Papéis Avulsos de Zoologia,
Journal Year:
2019,
Volume and Issue:
59, P. e20195926 - e20195926
Published: May 15, 2019
Cavity-nesting
bees
are
enigmatic
because
they
difficult
to
observe
in
the
wild,
hence
trap-nests
(man-made
cavities)
provide
means
by
which
these
may
be
studied.
Trap-nests
is
an
efficient
methodology
study
and
common
worldwide.
These
traps
have
been
used
for
a
variety
of
reasons,
including
inventories,
examine
pollen
load,
habitat
disturbance,
bee
conservation.
However
Neotropical
trap-nesting
bees’
taxonomy
biology
still
poorly
known
here
we
review
about
subjects.
We
searched
trap-nest
studies
Region
using
Google
Scholar
ISI
Web
Science
at
any
time
past
December
2017.
found
109
independent
studies,
most
were
from
Brazil
(87
studies),
followed
Argentina
(10
other
countries
had
fewer
than
five
each.
A
total
140
species,
24
genera,
10
tribes
three
subfamilies
reported
trap-nests.
Nest
architecture
was
described
only
49
species.
Taxonomy
well-known
14
somewhat
seven
essentially
unavailable
genera.
Construction
material,
closing
plug
cell
shape
similar
among
species
same
Vestibular
intercalary
cells,
preliminary
variable,
even
specific
level.
Apinae
studied
group
with
available
data
all
genera
recorded
Colletinae
least-studied
nothing
their
nesting
biology.
Megachilinae
intermediate,
some
nesting.
suggest
that
further
should
more
detailed
information
on
nest
construction
materials,
explicit
mention
structures
absent.
All
need
taxonomic
but
some,
such
as
Hylaeus
Megachile,
require
attention
since
unknown
Megachile
very
Ecological Entomology,
Journal Year:
2020,
Volume and Issue:
46(2), P. 143 - 159
Published: Nov. 26, 2020
About
3/4
of
all
wild
bee
species
nest
in
the
soil
and
spend
much
their
life
cycle
underground.
These
insects
require
suitable
environmental
conditions
for
construction
development
survival
offspring.
However,
there
is
little
quantitative
information
on
nesting
habitat
requirements
preferences
ground‐nesting
bees.
Moreover,
are
almost
no
data
effects
these
bees'
fitness.
Here,
to
better
understand
factors
that
influence
nest‐site
selection
bees,
we
synthesise
literature
nesting‐habitat
associations
important
pollinators.
We
also
review
techniques
can
be
used
study
Our
reveals
enormous
variation
among
with
such
attributes
as
texture,
compaction,
moisture,
temperature,
ground
surface
features,
proximity
conspecifics
or
floral
resources.
more
studies—particularly
experimental
ones—are
needed
segregate
each
factor
choices
location,
since
multiple
often
correlated.
It
unclear
whether
vary
geographically
seasonally
within
species,
phylogenetically
partly
because
lack
many
species.
argue
studies
using
established
habitat‐selection
methods
essential
properly
identify
Finally,
research
ecology
(especially
agroecosystems)
determine
how
best
support
this
diverse
group
bees
vital
ecosystem
service
they
provide.
Ecosphere,
Journal Year:
2020,
Volume and Issue:
11(5)
Published: May 1, 2020
Abstract
Many
bee
species
are
declining
globally,
but
to
detect
trends
and
monitor
assemblages,
robust
sampling
methods
required.
Numerous
used,
a
critical
review
of
their
relative
effectiveness
is
lacking.
Moreover,
evidence
suggests
the
depends
on
habitat,
yet
efficacy
in
urban
areas
has
be
evaluated.
This
study
compared
community
documented
using
observational
records,
targeted
netting,
mobile
gardens,
pan
traps
(blue
yellow),
vane
trap‐nests.
The
comparative
surveys
native
bees
honeybees
were
undertaken
an
urbanized
region
southwest
Australian
biodiversity
hot
spot.
outcomes
then
synthesis
based
comprehensive
literature
studies
where
two
or
more
conducted.
Observational
records
far
exceeded
all
other
terms
abundance
recorded,
unable
distinguish
finer
taxonomic
levels.
Of
that
captured
individuals,
thereby
permitting
identification,
sweep
netting
vastly
outperformed
passive
methods,
yielding
total
1324
representing
131
units—even
when
deployed
over
shorter
duration.
each
method
differed
according
taxon.
