Aquatic Invasions,
Год журнала:
2024,
Номер
19(2), С. 137 - 152
Опубликована: Май 13, 2024
Freshwater
ecosystems
are
among
the
most
susceptible
to
biological
invasions.
The
South
American
Ludwigia
hexapetala
is
an
aquatic
plant
that
becoming
increasing
threat
in
many
European
waterbodies,
recently
including
Italy.
This
study
aimed
define
main
parameters
influencing
early
colonization
stage
of
L.
by
overlapping
percentage
cover
this
species
with
environmental
parameter
data
collected
at
24
sites
from
six
waterbodies
north-central
At
each
site,
chemical
and
physical
characteristics
water
(temperature,
pH,
dissolved
oxygen,
conductivity,
nitrates,
phosphates,
ammonia,
depth,
transparency),
grain
size
substrate
level
anthropogenic
disturbance
were
evaluated.
results
showed
although
prefers
shallow,
warm,
alkaline,
moderately
rich
ions
nutrients
(especially
phosphates)
oxygen-poor
waters,
it
can
grow
a
wide
range
conditions.
Moreover,
as
typical
invasive
alien
species,
spreads
opportunistically
disturbed,
unstable
sites.
Thus,
invade
freshwater
habitats
different
conditions
subjected
disturbance.
However,
suggest
depth
may
be
limiting
factor
which
does
not
seem
able
colonise
waters
deeper
than
1
m
investigated
sites,
while
has
been
observed
significantly
other
countries
longer
invasion
history.
Detecting
influence
growth
becomes
crucial
both
identify
at-risk
initiate
timely
monitoring
actions
for
develop
better
management
control
have
already
invaded.
Sustainability,
Год журнала:
2021,
Номер
13(8), С. 4132 - 4132
Опубликована: Апрель 8, 2021
Ecosystem
services
refer
to
the
direct
and
indirect
benefits
humanity
from
an
ecosystem.
The
ability
spatially
incorporate
multiple
biophysical
environments
is
crucial
ecosystem
services,
thus
promoting
cooperation
between
science
policy
in
seeking
solutions
global
challenges,
including
drought
disasters.
Therefore,
understanding
for
instance,
forest/vegetation
view
of
contributing
disaster
risk
adaptation
critical
human-nature
interactions
proper
sustainable
conservation
thereof.
No
known
study
has
been
done
on
their
contributions
management
or
other
climate
South
Africa.
This
aimed
at
quantifying
based
It
was
identified
that
society
have
directly
affected
by
anthropogenic
natural
phenomena,
thereby
influencing
severity
its
impacts.
These
impacts
associated
risks
are
evident
globally,
We
found
out
ecosystems
Africa
extremely
vulnerable
recurrent
disasters,
such
as
droughts.
To
achieve
long-term
drought-related
feedback
mechanisms
human-natural
related
factors
services-based
need
be
understood
planned.
Timely
spatiotemporal
assessment,
planning
strategies
considered
find
ways
forward
combating
Plants,
Год журнала:
2020,
Номер
9(9), С. 1181 - 1181
Опубликована: Сен. 11, 2020
Knowledge
on
alien
species
is
needed
nowadays
to
protect
natural
habitats
and
prevent
ecological
damage.
The
presence
of
new
plant
in
Italy
increasing
every
day.
Calabria,
its
southernmost
region,
not
yet
well
known
with
regard
this
aspect.
Thanks
fieldwork,
sampling,
observing
many
exotic
plants
here,
we
report
data
34
taxa.
In
particular,
found
three
taxa
for
Europe
(Cascabela
thevetia,
Ipomoea
setosa
subsp.
pavonii,
Tecoma
stans),
(Brugmansia
aurea,
Narcissus
‘Cotinga’,
‘Erlicheer’),
one
the
Italian
Peninsula
(Luffa
aegyptiaca),
21
Calabria
(Allium
cepa,
Asparagus
setaceus,
Bassia
scoparia,
Beta
vulgaris
vulgaris,
Bidens
formosa,
Casuarina
equisetifolia,
Cedrus
atlantica,
Chlorophytum
comosum,
Cucurbita
maxima
maxima,
Dolichandra
unguis-cati,
Fagopyrum
esculentum,
Freesia
alba,
Juglans
regia,
Kalanchoë
delagoënsis,
Passiflora
caerulea,
Portulaca
grandiflora,
Prunus
armeniaca,
dulcis,
Solanum
tuberosum,
Tradescantia
sillamontana,
Washingtonia
filifera).
