Conservation Letters,
Год журнала:
2019,
Номер
12(4)
Опубликована: Март 1, 2019
Abstract
Preserving
biodiversity
and
ecosystem
function
in
the
Anthropocene
is
one
of
humanity's
greatest
challenges.
Ecosystem‐based
management
area
closures
are
considered
an
effective
way
to
maintain
ecological
processes,
especially
marine
systems.
Although
there
strong
evidence
that
such
measures
positively
affect
community
structure,
their
impact
on
rate
key
processes
remains
unclear.
Here,
we
provide
protected
areas
enhance
herbivory
rates
coral
reefs
via
direct
indirect
pathways.
Using
meta‐analysis
a
path‐analytical
framework,
demonstrate
that,
average,
increase
species
richness
herbivorous
fishes,
which,
turn,
enhances
browsing
macroalgae.
However,
all
three
regions
studied
(the
Atlantic,
Indian,
Pacific
Ocean),
small
subset
herbivore
assemblage
accounted
for
majority
browsing.
Our
results
therefore
indicate
functioning
may
respond
both
protection
species.
Ecology and Society,
Год журнала:
2016,
Номер
21(1)
Опубликована: Янв. 1, 2016
Goatley,
C.
H.
R.,
R.
M.
Bonaldo,
J.
Fox,
and
D.
Bellwood.
2016.
Sediments
herbivory
as
sensitive
indicators
of
coral
reef
degradation.
Ecology
Society
21(1):29.http://dx.doi.org/10.5751/ES-08334-210129
Ecological Applications,
Год журнала:
2012,
Номер
23(1), С. 174 - 188
Опубликована: Июль 31, 2012
Many
ecosystems
face
degradation
unless
factors
that
underpin
their
resilience
can
be
effectively
managed.
In
tropical
reef
ecosystems,
grazing
by
herbivorous
fishes
prevent
coral-macroalgal
phase
shifts
commonly
signal
loss
of
resilience.
However,
knowledge
characteristics
most
promote
is
typically
experimental,
localized,
and
sparse,
which
limits
broad
management
applications.
Applying
sound
ecological
theory
to
broad-scale
data
may
provide
an
alternative
basis
for
ecosystem
management.
We
explore
the
idea
positively
related
diversity
within
among
functional
groups
organisms.
Specifically,
we
infer
relative
vulnerability
different
subregions
Great
Barrier
Reef
(GBR)
based
on
local
fish
communities.
slopes
92
reefs
set
in
three
zones
continental
shelf
eight
latitudinal
sectors
GBR
were
surveyed
multiple
occasions
between
1995
2009.
Spatial
variation
community
structure
was
high
driven
primarily
position.
Measures
diversity,
redundancy,
abundance
generally
higher
offshore
lower
inshore.
Two
turbid
inshore
considered
vulnerable
very
low
measures
herbivore
function,
this
supported
occurrence
one
subregions.
Eleven
resisted
after
major
coral
mortality
included
some
with
function.
The
fact
did
not
necessarily
occur
when
large
herbivores
scarce
indicates
other
environmental
compensated
preserve
Estimates
solely
function
thus
prove
conservative,
but
caution
appropriate,
since
compensatory
are
largely
unknown
could
eroded
unwittingly
anthropogenic
stresses.
Our
suggest
managing
threat
successfully
will
require
spatially
explicit
strategies
consider
both
communities
raise
or
thresholds.
A
strong
positive
correlation
water
clarity
species
richness
suggests
quality
generic
importance
ensure
services
important
group
herbivores.