From
analysis
literature,
there
was
high
variability
blue
tended
most
effective,
accordance
with
results
from
this
study.
However,
present
previous
extremely
low
catch
rates
traps.
Species
trap‐nests
represented
only
subset
potential
cavity‐nesters,
abundances
those
field.
Mobile
gardens
relatively
ineffective
at
attracting
bees.
For
habitat
within
spot,
indispensable
for
obtaining
indication
assemblages;
alone
recorded
small
fraction
community.
Overall,
combination
should
used
communities,
as
own
biases,
certain
taxa
well
some
poorly
others.
Conservation Biology,
Journal Year:
2018,
Volume and Issue:
34(1), P. 15 - 25
Published: Dec. 29, 2018
Abstract
Global
insect
pollinator
declines
have
prompted
habitat
restoration
efforts,
including
pollinator‐friendly
gardening.
Gardens
can
provide
nectar
and
pollen
for
adult
insects
offer
reproductive
resources,
such
as
nesting
sites
caterpillar
host
plants.
We
conducted
a
review
meta‐analysis
to
examine
how
decisions
made
by
gardeners
on
plant
selection
garden
maintenance
influence
survival,
abundance,
diversity.
also
considered
characteristics
of
surrounding
landscapes
the
impacts
natural
enemies.
Our
results
indicated
that
pollinators
responded
positively
high
species
diversity,
woody
vegetation,
size,
sun
exposure
negatively
separation
habitats
from
sites.
Within‐garden
features
more
strongly
influenced
than
landscape
factors.
Growing
interest
in
gardening
highlights
need
better
understand
gardens
contribute
conservation
some
enhance
attractiveness
usefulness
pollinators.
Further
studies
examining
reproduction,
resource
acquisition,
enemies
comparing
with
other
efforts
are
needed
increase
value
human‐made
Methods in Ecology and Evolution,
Journal Year:
2018,
Volume and Issue:
9(11), P. 2226 - 2239
Published: July 26, 2018
Abstract
Trap
nests
are
artificially
made
nesting
resources
for
solitary
cavity‐nesting
bees
and
wasps
allow
easy
quantification
of
multiple
trophic
interactions
between
bees,
wasps,
their
food
objects
natural
enemies.
We
synthesized
all
trap
nest
studies
available
in
the
ISI
Web
Science
™
to
provide
a
comprehensive
overview
research
identify
common
practical
challenges
promising
future
directions.
have
been
used
on
continents
across
climate
zones
publication
numbers
increased
exponentially
since
first
1950s.
Originally
detailed
exploratory
history
observations,
now
also
an
established
method
hypothesis‐driven
ecology
assess
environmental
changes.
potential
monitoring
by
assessing
interaction
networks
groups
involved.
While
pollen
collection
or
prey
hunting
has
often
addressed,
with
enemies
were
included
almost
half
publications,
surprisingly
few
quantified
response
anthropogenic
By
simultaneously
revealing
multitude
interactions,
broaden
our
understanding
how
species
influenced
manifold
changes,
which
pressing
topics
ecological
research.
To
foster
use
studies,
we
offer
guidance
solutions.
Agriculture,
Journal Year:
2020,
Volume and Issue:
10(4), P. 115 - 115
Published: April 5, 2020
Solitary
bees
and
other
wild
pollinators
provide
an
important
ecosystem
service
which
can
benefit
both
the
agricultural
economy
sustainability
of
many
native
ecosystems.
Many
solitary
bees,
however,
are
experiencing
decreases
in
their
populations
ranges,
resulting
overall
loss
pollinator
species
richness
areas.
Several
interacting
factors
have
been
implicated
this
decline,
including
increased
pesticide
use,
climate
change,
pathogens,
but
habitat
remains
one
primary
drivers.
The
widespread
conversion
natural
habitats
into
landscapes
has
decreased
availability
adequate
nesting
sites
floral
diversity
for
bee
species.
Large
monocultures
with
intensive
production
systems
often
cannot
support
(particularly
short
foraging
ranges)
necessary
to
ensure
pollination
animal-pollinated
crops.
Diversifying
through
incorporation
wildflower
plantings,
as
well
preservation
remaining
habitats,
may
offer
a
solution,
it
shown
increase
abundance
nearby
In
review
article,
we
discuss
various
effects
on
different
ways
mitigate
such
order
conserve
landscapes.
