Boletín de Investigaciones Marinas y Costeras,
Journal Year:
2022,
Volume and Issue:
51(1), P. 75 - 98
Published: June 14, 2022
Lionfish
was
studied
in
the
mesophotic
environment.
237
specimens
were
observed,
most
upper
zone.
Males
larger
than
females
and
differences
between
sexes
growth
models
found.
Sixteen
prey
items
identified,
important
being
teleost
families
Acanthuridae
Monacanthidae,
crustacean
Penaeidae.
The
mean
of
δ13C
-17.08
±
0.36
‰
δ15N
8.68
0.46
‰,
with
no
sexes.
occupies
a
less
extensive
isotopic
niche
environment
shallow
sectors;
there
is
an
overlap
Likewise,
lionfish
has
specialized
trophic
habits.
All
mature
regression
phase
predominated.
In
females,
condition
factor
(CF),
gonadosomatic
index
(GSI)
hepatosomatic
(HSI)
increased
gonadal
development,
reaching
peak
active
spawning
phase,
decreasing
regression.
had
similar
to
but
IGS
IHS
lower
Biological Invasions,
Journal Year:
2023,
Volume and Issue:
25(10), P. 3033 - 3041
Published: July 21, 2023
Abstract
Since
its
introduction
in
the
Western
Atlantic
more
than
30
years
ago,
lionfish
(
Pterois
volitans/miles
complex)
has
spread
throughout
Gulf
of
Mexico,
Caribbean
and
Tropical
Atlantic,
with
massive
unprecedented
ecological
impacts.
This
invasion
is
among
most
studied
marine
fish
invasions
but
very
little
still
really
known
about
population
dynamics
species
factors
ultimately
governing
abundance.
The
was
first
documented
on
Saba
Bank
2010
rapidly
increased
abundance
till
end
2014.
In
this
note
we
document
rise
subsequent
decline
density
thereby
describe
species’
third
apparent
local
boom-bust
event
for
Greater
Caribbean.
We
also
gradual
increases
mean
size
Eastern
that
coincided
increase
Contrary
to
previously
epizootic
disease
outbreak
associated
crash
observed
Mexico
were
unable
find
any
signs
occurrence
disease.
suggest
might
have
been
due
non-local
causes.
Boom-bust
are
often
witnessed
biological
critical
implications
both
understanding
managing
invasive
species.
While
underlying
cause
remains
unknown,
our
work
suggests
region,
feedback
mechanisms
gradually
developing
can
help
level-off
deleterious
excesses
Contribuciones a las Ciencias Sociales,
Journal Year:
2023,
Volume and Issue:
16(7), P. 5797 - 5810
Published: July 6, 2023
The
lionfish
Pterois
volitans
(Linnaeus,
1758)
is
considered
the
most
well-established
fish
species
in
non-native
regions
around
world,
causing
severe
environmental
damage
and
risks
for
food
chain.
In
Brazil,
was
reported
first
time
2014
State
of
Rio
de
Janeiro,
currently,
P.
observed
more
eight
States,
being
its
high
level
occurrence
Northern
region,
which
contains
an
immense
biodiversity
that
has
not
been
totally
cataloged
yet.
Based
on
that,
this
study
aims
to
ratify
occupation
permanent
residence
Great
Amazon
Reef
System
(GARS),
alert
urgent
need
developing
control
strategies
invasive
Brazil.
new
specimens
were
collected
Amapá,
between
2021
2022,
during
commercial
lobster
fishing,
using
method
“Caçoeira”,
covering
70
100
meters
depth,
while
snapper
with
manzuá,
78
102
depth.
laboratory,
individuals
measured
total
length
(TL)
weight
(TW).
21
from
GARS,
TL
ranged
21,5
35,6
cm
average
29,43
cm,
TW
150,0
733,0
g,
413,8
g.
These
adult
reinforce
stabilization
lionfish,
have
probably
completed
reproductive
cycles
requiring
action
by
agencies
invasion
becoming
a
future
impact
native
biodiversity.
Boletín de Investigaciones Marinas y Costeras,
Journal Year:
2022,
Volume and Issue:
51(1), P. 75 - 98
Published: June 14, 2022
Lionfish
was
studied
in
the
mesophotic
environment.
237
specimens
were
observed,
most
upper
zone.
Males
larger
than
females
and
differences
between
sexes
growth
models
found.
Sixteen
prey
items
identified,
important
being
teleost
families
Acanthuridae
Monacanthidae,
crustacean
Penaeidae.
The
mean
of
δ13C
-17.08
±
0.36
‰
δ15N
8.68
0.46
‰,
with
no
sexes.
occupies
a
less
extensive
isotopic
niche
environment
shallow
sectors;
there
is
an
overlap
Likewise,
lionfish
has
specialized
trophic
habits.
All
mature
regression
phase
predominated.
In
females,
condition
factor
(CF),
gonadosomatic
index
(GSI)
hepatosomatic
(HSI)
increased
gonadal
development,
reaching
peak
active
spawning
phase,
decreasing
regression.
had
similar
to
but
IGS
IHS
lower
