Ecological Applications,
Год журнала:
2019,
Номер
29(8)
Опубликована: Июль 26, 2019
Securing
ecosystem
functions
is
challenging,
yet
common
priority
in
conservation
efforts.
While
marine
parks
aim
to
meet
this
challenge
by
regulating
fishing
through
zoning
plans,
their
effectiveness
hinges
on
compliance
levels
and
may
respond
changes
practices.
Here
we
use
a
speciose
assemblage
of
nominally
herbivorous
reef
fish
Karimunjawa
National
Park
(zoned
since
1989)
investigate
whether
areas
subject
restrictive
management
regime
sustained
higher
biomass
over
seven
years
compared
where
moderate
permissive
regulations
apply.
Using
trait-based
approach
characterize
the
functional
space
entire
species
pool
ask
translate
into
structure.
We
track
predator
biomass,
benthic
community
structure,
practices
that
could
influence
herbivore
trajectories.
Overall
doubled
2012
2006-2009
remained
high
2013
across
all
regimes.
found
no
evidence
build-up
resulted
from
depletion
or
increased
food
availability
but
suggest
it
emerged
response
park-wide
cessation
with
large
drive
nets
known
as
muroami.
The
increase
was
accompanied
modest
taxonomic
richness
slight
decrease
community-scale
rarity
did
not
alter
redundancy
levels.
Subtle
both
specialization
identity
assemblages
generalist
low
intrinsic
vulnerability
recovered
sooner
than
more
vulnerable
specialists.
implies
recovery
mechanisms
responsible
for
grazing
algal
turfs
detritus,
restoring
other
facets
herbivory
(e.g.,
macroalgal
consumption)
require
time.
An
cost-benefit
ratio
per
journey
muroami
facilitated
ban
met
minimal
resistance.
Similar
windows
opportunity
emerge
elsewhere
which
gear-based
can
supplement
especially
when
low.
This
does
advocate
implementing
such
once
fishery
has
become
unprofitable.
Rather,
underlines
importance
breaking
cycle
resource
zoning,
thus
alleviating
resulting
threats
security
integrity.
Coral Reefs,
Год журнала:
2023,
Номер
43(2), С. 219 - 232
Опубликована: Апрель 3, 2023
Abstract
Herbivorous
fishes
are
a
key
functional
group
in
coral
reef
ecosystems
and
have
been
the
focus
of
vast
body
research.
While
substantial
progress
has
made
research,
challenges
persist,
especially
respect
to
quantifying
patterns
versus
processes.
Despite
this
challenge
being
recognised
over
40
years
ago.
To
help
clarify
such
challenges,
work
towards
solutions,
perspective
we
explore
how
definition
‘herbivorous
fishes’
precludes
an
easy
translation
between
herbivore
abundance
process
herbivory.
Indeed,
if
herbivorous
defined
as,
fish
which
diet
is
predominantly
based
on
plant
material
,
then
encompasses
diverse
suite
all
remove
primary
producers
varying
extents
markedly
different
impacts
functioning.
Given
situation,
our
approaches
directly
herbivory
reefs
progressed.
We
highlight
lessons
learnt
from
macroalgal
assays
could
be
applied
direct
quantification
algal
turfs
epilithic
matrix
(EAM);
community
that
invariably
difficult
with
quantify.
Nevertheless,
given
reefs,
their
relative
importance
dynamics,
widespread
process-based
assessment
EAM
represents
avenue
for
expanding
future
Recognising
difficulty
translating
herbivory,
enhanced
will
necessary
comprehensively
quantify
Anthropocene
reefs.
Frontiers in Marine Science,
Год журнала:
2023,
Номер
10
Опубликована: Май 24, 2023
Nitrogen
pollution
is
a
widespread
and
growing
problem
in
the
coastal
waters
of
South
Asia
yet
ecological
impacts
on
region’s
coral
ecosystems
are
currently
poorly
known
understood.
hosts
just
under
7%
global
reef
coverage
but
has
experienced
significant
loss
recent
decades.
The
extent
to
which
this
ecosystem
decline
at
regional
scale
can
be
attributed
multiple
threats
posed
by
nitrogen
been
largely
overlooked
literature.
Here,
we
assess
evidence
for
corals
central
Indian
Ocean
India,
Sri
Lanka
Maldives.
We
find
that
there
limited
with
clearly
demonstrate
reefs
from
pollution,
including
its
interactions
other
stressors
such
as
seawater
warming.
However,
does
not
prove
no
impacts,
rather
it
reflects
paucity
appropriate
observations
related
understanding
range
potential
individual,
species
levels.
This
situation
presents
research,
management
conservation
challenges
given
wide
acceptance
problematic.
Following
this,
recommend
more
systematic
collection
sharing
robust
observations,
modelling
experimentation
provide
baseline
base
prescient
control
action.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Март 12, 2024
Abstract
Many
countries
with
tropical
reef
systems
face
hard
choices
preserving
coral
reefs
in
the
of
climate
change
on
limited
budgets.