Journal of Ecology,
Journal Year:
2017,
Volume and Issue:
105(4), P. 890 - 899
Published: June 19, 2017
Summary
We
briefly
review
current
understanding
of
wild
pollinators
and
pollination
services
on
farmlands.
consider
how
concepts
in
plant
ecology
–
community
assembly
functional
trait
diversity
‐
may
be
applied
to
create
diverse,
pollinator
communities
across
scales
agroecosystems.
also
make
recommendations
for
best
practices
enhance
more
sustainable
food
production
systems
under
changing
environmental
conditions,
including
creating
greater
landscape
connectivity,
embracing
dynamics,
providing
incentives
other
motivations
support
these
practices.
Synthesis
.
highlight
the
opportunity
agricultural
lands
serve
a
dual
role
both
conservation,
conclude
by
posing
unanswered
questions
top
priorities
future
studies.
Journal of Applied Ecology,
Journal Year:
2023,
Volume and Issue:
60(4), P. 601 - 613
Published: Jan. 7, 2023
Abstract
Agricultural
intensification
and
abandonment
of
traditional
agricultural
practices
are
main
drivers
current
insect
declines.
The
resulting
loss
feeding
nesting
opportunities
has
led
to
a
decrease
in
pollinator
populations
like
wild
bees.
While
the
restoration
floral
resources
been
widely
implemented
bee
conservation,
resources,
particularly
for
ground‐nesting
species,
barely
considered.
We
assessed
diversity
wine‐growing
area
Germany
15
study
sites
along
soil
gradient
evaluated
whether
bees
were
distinctly
affected
by
different
vineyard
types
(vertically
oriented,
terraced,
abandoned),
local
conditions
(e.g.
shrub
flower
cover)
landscape
factors
response
divergent
needs
(above‐ground
vs.
ground‐nesting).
found
that
responded
more
strongly
availability
than
resources.
determined
suitability
aspects
irrespective
management
types,
above‐ground‐nesting
profited
from
encroachment
fallows
enhanced
semi‐natural
habitats
(SNHs)
surrounding
landscape.
In
contrast,
resource
managed
vineyards
had
only
marginal
effects
on
Synthesis
applications
:
Life‐history
traits
strategies
have
long
neglected
conservation
approaches,
but
proved
be
highly
relevant,
especially
For
this,
agri‐environmental
schemes
can
no
longer
solely
focus
should
equally
address
Therefore,
efforts
enhancing
landscapes
aim
at
complementing
exposed
bare
ground
patches)
woody
elements,
hedges)
addition
At
level,
conserving
heterogeneous
mixture
actively
elements
is
significant
maintain
diverse
communities.
Journal of Applied Ecology,
Journal Year:
2019,
Volume and Issue:
57(1), P. 111 - 120
Published: Sept. 20, 2019
Abstract
One
of
the
current
challenges
for
applied
ecologists
is
to
understand
how
manage/restore
agroecosystems
in
a
sustainable
and
cost‐effective
way.
The
intermediate
landscape
complexity
hypothesis
(ILCH)
predicts
that
effectiveness
agri‐environmental
measures
(AES)
on
biodiversity
ecosystem
services
recovery
often
largest
landscapes
complexity.
This
has
rarely
been
tested
savanna‐like
permanent
agroecosystems.
Focusing
pollinators,
we
test
ILCH
at
regional
scale
Mediterranean
olive
orchards,
one
most
important
world.
We
inferred
abundance
cavity‐nesting
pollinators
40
paired
orchards
(extensively
vs.
intensively
managed
herbaceous
cover)
20
localities
selected
across
gradient.
also
studied
different
magnitudes
local
management
switches
may
affect
by
considering
organic
intensive
fields
as
extremes
orchards.
used
208
trap
nests
solitary
bees
measure
colonization
rates.
Additionally,
conducted
pollinator
surveys
ascertain
rate
was
representative
proxy
activity.
Our
results
showed
(a)
changes
rates
due
herb
cover
peaked
complexity,
with
extensively
rendering
higher
(b)
Organic
had
than
their
control
farms
regardless
(c)
There
highly
significant
correlation
between
nest
density
foraging
flowers,
which
suggests
good
estimator
Policy
implications
.
maintenance
ground
(main
orchards)
investment
allowing
recuperation
when
targeting
located
fostering
farming
(still
minority
groves)
conservation
should
be
priority
policymakers
since
its
effects
are
beneficial
any
landscape.