Machine learning applied to species occurrence and interactions: the missing link in biodiversity assessment and modelling of Antarctic plankton distribution
Ecological Processes,
Journal Year:
2024,
Volume and Issue:
13(1)
Published: July 25, 2024
Abstract
Background
Plankton
is
the
essential
ecological
category
that
occupies
lower
levels
of
aquatic
trophic
networks,
representing
a
good
indicator
environmental
change.
However,
most
studies
deal
with
distribution
single
species
or
taxa
and
do
not
take
into
account
complex
biological
interactions
real
world
rule
processes.
Results
This
study
focused
on
analyzing
Antarctic
marine
phytoplankton,
mesozooplankton,
microzooplankton,
examining
their
co-existences.
Field
data
yielded
1053
interaction
values,
762
coexistence
15
zero
values.
Six
phytoplankton
assemblages
six
copepod
were
selected
based
abundance
roles.
Using
23
descriptors,
we
modelled
to
accurately
represent
occurrences.
Sampling
was
conducted
during
2016–2017
Italian
National
Programme
(PNRA)
‘P-ROSE’
project
in
East
Ross
Sea.
Machine
learning
techniques
applied
occurrence
generate
48
predictive
maps
(SDMs),
producing
3D
for
entire
Sea
area.
These
models
quantitatively
predicted
occurrences
each
assemblage,
providing
crucial
insights
potential
variations
biotic
interactions,
significant
implications
management
conservation
resources.
The
Receiver
Operating
Characteristic
(ROC)
results
indicated
highest
model
efficiency,
Cyanophyta
(74%)
among
Paralabidocera
antarctica
(83%)
communities.
SDMs
revealed
distinct
spatial
heterogeneity
area,
an
average
Relative
Index
Occurrence
values
0.28
(min:
0;
max:
0.65)
0.39
0.71)
copepods.
Conclusion
this
are
science-based
one
world’s
pristine
ecosystems
addressing
climate-induced
alterations
interactions.
Our
emphasizes
importance
considering
planktonic
studies,
employing
open
access
machine
measurable
repeatable
modelling,
informed
strategies
face
Language: Английский
The Portofino Promontory: 200 Years of History of Marine Biology
Diversity,
Journal Year:
2024,
Volume and Issue:
16(10), P. 629 - 629
Published: Oct. 10, 2024
This
paper
outlines
the
history
of
scientific
research
developed
in
Portofino
Promontory,
located
centre
Ligurian
Sea.
The
chronicles
span
over
two
centuries,
from
late
18th
century
to
present
day.
is
now
recognised
as
one
best-known
areas
world
regarding
marine
biological
communities
and
their
temporal
dynamics,
particularly
relation
current
climate
changes.
In
addition,
since
1999,
with
establishment
Marine
Protected
Area,
significant
related
environment
conservation
has
Portofino.
role
University
Genoa,
Natural
History
Museum,
other
important
institutions,
researchers
involved
area
been
outlined.
Language: Английский