One
approach
to
maximising
regional
resilience
is
targeting
management
efforts
and
resources
at
that
export
large
numbers
larvae
other
reefs.
However,
this
requires
connectivity
be
quantified.
To
map
Seychelles
system
we
carried
out
a
population
genomic
study
Porites
lutea
species
complex
using
241
sequenced
colonies
from
multiple
islands.
identify
oceanographic
drivers
quantify
variability,
further
used
2
km
resolution
ocean
simulation
coupled
larval
dispersal
model
predict
flow
between
sites.
Patterns
admixture
gene
are
broadly
supported
by
predictions,
but
realised
greater
than
predicted
simulations.
Both
methods
detected
biogeographic
barrier
Inner
Outer
Islands
Seychelles.
permeable
substantial
transport
possible
across
Seychelles,
particularly
for
one
two
putative
found
our
study.
The
broad
agreement
observed
genetic
patterns
supports
use
such
simulations
wider
region.
Ecological Applications,
Год журнала:
2020,
Номер
31(1)
Опубликована: Авг. 4, 2020
Abstract
Human
activities
and
land‐use
drivers
combine
in
complex
ways
to
affect
coral
reef
health
and,
turn,
the
diversity
abundance
of
fauna.
Here
we
examine
impacts
different
marine
protected
area
(MPA)
types,
various
human
habitat
drivers,
on
resource
fish
functional
groups
(i.e.,
total
fish,
herbivore,
grazer,
scraper,
browser
biomass)
along
180
km
west
coast
Hawaii
Island.
Across
survey
years
from
2008
2018,
observed
an
overall
decrease
biomass
45%,
with
similar
decreases
seen
across
most
groups.
MPAs
that
prohibited
a
combination
lay
nets,
aquarium
collection,
spear
fishing
were
effective
maintaining
and/or
increasing
all
We
also
found
pollution,
fishing,
contributed
changes
biomass,
where
negative
impact
was
nitrogen
input
land‐based
sewage
disposal.
Fish
relationships
our
study
depended
grouping.
For
surgeonfish
(grazers),
linked
strongly
rugosity.
parrotfish
(scrapers),
better
explained
by
commercial
catch
current
levels
are
negatively
affecting
scraper
populations.
Our
observations
suggest
regional
management
multiple
factors,
including
habitat,
fisheries,
will
benefit
off
Nature Communications,
Год журнала:
2021,
Номер
12(1)
Опубликована: Ноя. 25, 2021
Abstract
Changing
biodiversity
alters
ecosystem
functioning
in
nature,
but
the
degree
to
which
this
relationship
depends
on
taxonomic
identities
rather
than
number
of
species
remains
untested
at
broad
scales.
Here,
we
partition
effects
declining
richness
and
changing
community
composition
fish
biomass
across
>3000
coral
rocky
reef
sites
globally.
We
find
that
high
is
5.7x
more
important
maximizing
remaining
influence
other
ecological
environmental
factors.
Differences
space
are
equally
driven
by
both
reductions
total
disproportionate
loss
larger-than-average
species,
exacerbated
impacted
humans.
Our
results
confirm
sustaining
associated
functions
requires
protecting
diversity,
most
importantly
multiple
large-bodied
areas
subject
strong
human
influences.
Global Change Biology,
Год журнала:
2021,
Номер
27(19), С. 4799 - 4824
Опубликована: Июль 21, 2021
Abstract
Recreational
fisheries
contribute
substantially
to
the
sociocultural
and
economic
well‐being
of
coastal
riparian
regions
worldwide,
but
climate
change
threatens
their
sustainability.
Fishery
managers
require
information
on
how
will
impact
key
recreational
species;
however,
absence
a
global
assessment
hinders
both
directed
widespread
conservation
efforts.
In
this
study,
we
present
first
vulnerability
recreationally
targeted
fish
species
from
marine
freshwater
environments
(including
diadromous
fishes).
We
use
projections
data
species’
physiological
ecological
traits
quantify
map
analyze
these
patterns
alongside
indices
socioeconomic
value
effort
determine
where
efforts
are
sufficient
they
might
fall
short.
found
that
over
20%
fishes
vulnerable
under
high
emission
scenario.
Overall,
had
highest
number
species,
concentrated
in
with
sensitive
habitat
types
(e.g.,
coral
reefs).
However,
higher
proportions
at
risk
change,
concentrations
northern
Europe,
Australia,
southern
Africa.
Mismatches
were
within
all
life‐history
groups.
A
pattern
was
current
focused
primarily
rather
than
predicted
be
proportionately
more
vulnerable.
While
several
notably
lacking
protection
Caribbean
Sea,
Banda
Sea),
only
19%
without
effort.
By
contrast,
72%
33%
no
measures
place,
despite
cultural
value.
