Authorea (Authorea),
Journal Year:
2022,
Volume and Issue:
unknown
Published: Aug. 24, 2022
Biodiversity
patterns
are
the
sum
of
multiple
overlapping
species
distributions.
Their
analysis
therefore
requires
proper
inference.
DNA-based
delimitation
has
become
increasingly
popular
for
such
assessments
and
their
robustness
is
often
measured
by
congruence
approaches.
We
explore
how
contrasting
results
different
delimitations
translate
into
conclusions
synecological
studies,
exemplified
assemblages
phytophagous
scarab
beetles
in
Sri
Lanka
from
elevations
forest
types.
Particularly,
we
compared
estimates
based
on
complete
cumulated
inventories
inferred
individually
analysed
subclades.
These
assemblage
similarity
were
across
spatial
scales
with
reference
to
morphospecies
haplotypes.
Method-related
ambiguity
estimates,
which
also
included
subclade
inferences,
affected
severely
certainty
apparent
biodiversity
at
most
scales.
In
this
case
study
tropical
beetle,
haplotypes
only
provided
very
little
explanatory
information,
since
genetically
highly
diverse
populations
widely
lacked
shared
Agrociencia,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 19
Published: Dec. 13, 2024
Agroforestry
systems
contribute
to
entomological
conservation
by
allowing
the
development
of
interactions
that
maintain
stability
agroecosystem.
To
determine
diversity
insect
families
and
their
trophic
guilds
associated
with
agroforestry
immersed
in
mountain
mesophyll
forest,
two
agricultural
(agroforestry
agrosilvopastoral)
were
studied
Atzalan,
municipality
Xochiapulco,
Puebla,
Mexico.
Insect
collections
conducted
at
10
sites
from
November
2021
October
2022.
The
frequencies
observation
(FO),
richness
estimator
(Jackknife
test),
indices
relative
abundance
(RAI),
(Shannon-Wiener),
equity,
evenness
(Jaccard)
determined.
Kruskal-Wallis,
χ2
cluster
analysis
tests
performed.
showed
high
values
for
Drosophilidae
(34.15
%),
Tachinidae
(9.45
Sciaridae
(4.95
%).
RAI
had
higher
(0.68),
(0.18),
(0.09).
Jackknife
test
presented
average
70.1,
91.7,
94.77.
Shannon-Wiener
index
exhibited
an
H
́
=
3.78,
4.12,
4.18.
Jaccard
displayed
45,
53,
55
%,
respectively.
Kruskal-Wallis
significant
differences
abundance,
richness,
diversity.
agrosilvicultural
condition
not
as
expected
model.
Cluster
formation
two,
three
clusters
five,
three,
respectively,
richness.
evaluated
harbor
a
apply
differential
use
available
resource
allow
ecological
balance
analyzed
agroecosystems.
It
is
recommended
broaden
structural
complexity
order
resources.
Ecology and Evolution,
Journal Year:
2022,
Volume and Issue:
12(12)
Published: Dec. 1, 2022
DNA
barcoding
has
been
used
worldwide
to
identify
biological
specimens
and
delimit
species.
It
represents
a
cost-effective,
fast,
efficient
way
assess
biodiversity
with
help
of
the
public
Barcode
Life
Database
(BOLD)
accounting
for
more
than
236,000
animal
species
10
million
barcode
sequences.
Here,
we
performed
meta-analysis
available
data
central
European
Coleoptera
detect
intraspecific
genetic
patterns
among
ecological
groups
in
relation
geographic
distance
aim
investigate
possible
link
between
infraspecific
variation
ecology.
We
collected
information
regarding
feeding
style,
body
size,
as
well
habitat
biotope
preferences.
Mantel
tests
two
variants
Procrustes
analysis,
both
involving
Principal
Coordinates
Neighborhood
Matrices
(PCNM)
approach,
were
applied
on
matrices.
However,
significance
levels
too
low
further
use
outcome
trait
investigation:
these
mean
all
guilds
only
7.5,
9.4,
or
15.6%
PCNM
+
PCA,
NMDS
test,
respectively,
at
best
28%
single
guild.
Our
study
confirmed
that
certain
traits
associated
higher
diversity
foster
stronger
differentiation.
Results
suggest
increased
numbers
species,
sampling
localities,
chosen
area
interest
may
give
new
insights
explore
ecology
scope
conservation
larger
scale.
beetles
distance,
investigation.
Authorea (Authorea),
Journal Year:
2022,
Volume and Issue:
unknown
Published: Aug. 24, 2022
Biodiversity
patterns
are
the
sum
of
multiple
overlapping
species
distributions.
Their
analysis
therefore
requires
proper
inference.
DNA-based
delimitation
has
become
increasingly
popular
for
such
assessments
and
their
robustness
is
often
measured
by
congruence
approaches.
We
explore
how
contrasting
results
different
delimitations
translate
into
conclusions
synecological
studies,
exemplified
assemblages
phytophagous
scarab
beetles
in
Sri
Lanka
from
elevations
forest
types.
Particularly,
we
compared
estimates
based
on
complete
cumulated
inventories
inferred
individually
analysed
subclades.
These
assemblage
similarity
were
across
spatial
scales
with
reference
to
morphospecies
haplotypes.
Method-related
ambiguity
estimates,
which
also
included
subclade
inferences,
affected
severely
certainty
apparent
biodiversity
at
most
scales.
In
this
case
study
tropical
beetle,
haplotypes
only
provided
very
little
explanatory
information,
since
genetically
highly
diverse
populations
widely
lacked
shared
