Ecological Indicators,
Год журнала:
2021,
Номер
124, С. 107414 - 107414
Опубликована: Янв. 27, 2021
Habitat
fragmentation
has
largely
reduced
biodiversity
in
the
urban
fringe.
The
prioritization
of
individual
habitat
patches
can
provide
spatially
explicit
guidance
for
ecological
conservation
and
restoration.
Numerous
studies
discussed
effectiveness
purely
spatial
connectivity
metrics
to
rank
priority
habitats,
but
hardly
resolved
this
issue
a
dynamic
landscape
context.
Meanwhile,
spatio-temporal
were
usually
applied
at
scale,
are
rarely
extended
determine
patch
scale.
As
such,
we
extend
generalized
betweenness
centrality
metric
into
networks
evaluate
priorities
from
perspective.
contribution
rates
examined
varying
dispersal
distances
target
species.
Caidian
District,
fringe
Wuhan
City
central
China,
is
taken
as
case
study.
results
illustrate
that
net
decrease
amounts
quality
2005
2015
was
mainly
caused
by
expansion
agricultural
production.
positive
observed
distance
thresholds
exceeding
200
m
which
allows
us
capture
response
dynamics.
Accordingly,
develop
balanced
strategy
multiple
species
targeted
measures
based
on
coupled
analysis
patches.
Our
findings
expected
solid
support
growth.
Journal of Environmental Management,
Год журнала:
2022,
Номер
316, С. 115254 - 115254
Опубликована: Май 13, 2022
Increasing
urbanization
degrades
quantity,
quality,
and
the
functionality
of
spatial
cohesion
natural
areas
essential
to
biodiversity
ecosystem
functioning
worldwide.
The
uncontrolled
pace
building
activity
erosion
blue
(i.e.,
aquatic)
green
terrestrial)
landscape
elements
threaten
existing
habitat
ranges
movability
wildlife.
Local
scale
measures,
such
as
nature-inspired
engineered
Blue-Green
Infrastructure
(BGI)
are
emerging
mitigation
solutions.
Originally
planned
promote
sustainable
stormwater
management,
adaptation
climate
change
improved
human
livability
in
cities,
instruments
offer
interesting
synergies
for
support
ecological
infrastructure.
BGI
especially
appealing
globally
declining
amphibians,
a
rich
diverse
vertebrate
assemblage
sensitive
urbanization.
We
integrated
biological
highly
resolved
urban-rural
land-cover
data,
ensemble
models
suitability,
connectivity
based
on
circuit
theory
improve
multi-scale
multi-species
protection
core
habitats
corridors
Swiss
lowlands.
Considering
broad
spectrum
amphibian
biodiversity,
we
identified
distributions
hotspots
four
at
regional
scale,
namely
i)
forest
edges,
ii)
wet-forest
habitats,
iii)
soils
with
variable
moisture
iv)
riparian
zones.
Our
work
shows
that
cities
can
make
substantial
contribution
(e.g.,
up
15%
urban
space
study
area)
wider
connectivity.
highlight
importance
planning
locally
strategic
locations
across
peri-urban
permeability
availability
'stepping
stone'
densely
populated
landscapes,
maintenance
thereby
enhancing
functioning.
Scientific Reports,
Год журнала:
2021,
Номер
11(1)
Опубликована: Янв. 13, 2021
Abstract
Iran
lies
at
the
southernmost
range
limit
of
brown
bears
globally.
Therefore,
understanding
habitat
associations
and
patterns
population
connectivity
for
in
is
relevant
species’
conservation.
We
applied
species
distribution
modeling
to
predict
suitability
identify
core
areas
corridors.
Our
results
showed
that
forest
density,
topographical
roughness,
NDVI
human
footprint
were
most
influential
variables
predicting
bear
distribution.
The
crucial
corridor
networks
are
concentrated
Alborz
Zagros
Mountains.
These
two
predicted
be
fragmented
into
a
total
fifteen
isolated
patches
if
dispersal
across
landscape
limited
50,000
cost
units,
aggregates
capable
dispersing
400,000
units.
found
low
overlap
between
corridors,
habitats
with
protected
areas,
suggesting
existing
area
network
may
not
adequate
conservation
Iran.
suggest
effective
requires
protection
both
corridors
them,
especially
outside
Iran’s
areas.
