined
levels
organization:
effects,
physiological
behavioural
ecological
evolutionary
Throughout,
we
highlight
diversity
groups
emphasizing
gaps
coverage,
causal
understanding,
endpoints
considered.
additionally
discuss
importance
integrating
levels,
how
initial,
localized
responses
can
lead
scale
individual
beyond.
also
suggest
important
research,
distinguishing
better
between
related
yet
distinct
phenomena,
expanding
subjects
include
greater
variety
testing
intrinsic
extrinsic
conditions
affect
sensitivity
responses.
It
our
hope
will
not
only
strengthen
understanding
but
contribute
building
foundation
more
cohesive
field
'injury
biology'.
Frontiers in Marine Science,
Journal Year:
2023,
Volume and Issue:
10
Published: April 6, 2023
Monitoring
of
reef
restoration
efforts
and
artificial
reefs
(ARs)
has
typically
been
limited
to
coral
fragment
survival,
hampering
evaluation
broader
objectives
such
as
ecosystem
recovery.
This
study
aimed
determine
what
extent
AR
design
influences
the
ecological
recovery
restored
by
monitoring
outplanted
fragments,
benthic
cover,
recruitment
fish
invertebrate
communities
for
two
years.
Four
designs
(16
m
2
),
unrestored
controls
natural
patches
reference
(n
=
10)
were
established
in
Mkwiro,
Kenya.
ARs
consisted
either
concrete
disks
with
bottles,
layered
disks,
metal
cages
or
a
combination
thereof.
A
mixture
18
branching
species
(mainly
Acropora
spp.)
was
on
at
density
7
corals
-2
.
After
years,
60%
all
fragments
had
survived,
already
resulting
cover
most
comparable
(though
-dominated)
patches.
Coral
survival
differed
between
ARs,
highest
due
absence
crown-of-thorns
sea
star
predation
this
design.
In
total,
32
genera
recruited
recruit
densities
patches,
moderate
low
cages.
featured
nearly
twice
richness
around
an
order
magnitude
higher
abundance
biomass
compared
control
Fish
strongly
correlated
ARs.
AR,
distinct
compositions,
but
similar
terms
trophic
structure
their
communities.
Motile
invertebrates
including
gastropods,
urchins,
cucumbers
stars
present
generally
more
abundant
diverse
Taken
together,
studied
parameters
progressed
towards
recovery,
varying
material.
We
recommend
promote
high
well
recruitment.
Ultimately,
longer
period
is
needed
fully
effectiveness
conservation
tool
support
Ecology and Evolution,
Journal Year:
2020,
Volume and Issue:
10(3), P. 1145 - 1157
Published: Jan. 19, 2020
Abstract
There
is
mounting
evidence
that
the
deoxygenation
of
coastal
marine
ecosystems
has
been
underestimated,
particularly
in
tropics.
These
physical
conditions
appear
to
have
far‐reaching
consequences
for
communities
and
associated
with
mass
mortalities.
Yet
little
known
about
hypoxia
tropical
habitats
or
effects
it
on
reef‐associated
benthic
organisms.
We
explored
patterns
dissolved
oxygen
(DO)
throughout
Almirante
Bay,
Panama
found
a
hypoxic
gradient,
areas
closest
mainland
having
largest
diel
variation
DO,
as
well
more
frequent
persistent
hypoxia.
then
designed
laboratory
experiment
replicating
most
extreme
situ
DO
regime
shallow
patch
reefs
(3
m)
assess
response
corallivorous
fireworm,
Hermodice
carnaculata
Worms
were
exposed
(8
hr
~
1
mg/L
3.2
kPa)
16
times
over
an
8‐week
period,
at
4
8
weeks,
their
consumption
(respiration
rates)
was
measured
upon
reoxygenation,
along
regrowth
severed
gills.
Exposure
low
resulted
worms
regenerating
significantly
larger
gills
compared
under
normoxia.
This
coupled
ability
maintain
elevated
consumption/respiration
rates
after
exposure.
In
contrast,
from
normoxic
treatment
had
depressed
respiration
being
(week
8).
indicates
oxygen‐mediated
plasticity
both
gill
morphology
physiology
may
confer
tolerance
increasingly
severe
one
important
coral
predator
reef
decline.