Biological Journal of the Linnean Society,
Год журнала:
2023,
Номер
142(2), С. 233 - 245
Опубликована: Окт. 6, 2023
Abstract
Source–sink
dynamics
investigates
species
dispersal,
mainly
at
the
landscape
scale,
providing
outcomes
for
conservation
problem-solving.
Designing
plans
requires
accurately
identifying
a
source
or
sink
habitat
within
landscape.
However,
this
practical
use
demands
theoretical
background
and
clear
definition
of
its
successful
implementation.
This
study
application
terms
sink,
examining
how
biological
features
affect
their
use,
if
they
have
been
consistently
applied
in
published
studies.
We
conducted
systematic
review
focused
on
source–sink
performed
descriptive
textual
analysis
to
understand
application.
Most
research
did
not
expressly
state
what
was,
leaving
knowledge
gap
that
prevents
complete
understanding
The
concept
has
different
uses
is
better
detailed
than
term
sink.
concepts
was
taxon-dependent;
animal
requirements
are
needed
indicate
population/habitat
can
play
role
as
Because
these
were
being
used
differently,
terminology
hinders
fundamental
theory,
evolutionary
perspectives,
applicability
conservation,
especially
tropics,
where
significant
information
found.
PLoS ONE,
Год журнала:
2025,
Номер
20(1), С. e0317356 - e0317356
Опубликована: Янв. 24, 2025
Knowledge
of
the
potential
distribution
and
locations
poorly
known
threatened
species
is
crucial
for
guiding
conservation
strategies
new
field
surveys.
The
painted
tree-rat
(
Callistomys
pictus
)
a
monospecific,
rare,
endangered
echimyid
rodent
endemic
to
southern
Bahia
Atlantic
Forest
in
Brazil.
There
have
been
no
records
published
last
20
years,
region
has
experienced
significant
forest
loss
degradation.
According
IUCN,
only
13
specimens
had
previously
reported,
with
12
found
north
Ilhéus
adjacent
municipalities,
one
recorded
approximately
200
km
away
from
this
region,
suggesting
that
its
might
be
wider.
We
aimed
search
unpublished
more
recent
C
.
,
by
consulting
gray
literature
(including
Environmental
Impact
Study
(EIA)
reports,
Brazilian
Red
Lists,
management
plans
protected
areas),
scientific
collections,
online
databases,
mastozoologists
working
region.
estimated
species’
using
Ecological
Niche
Modeling
identify
regions,
areas
most
likely
support
species,
based
on
factors
such
as
climate
suitability
cover.
reported
three
sightings
including
first
within
area.
suitable
conditions
across
23,151
2
which
9,225
high
harboring
species.
area
between
Itacaré
Valença
needs
extensive
survey
efforts
it
habitat
record
confirmed
there
so
far.
Meanwhile,
Una
urgently
requires
initiatives.
While
may
broader
than
thought,
occurrences
are
limited
few
locations,
habitats
underrepresented
areas.
Additionally,
rarity
continues
indicate
concerning
status.
ABSTRACT
Land‐use
changes
and
related
anthropogenic
pressures
are
responsible
for
biodiversity
declines
threaten
the
provision
of
ecosystem
services,
especially
in
tropical
forests.
Seed
dispersal
predation,
example,
important
ecological
processes
shaping
plant
diversity
composition;
however,
they
can
be
strongly
affected
by
such
changes.
Understanding
factors
that
limit
seed
removal
and,
consequently,
final
fate
human‐modified
landscapes
is
vital
to
enhancing
our
knowledge
functioning.
By
using
structural
equation
models,
we
evaluated
direct
indirect
effects
landscape
structure,
stressors,
abundance
terrestrial
mammals
on
patterns
Eschweilera
ovata
(Lecythidaceae),
a
common
large‐seeded
species,
18
Atlantic
Forest
fragments
southern
Bahia,
Brazil.
We
used
camera
traps
record
potential
seed‐removing
spool
line
experiments
assess
ultimate
seeds.
reveal
effect
patch
size
percentage
seeds
removed,
with
decreasing
larger
forest
fragments.
Our
results
also
demonstrated
negative
human
population
density
mammal
abundance;
although
was
not
detected.
We,
therefore,
recommend
should
mitigated
enhance
recovery
fragmented
further
research
incorporate
other
predictors
better
elucidate
complex
Journal of Tropical Ecology,
Год журнала:
2023,
Номер
39
Опубликована: Янв. 1, 2023
Abstract
Frugivorous
mammals
play
an
important
role
in
maintaining
biodiversity
and
are
considered
one
of
the
main
dispersers
large
seeds.
In
this
study,
we
describe
structure
interaction
network
between
non-flying
seven
plant
species
with
fruits
a
megadiverse
savanna-forest
mosaic
Brazilian
Cerrado.
We
also
evaluated
individual
contribution
each
to
organization
tested
whether
body
mass
determined
mammals’
network.
To
record
frugivory
events
arboreal
terrestrial
habits,
camera
traps
were
installed
at
ground
canopy
levels.
identified
18
mammal
interacting
515
events.
Our
observations
highlight
modular
non-nested
topology
structure,
which
reflects
importance
group
potential
seed
dispersal.
The
extinction
frugivorous
can
cause
several
damages
ecosystem
services
Cerrado
through
changes
especially
threatening
survival
fruits.
Ecological Modelling,
Год журнала:
2023,
Номер
484, С. 110485 - 110485
Опубликована: Авг. 18, 2023
During
the
last
century
landscape
of
Po
delta
(Italy),
one
most
important
European
deltaic
areas,
was
strongly
altered
by
extended
land
reclamation
and
use
intensification.
Consequently,
loss
lowland
forested
area
that
once
along
region's
coast
took
place.
The
present
study
aims
to
evaluate
ecosystem
services
provided
Bosco
Mesola
woodland,
a
remnant-forested
1,058
ha
located
on
an
agriculture-dominated
landscape,
nowadays
protected
as
National
Nature
Reserve.
Five
were
selected
evaluated
both
in
biophysical
monetary
terms,
including
provisioning
(firewood
production
for
industrial
bioenergy
households’
heating
purposes),
regulating
(air
quality
climate
regulation
carbon
storage),
cultural
(eco-tourism),
using
experimental
collected
data
modeling.
results
underlined
Reserve
provides
total
10.4
M€
yr-1
stores
estimated
value
7.2
M€.
Notably,
services,
such
air
(i.e.
PM10
O3
removal)
accounts
98.5%
annual
value.
While
raising
issue
related
identification
conservation
ESs
with
no
direct
market
value,
whose
socio-political
applicative
fields
have
great
relevance,
this
demonstrates
remnant
forests
are
exceptional
providers
can
significantly
contribute
reaching
multiple
sustainable
development
goals
preservation
is
largely
remarked
EU
Biodiversity
Strategy
2030.
In
regard,
integration
different
methods
sources
ES
assessment
allow
capture
comprehensive
range
may
properly
support
decision
process.