Furthermore,
provide
first
geolocalized
record
Araujia
sericifera,
confirmation
Oxalis
stricta,
propose
a
change
status
four
(Cenchrus
Salpichroa
origanifolia,
Sesbania
punicea,
Nothoscordum
gracile)
Calabria.
updated
knowledge
could
allow
prevention
other
entries
eliminate
potential
threat
habitats.
Ecological Indicators,
Год журнала:
2021,
Номер
126, С. 107653 - 107653
Опубликована: Апрель 16, 2021
High-elevation
mountain
communities
are
progressively
threatened
by
habitat
fragmentation
and
climate
change
resulting
in
shift
biodiversity
loss.
Despite
it,
very
few
studies
have
focussed
on
niche
distribution
diversity
pattern
of
non-native
native
plant
species
high
communities,
their
role
identifying
endemic
with
extinction
risk
Himalayas.
To
determine
width
based
the
nativity,
ascertain
conservation
prioritization
endemic/native
species,
four
sites
were
selected
western
We
analysed
indices
(based
native,
non-native,
total
species)
such
as
Species
richness,
Simpson
index,
Chao-1
Whittaker
index
(βw),
across
elevational
gradient
study
sites.
Non-native
found
to
thrive
lower
elevations.
The
declined
increase
elevation,
but
a
had
broad
(habitat
generalist).
Such
generalist
may
lead
displacement
or
specialist
(having
narrow
width).
like
Aconitum
heterophyllum,
violaceum,
Bergenia
stracheyi,
Dactylorhiza
hatagirea,
Jurinea
dolomiaea,
Sinopodophyllum
hexandrum,
Morina
longifolia,
Roscoea
alpina
etc.
width.
will
face
an
due
upward
species.
more
susceptible
accelerated
spread
influenced
change.
This
emphasizes
crucial
need
implement
strategies
for
control
describing
compositional
changes
at
higher
elevations,
aids
efficiently
identify
conserve
under
risk.
Plants,
Год журнала:
2024,
Номер
13(2), С. 286 - 286
Опубликована: Янв. 18, 2024
The
first
inventory
of
casual
and
naturalised
alien
plants
Kyrgyzstan
is
based
on
an
overview
published
data,
which
were
re-assessed
re-evaluated
using
modern
standards.
Altogether,
151
species
registered
in
the
country,
nearly
40%
became
naturalised.
total
number
plant
proportion
aliens
are
relatively
low
due
to
harsh
climatic
conditions
(high
aridity
continentality)
predominantly
high
elevations.
highest
originated
from
Mediterranean,
can
be
explained
by
some
common
features
between
this
area
Central
Asia,
but
half
ten
most
harmful
Americas.
intensity
invasions
was
greatest
during
period
Russian
Empire
USSR,
rapid
accumulation
continues
independent
Kyrgyzstan.
uneven
distribution
different
elevations
across
its
regions,
as
well
concentration
agricultural
activities
human
population
along
warm
lowland
depressions.
More
research
required
uncover
pathways
particular
times
introduction
produce
detailed
maps.
GIScience & Remote Sensing,
Год журнала:
2021,
Номер
58(4), С. 483 - 500
Опубликована: Апрель 6, 2021
The
geographic
spread
and
proliferation
of
Invasive
Alien
Plants
(IAPs)
into
new
ecosystems
requires
accurate,
constant,
frequent
monitoring
particularly
under
the
changing
climate
to
ensure
integrity
resilience
affected
as
well
vulnerable
ecosystems.
This
study
thus
aimed
understand
distribution
shifts
IAPs
factors
influencing
such
at
catchment
scale
minimize
their
risks
impacts
through
effective
management.
Three
machine
learning
Species
Distribution
Modeling
(SDM)
techniques,
namely,
Random
Forest
(RF),
Maximum
Entropy
(MaxEnt),
Boosted
Regression
Trees
(BRT)
respective
ensemble
model
were
used
predict
potential
within
catchment.
current
future
bioclimatic
variables,
environmental
Sentinel-2
Multispectral
Instrument
satellite
data
fit
models
areas
risk
invasions
in
Heuningnes
catchment,
South
Africa.
present
two
climatic
scenarios
from
Community
Climate
System
Model
(CCSM4)
considered
modeling
these
species.
represented
minimum
maximum
atmospheric
carbon
Representative
Concentration
Pathways
(RCP)
2.6
8.5
for
2050
(average
2041–2060).
results
show
that
are
predicted
expand
influence
change
Concurrently,
riparian
zones,
bare
areas,
native
vegetation
which
is
rich
biodiversity
will
greatly
be
affected.
mean
diurnal
range
(Bio2),
warmest
quarter
temperature
(Bio5),
precipitation
(Bio18)
most
important
variables
spatial
Comparatively,
all
successful
predicting
scenarios.
