Near-time
conservation
palaeobiology
uses
palaeontological,
archaeological
and
other
geohistorical
records
to
study
the
late
Quaternary
transition
of
biosphere
from
its
pristine
past
present-day,
human-altered
state.
Given
scarcity
data
on
recent
extinctions
in
oceans,
are
critical
for
documenting
human-driven
extinction
threats
marine
realm.
The
historical
perspective
can
provide
two
key
insights.
First,
archive
state
pre-industrial
oceans
at
local,
regional
global
scales,
thus
enabling
detection
extirpations
as
well
shifts
species
distribution,
abundance,
body
size
ecosystem
function.
Second,
we
untangle
contributions
natural
anthropogenic
processes
by
centennial-to-millennial
changes
composition
diversity
ecosystems
before
after
onset
major
human
impacts.
This
long-term
identifies
recently
emerging
patterns
that
unprecedented,
allowing
us
better
assess
biodiversity.
Although
global-scale
not
documented
brackish
invertebrates,
studies
point
numerous
extirpations,
declines
functions,
increases
range
fragmentation
dwindling
abundance
previously
widespread
species,
indicating
accumulating
a
debt.
Biogeosciences,
Год журнала:
2024,
Номер
21(9), С. 2177 - 2188
Опубликована: Май 3, 2024
Abstract.
The
youngest
fossil
record
is
a
crucial
source
of
data
documenting
the
recent
history
marine
ecosystems
and
their
long-term
alteration
by
humans.
However,
human
activities
that
reshape
communities
habitats
also
alter
sedimentary
biological
processes
control
formation
archives
recording
those
impacts.
These
diverse
physical,
geochemical,
disturbances
include
changes
in
sediment
fluxes
due
to
alluvial
coastal
landscapes,
seabed
disturbance
bottom
trawling
ship
traffic,
ocean
acidification
deoxygenation,
removal
native
species,
introduction
invasive
ecosystem
engineers.
novel
modify
sedimentation
rates,
depth
intensity
mixing,
pore-water
saturation
state,
preservation
potential
skeletal
remains
–
parameters
controlling
completeness
spatiotemporal
resolution
record.
We
argue
humans
have
become
major
force
transforming
nature
ways
can
both
impede
improve
our
ability
reconstruct
past
ecological
climate
dynamics.
A
better
understanding
feedback
between
impacts
on
offers
new
research
opportunities
tools
for
interpreting
geohistorical
ongoing
anthropogenic
transformation
ocean.
Anais da Academia Brasileira de Ciências,
Год журнала:
2025,
Номер
97(2)
Опубликована: Янв. 1, 2025
Abstract
Conservation
paleobiology,
an
expanding
field,
employs
taphonomy
tools
to
investigate
past
environmental
conditions
and
organisms
before
human
impacts,
thereby
addressing
key
conservation
issues.
This
review
examines
the
concepts,
approaches
events
in
emphasizing
aquatic
coastal
often-overlooked
contributions
from
Brazil
South
America.
America,
with
its
vulnerable
biodiversity,
unique
geology
rich
fossil
diversity,
is
a
natural
laboratory
for
understanding
ecosystems—a
considerable
potential
as
center
leading
paleobiology
research.
However,
America
underrepresented,
contributing
only
5%
of
total
publications
(67%
it
Brazil).
Most
American
authors
are
geoscientists
publishing
mainly
on
mollusks,
also
they
produced
fewer
studies
than
those
more
developed
countries.
Noteworthy,
Brazilian
National
Council
Scientific
Technological
Development
ranks
third
globally
funding
articles.
Clearly,
still
predominantly
practiced
nations
geoscience
fields.
Other
challenges
include
underutilization
geohistorical
data
gap
between
theory
practice.
To
address
these
issues,
future
should
integrate
conservationist
perspectives
align
them
societal
needs.
Hence,
anticipated
growth
could
bolster
promote
sustainability
generations.
Abstract
The
Mediterranean
Sea
is
recognized
as
a
hotspot
of
marine
biodiversity.
Analysing
its
past
biodiversity
can
help
in
understanding
species'
response
to
climate
change.
