ICES Journal of Marine Science,
Journal Year:
2020,
Volume and Issue:
78(1), P. 360 - 367
Published: April 22, 2020
Abstract
The
survival
and
development
of
bivalve
larvae
is
adversely
impacted
by
ocean
acidification
Vibrio
infection,
indicating
that
bivalves
need
to
simultaneously
adapt
both
stressors
associated
with
anthropogenic
climate
change.
In
this
study,
we
use
a
half-dial
breeding
design
estimate
heritability
(h2)
for
harveyi
infection
larval
shell
length
aragonite
undersaturated
normal
conditions
in
laboratory-reared
Crassostrea
gigas.
Phenotypic
differences
were
observed
between
families
these
traits
estimated
be
moderate
V.
challenge
(h2
=
0.25)
low
corrosive
(Ωaragonite
0.9,
h2
0.15)
1.6,
0.15).
Predicted
values
are
correlated
aragonite-undersaturated
(Spearman
r
0.63,
p
<
0.05),
larger
tend
do
better
seawater.
Aquaculture
hatcheries
routinely
cull
slow-growing
reduce
synchronize
time
taken
metamorphose
spat,
thus
inadvertently
applying
size-related
selection
larvae.
This
indirect
the
hatchery
populations
provides
plausible
explanation
why
domesticated
oyster
less
sensitive
acidification.
ICES Journal of Marine Science,
Journal Year:
2020,
Volume and Issue:
78(1), P. 360 - 367
Published: April 22, 2020
Abstract
The
survival
and
development
of
bivalve
larvae
is
adversely
impacted
by
ocean
acidification
Vibrio
infection,
indicating
that
bivalves
need
to
simultaneously
adapt
both
stressors
associated
with
anthropogenic
climate
change.
In
this
study,
we
use
a
half-dial
breeding
design
estimate
heritability
(h2)
for
harveyi
infection
larval
shell
length
aragonite
undersaturated
normal
conditions
in
laboratory-reared
Crassostrea
gigas.
Phenotypic
differences
were
observed
between
families
these
traits
estimated
be
moderate
V.
challenge
(h2
=
0.25)
low
corrosive
(Ωaragonite
0.9,
h2
0.15)
1.6,
0.15).
Predicted
values
are
correlated
aragonite-undersaturated
(Spearman
r
0.63,
p
<
0.05),
larger
tend
do
better
seawater.
Aquaculture
hatcheries
routinely
cull
slow-growing
reduce
synchronize
time
taken
metamorphose
spat,
thus
inadvertently
applying
size-related
selection
larvae.
This
indirect
the
hatchery
populations
provides
plausible
explanation
why
domesticated
oyster
less
sensitive
acidification.