BRT,
MaxEnt,
RF
with
an
Area
Under
Curve
(AUC)
0.89,
0.92,
0.94,
respectively.
highlighted
importance
multi-source
multiple
predictive
IAP
distribution.
this
provide
baseline
information
land
management,
planning,
continuous
further
Remote Sensing,
Год журнала:
2021,
Номер
13(10), С. 1928 - 1928
Опубликована: Май 15, 2021
Combining
field
collected
and
remotely
sensed
(RS)
data
represents
one
of
the
most
promising
approaches
for
an
extensive
up-to-date
ecosystem
assessment.
We
investigated
potential
so
called
spectral
variability
hypothesis
(SVH)
in
linking
field-collected
remote-sensed
Mediterranean
coastal
dunes
explored
if
diversity
provides
reliable
information
to
monitor
floristic
diversity,
as
well
consistency
such
altered
ecosystems
due
plant
invasions.
analyzed
alpha
beta
integrating
Remote-Sensing
PlanetScope
Tyrrhenian
coast
(Central
Italy).
relationship
among
(species
richness,
Shannon
index,
inverse
Simpson
index)
(distance
from
centroid
through
linear
regressions.
For
we
implemented
a
distance
decay
model
(DDM)
relating
pairwise
(Jaccard
similarities
Bray–Curtis
(Euclidean
distance)
measures.
observed
positive
between
heterogeneity
with
richness
reporting
higher
R
score.
As
DDM,
found
significant
similarity
Euclidean
distance.
provided
first
assessment
RS
dune
habitats
(i.e.,
natural
or
invaded).
SVH
evidence
about
estimating
complex
dynamic
landscapes.
Biological Invasions,
Год журнала:
2022,
Номер
25(3), С. 827 - 846
Опубликована: Ноя. 3, 2022
Abstract
We
analysed
the
invasion
history
of
two
North
American
macrophytes
(
Elodea
canadensis
and
E.
nuttallii
)
in
Italy,
through
an
accurate
census
all
available
herbarium
field
records,
dating
between
1850
2019,
a
rich
literature
collection
describing
initial
introduction
naturalisation
phase
that
supports
results
obtained
by
occurrence
records.
arrived
Italy
before
1866
had
phases,
1890s
1920s
1990s
2000s;
,
probably
1970s,
started
invading
2000
is
still
ongoing.
Botanical
gardens
fish
farming
played
crucial
role
dispersal
both
species.
The
current
range
species
centred
northern
with
scattered
occurrences
central
southern
regions.
River
Po
represents
barrier
to
Mediterranean
region
strategic
monitoring
site
prevent
peninsula.
study
detects
differences
niches
during
habitat
switch
occurred
after
1980
their
expansion
phases.
For
corresponds
second
round.
Further
research
can
clarify
whether
round
due
confusion
recently
introduced
cryptic
new
genotype,
post-introduction
evolution,
or
just
increased
scientific
interest
biological
invasions.
Plants,
Год журнала:
2023,
Номер
12(9), С. 1743 - 1743
Опубликована: Апрель 23, 2023
In
this
paper,
based
on
fieldwork
and
herbaria
surveys,
new
data
concerning
the
presence
of
32
native
alien
vascular
species
for
Sicily
(Italy)
are
provided.
Among
species,
occurrence
following
taxa
is
reported
first
time
or
confirmed
after
many
decades
non-observation:
Aira
multiculmis,
Arum
maculatum,
Carex
flacca
subsp.
flacca,
Mentha
longifolia,
Oxybasis
chenopodioides,
Najas
minor
Xiphion
junceum.
Furthermore,
we
document
three
(Cornus
mas,
Juncus
foliosus
Limonium
avei)
that,
despite
being
repeatedly
observed
in
literature,
inexplicably
omitted
by
most
recent
authoritative
checklists
regarding
flora
Italy.
Finally,
fifteen
to
(including
one
Europe,
i.e.,
Pyrus
betulifolia)
seven
poorly
documented
allochthonous
island,
two
them,
a
status
change
proposed.
These
records
allow
us
better
define
European
national
distribution
targeted
offer
insights
Sicily.