We
built
species‐level
dataset
bivalve
occurrences
across
the
Zanclean–Calabrian
interval,
time
characterized
by
significant
changes
climate,
and
extinctions.
includes
more
than
400
species
distributed
from
eastern
western
Sea.
measured
richness
turnover
through
time,
for
entire
dataset,
different
palaeoenvironments
combinations
tiering
feeding
categories
test
if
specific
environmental
conditions
lifestyles
were
correlated
extinction
or
survival
time.
also
compared
niche
breadth,
geographical
range
size,
abundance
extinct
extant
species,
which
these
parameters
potentially
affected
risk.
Our
results
confirm
loss
between
3
Ma
Early
Pleistocene,
although
this
was
less
intense
gradual
previously
estimated.
found
differences
breadth
size
species.
Suspension
feeders
lost
higher
proportion
suffered
reduction
infaunal
deposit
feeders.
Species
protracted
on
shoreface
shelf,
probably
related
shallow‐water
vegetated
environments
disaggregation
heterozoan
carbonate
ramp
habitats
with
cooling
sea‐level
drop
at
onset
northern
hemisphere
glaciation.
Proceedings of the Royal Society B Biological Sciences,
Год журнала:
2024,
Номер
291(2031)
Опубликована: Сен. 1, 2024
Long-term
baseline
data
that
allow
tracking
how
predator–prey
interactions
have
responded
to
intensifying
human
impacts
are
often
lacking.
Here,
we
assess
temporal
changes
in
benthic
community
composition
and
between
drilling
predatory
gastropods
their
molluscan
prey
using
the
Holocene
fossil
record
of
shallow
northern
Adriatic
Sea,
which
is
characterized
by
a
long
history
transformation.
Molluscan
assemblages
differ
Isonzo
Po
prodelta,
but
both
show
consistent
trends
abundance
dominant
species.
Samples
mollusc
collected
at
high
stratigraphic
resolution
indicate
frequencies
drastically
declined
prodelta
since
mid-twentieth
century,
while
weaker
trend
more
condensed
sediments
not
statistically
significant.
The
decrease
predation
intensity
turnover
linked
loss
increased
relative
less-preferred
during
most
recent
decades.
Our
results
align
with
showing
substantial
depletion
marine
resources
higher
trophic
levels
region
strong
simplification
food
web
initiated
late
nineteenth
century
accelerated
further
century.
Cambridge Prisms Extinction,
Год журнала:
2023,
Номер
1
Опубликована: Янв. 1, 2023
Near-time
conservation
palaeobiology
uses
palaeontological,
archaeological
and
other
geohistorical
records
to
study
the
late
Quaternary
transition
of
biosphere
from
its
pristine
past
present-day,
human-altered
state.
Given
scarcity
data
on
recent
extinctions
in
oceans,
are
critical
for
documenting
human-driven
extinction
threats
marine
realm.
The
historical
perspective
can
provide
two
key
insights.
First,
archive
state
pre-industrial
oceans
at
local,
regional
global
scales,
thus
enabling
detection
extirpations
as
well
shifts
species
distribution,
abundance,
body
size
ecosystem
function.
Second,
we
untangle
contributions
natural
anthropogenic
processes
by
centennial-to-millennial
changes
composition
diversity
ecosystems
before
after
onset
major
human
impacts.
This
long-term
identifies
recently
emerging
patterns
that
unprecedented,
allowing
us
better
assess
biodiversity.
Although
global-scale
not
documented
brackish
invertebrates,
studies
point
numerous
extirpations,
declines
functions,
increases
range
fragmentation
dwindling
abundance
previously
widespread
species,
indicating
accumulating
a
debt.
PLoS ONE,
Год журнала:
2024,
Номер
19(5), С. e0303539 - e0303539
Опубликована: Май 14, 2024
Mollusk
death
assemblages
are
formed
by
shell
remnants
deposited
in
the
surficial
mixed
layer
of
seabed.
Diversity
patterns
tropical
marine
habitats
still
understudied;
therefore,
we
aimed
to
investigate
taxonomic,
phylogenetic,
and
functional
diversity
mollusk
at
regional
local
scales
coral
reef
sands
seagrass
meadows.
We
collected
sediment
samples
11
sites
within
two
shallow
gulfs
Northwestern
Caribbean
Sea
Southeastern
Gulf
Mexico.
All
shells
were
counted
identified
species
level
classified
into
biological
traits.
7113
individuals
belonging
393
(290
gastropods,
94
bivalves,
nine
scaphopods).
assemblage
structure
showed
many
similarities
between
given
their
geological
biogeographical
commonalities.