Global Ecology and Conservation,
Год журнала:
2023,
Номер
46, С. e02569 - e02569
Опубликована: Июль 1, 2023
The
establishment
of
ecological
networks
is
crucial
for
biodiversity
conservation,
especially
at
broad
spatial
scales.
It
still
challenging
to
develop
an
network
construction
method
based
on
landscape
connectivity
multiple
species.
purpose
this
study
propose
a
multi-species
framework
approach
constructing
and
determine
the
restoration
priority
four
focal
mammal
species
across
protected
areas
in
western
mountains
Henan
Province,
China.
We
built
each
by
using
circuit
theory
least-cost
path
models,
integrated
corridors
key
barrier
results
showed
that
was
closely
related
dispersal
capacity.
For
with
higher
capacity,
all
core
were
interconnected
have
alternative
paths,
seemed
be
well
connected.
With
decline
ability,
became
more
complex
not
connected,
migration
exceed
capability
emerged.
important
consider
needs
species-specific
management
plans.
Key
areas,
which
significant
impacts
migration,
are
mainly
land
use
dominated
cropland.
Our
research
indicates
methods
proposed
can
help
may
facilitate
conservation
efforts
species,
poor
distribution
movement
data.
PLoS ONE,
Год журнала:
2018,
Номер
13(11), С. e0206071 - e0206071
Опубликована: Ноя. 7, 2018
Many
large-scale
connectivity
initiatives
have
been
proposed
around
the
world
with
aim
of
maintaining
or
restoring
to
offset
impacts
on
biodiversity
habitat
loss
and
fragmentation.
Frequently,
these
are
based
requirements
a
single
focal
species
concern,
but
there
is
growing
attention
identifying
for
multi-species
assemblages.
A
number
methods
modelling
developed;
likewise,
different
approaches
used
construct
resistance
surfaces,
basic
input
data
analyses.
In
this
study
we
modelled
group
vertebrates
representative
heavily
fragmented
forests
in
north-central
Victoria,
Australia.
For
each
species,
least-cost
compared
two
alternate
distribution
models
expert
opinion,
respectively.
We
integrated
results
across
individual
obtain
map
region.
surface
assessment
relative
use
land-cover
classes
by
target
was
more
informative
than
one
models.
The
former
resulted
pathways
strongly
aligned
existing
patches
strips
native
vegetation.
region,
streams
their
associated
riparian
vegetation
relatively
high
ecological
potential
feasibility
contribute
regional
assemblage
forest
vertebrates.
Journal of Applied Ecology,
Год журнала:
2020,
Номер
57(9), С. 1700 - 1710
Опубликована: Июль 17, 2020
Abstract
Connectivity
conservation
is
aimed
at
sustaining
animal
movements
and
ecological
processes
important
to
ecosystem
functioning
the
maintenance
of
biodiversity.
However,
connectivity
plans
are
typically
developed
around
a
single
species
rarely
empirically
evaluated
for
their
relevance
others,
thereby
limiting
our
understanding
how
requirements
differ
across
species.
We
used
an
omnidirectional
application
circuit
theory
GPS
data
from
six
evaluate
multiple
scales
within
world's
largest
transfrontier
landscape
in
southern
Africa.
effects
linear
barriers,
natural
habitat
types
anthropogenic
land
use
on
movement.
identified
multispecies
hotspots
as
areas
where
current
flow
was
concentrated
or
channelled
through
pinch
points.
To
surrogate
connectivity,
we
correspondence
among
single‐species
entire
also
examined
whether
more
localized
corridor
African
savanna
elephant
Loxodonta
africana
captured
high
values.
models
revealed
many
intact
with
diffuse
flow,
but
evidence
that
fences,
rivers,
roads
acted
strong
barriers
movement—particularly
case
which
completely
blocked
female
Tests
spotted
hyaena
wild
dog
strongest
connectivity.
Female
elephants
were
found
be
weakest
scale.
focusing
most
study.
Synthesis
applications
.
Our
results
suggest
focus
permeating
literature
may
result
poorly
conserve
needs
co‐occurring
study
highlights
importance
testing
efficacy
scales.
recommend
evaluating
prioritize
safeguard
concern.