The
spatial
taxonomic
analyses
presented
here
provide
guidance
for
future
management
as
progresses.
BioScience,
Год журнала:
2022,
Номер
72(11), С. 1088 - 1098
Опубликована: Сен. 13, 2022
As
efforts
to
restore
coastal
habitats
accelerate,
it
is
critical
that
investments
are
targeted
most
effectively
mitigate
and
reverse
habitat
loss
its
impacts
on
biodiversity.
One
likely
but
largely
overlooked
impediment
effective
restoration
of
habitat-forming
organisms
failing
explicitly
consider
non-habitat-forming
animals
in
planning,
implementation,
monitoring.
These
can
greatly
enhance
or
degrade
ecosystem
function,
persistence,
resilience.
Bivalves,
for
instance,
reduce
sulfide
stress
seagrass
increase
drought
tolerance
saltmarsh
vegetation,
whereas
megaherbivores
detrimentally
overgraze
improve
seed
germination,
depending
the
context.
Therefore,
understanding
when,
why,
how
directly
manipulate
support
outcomes.
In
this
expanded
approach,
we
provide
a
conceptual
framework,
incorporating
lessons
from
structured
decision-making,
describe
potential
actions
could
lead
better
outcomes
using
case
studies
illustrate
practical
approaches.
Land Use Policy,
Год журнала:
2021,
Номер
111, С. 105771 - 105771
Опубликована: Сен. 28, 2021
Urban
expansion
is
expected
to
continue
at
a
fast
rate,
precisely
in
peri-urban
areas
of
developing
countries
surrounded
by
biodiversity
hotspots.
The
need
assess
and
potentially
restructure
urban
environmental
planning
instruments
becomes
apparent
scenarios
where
difficult
manage.
Indicators
based
on
spatially
explicit
datasets
have
been
suggested
as
effective
tools
evaluate
spatial
outcomes
because
they
can
shed
light
the
efficiency
measures
fulfilment
claimed
goals.
In
this
work,
we
evaluated
conformance
stated
goals
terms
compactness,
basic
services
housing
provision,
nature
conservation
for
different
land-use
strategies.
We
2005
Ecological-Economic
Zoning
(EEZ)
two
municipal
master
plans
from
2006
coastal
region
São
Paulo
State,
Brazil.
used
Partial
Least
Squares
Path
Modelling
(PLS-PM)
explain
relationship
between
plan
strategies
change
ten
years
after
implementation
increase,
conservation.
Our
findings
suggest
that
were
influenced
pattern
time
when
was
approved
(2005).
For
all
plans,
Use
strategy
important
Compactness,
but
most
new
isolated
occurred
outside
zones
applied.
Two
out
three
considered
efficient
general,
be
successful
promoting
more
compact
patterns
build-up
(axial
infill
growth),
not
containing
emergence
with
strategy.
are
line
those
similar
studies
showing
cores
often
deprived
planning.
increase
Basic
Services
Housing
sufficient
attend
regional
demand,
inadequacy
these
remains
problem
region.
Future
policies
management
NCSP
address
increasing
demand
enable
development
inside
core
areas.
Journal of Applied Ecology,
Год журнала:
2021,
Номер
58(11), С. 2463 - 2478
Опубликована: Сен. 8, 2021
Abstract
Designated
using
a
Statutory
Instrument
in
2008,
Lyme
Bay
marine‐protected
area
(MPA)
is
the
UK's
first
and
largest
example
of
an
ambitious,
whole‐site
approach
to
management,
recover
protect
reef
biodiversity.
The
applies
consistent
this
case
excluding
bottom
towed
fishing,
across
full
206
km
2
extent
MPA,
thus
protecting
mosaic
reef‐associated
habitats
from
regular
damage,
while
still
allowing
less
destructive
fishing
methods,
such
as
static
gear,
rod
line,
diving.
To
assess
effectiveness
management
strategy
for
mobile
taxa
sustainability
those
that
continue
be
targeted,
Exploited
Non‐Exploited
species'
populations
were
compared
inside
relative
open
control
sites
spanning
11
12
years
designation.
baited
remote
underwater
video
systems
(BRUVs)
deployed
annually
benthic
demersal
fauna.
Overall,
number
significantly
increased
MPA
controls
total
abundance
both
treatments.
fish
showed
increases
(430%)
(370%)
over
years.
Likewise,
but
lesser
degree
controls,
commercially
time,
potentially
showing
‘spillover’
effects
MPA.
did
not
show
changes.
Regardless
constituting
majority
fishery
value,
highly
valuable
invertebrates
no
significant
changes
time.
Synthesis
applications
.
shows
importance
whole
site,
comprising
mosaics
different
habitats,
through
protection
sessile
organisms
contribute
essential
habitats.
This
Ecosystem
Approach
Fisheries
Management
can
benefit
maintain
sustainable
fisheries
species
conservation
importance.