Reef
had
higher
richness
than
seagrasses
likely
because
a
more
favorable
balance
productivity-disturbance.
dominated
epifaunal
herbivores
feeding
on
microphytobenthos
bysally
attached
bivalves
adapted
intense
hydrodynamic
regime.
In
meadows,
suspension
feeders
exposed
chemosynthetic
infaunal
where
oxygen
replenishment
was
limited.
Time
averaging
order
100
years,
with
stronger
effects
compared
Our
research
provides
evidence
high
coastal
sediments
as
result
influence
scale-related
processes
habitat
type.
study
highlights
convenience
including
phylogenetic
traits,
well
dead
shells,
for
complete
assessment
biodiversity.
Paleobiology,
Год журнала:
2024,
Номер
unknown, С. 1 - 20
Опубликована: Май 3, 2024
Abstract
Humans
have
dramatically
transformed
ecosystems
over
the
previous
millennia
and
are
potentially
causing
a
mass
extinction
event
comparable
to
others
that
shaped
history
of
life.
However,
only
fraction
these
impacts
has
been
directly
recorded,
limiting
conservation
actions.
Conservation
paleobiology
leverages
geohistorical
records
offer
long-term
perspective
on
biodiversity
change
in
face
anthropogenic
stressors.
Nevertheless,
field's
on-the-ground
contributions
outcomes
still
developing.
Here,
we
present
an
overview
directions
which
paleobiological
research
could
progress
aid
coming
decades
using
elasmobranchs
(sharks,
rays,
skates)—a
highly
threatened
group
with
rich
fossil
record—as
model.
These
guided
by
areas
overlap
between
expert-led
list
current
elasmobranch
priorities
available
historical
records.
Four
topics
emerged
for
address
open
questions
science
conservation:
(1)
baselines,
(2)
ecological
roles,
(3)
threats,
(4)
priorities.
Increasingly
datasets
novel
analytical
frameworks
exciting
opportunities
apply
record
practice.
A
similar
approach
be
extended
other
clades.
Given
synthetic
nature
topics,
encourage
collaboration
across
timescales
practitioners
safeguard
future
our
planet's
rapidly
disappearing
species.
Near-time
conservation
palaeobiology
uses
palaeontological,
archaeological
and
other
geohistorical
records
to
study
the
late
Quaternary
transition
of
biosphere
from
its
pristine
past
present-day,
human-altered
state.
Given
scarcity
data
on
recent
extinctions
in
oceans,
are
critical
for
documenting
human-driven
extinction
threats
marine
realm.
The
historical
perspective
can
provide
two
key
insights.
First,
archive
state
pre-industrial
oceans
at
local,
regional
global
scales,
thus
enabling
detection
extirpations
as
well
shifts
species
distribution,
abundance,
body
size
ecosystem
function.
Second,
we
untangle
contributions
natural
anthropogenic
processes
by
centennial-to-millennial
changes
composition
diversity
ecosystems
before
after
onset
major
human
impacts.
This
long-term
identifies
recently
emerging
patterns
that
unprecedented,
allowing
us
better
assess
biodiversity.
Although
global-scale
not
documented
brackish
invertebrates,
studies
point
numerous
extirpations,
declines
functions,
increases
range
fragmentation
dwindling
abundance
previously
widespread
species,
indicating
accumulating
a
debt.
Near-time
conservation
palaeobiology
uses
palaeontological,
archaeological
and
other
geohistorical
records
to
study
the
late
Quaternary
transition
of
biosphere
from
its
pristine
past
present-day,
human-altered
state.
Given
scarcity
data
on
recent
extinctions
in
oceans,
are
critical
for
documenting
human-driven
extinction
threats
marine
realm.
The
historical
perspective
can
provide
two
key
insights.
First,
archive
state
pre-industrial
oceans
at
local,
regional
global
scales,
thus
enabling
detection
extirpations
as
well
shifts
species
distribution,
abundance,
body
size
ecosystem
function.
Second,
we
untangle
contributions
natural
anthropogenic
processes
by
centennial-to-millennial
changes
composition
diversity
ecosystems
before
after
onset
major
human
impacts.
This
long-term
identifies
recently
emerging
patterns
that
unprecedented,
allowing
us
better
assess
biodiversity.
Although
global-scale
not
documented
brackish
invertebrates,
studies
point
numerous
extirpations,
declines
functions,
increases
range
fragmentation
dwindling
abundance
previously
widespread
species,
indicating
accumulating
a
debt.