Sustainability,
Journal Year:
2020,
Volume and Issue:
12(14), P. 5738 - 5738
Published: July 16, 2020
This
paper
considers
the
hilsa
shad
(Tenualosa
ilisha)
fishery
of
southern
Bangladesh
as
a
case
study
regarding
governance
and
power
dynamics
at
play
in
small-scale
fishery,
relevance
these
for
sustainable
management
coastal
fisheries.
Qualitative
methods,
involving
in-depth
individual
interviews
(n
=
128)
focus
group
discussions
8)
with
key
stakeholders
were
used
to
capture
multiple
perspectives
on
from
those
different
positions
relative
structures
studied,
while
facilitating
insightful
reflections.
The
analysis
here
is
based
cube
framework
along
three
dimensions
(levels,
spaces,
forms)
Bangladesh’s
fishery.
displays
an
imbalance
present
structure,
some
exercising
more
than
others,
sidelining
fishers,
encouraging
increasing
illegal
fishing
levels
that
ultimately
harm
both
fisheries
dependent
them.
To
overcome
this,
we
propose
co-management
system
can
vital
role
equalizing
asymmetry
among
ensure
effective
governance.
Our
results
suggest
recognizing
analyzed
has
substantial
implications
planning
implementation
such
long-term
sustainability
Sustainability,
Journal Year:
2020,
Volume and Issue:
12(19), P. 7970 - 7970
Published: Sept. 25, 2020
The
present
study
aimed
to
map
out
the
current
threats
and
anticipated
impacts
of
climate
change
on
most
important
hilsa
shad
(Tenualosa
ilisha)
fishery
associated
fishing
communities
based
fieldwork
in
six
coastal
communities.
To
collect
empirical
data,
individual
interviews,
focus
group
discussions,
oral
history,
key
informant
interviews
were
conducted.
supplement
findings,
time-series
data
cyclones
sea-borne
depressions
Bay
Bengal
also
analyzed.
Analysis
secondary
regarding
change-induced
events
regional
studies
suggested
that
biophysical
conditions
are
likely
be
aggravated
future,
potentially
causing
more
frequent
extreme
affecting
livelihoods
Bangladesh.
fisher
respondents
revealed
main
target
is
particularly
vulnerable
terms
alterations
migration
patterns
breeding
growth
performance.
fishers
reported
constant
climate-related
risks
because
they
live
seafront
locations,
exposed
events,
their
occupation
entails
risky
sea
fishing.
Fishers
claimed
often
need
return
coast
due
unsuitable
weather
related
tropical
depressions,
which
can
cause
financial
losses
or
even
causalities.
Such
negatively
affect
fishers’
livelihoods,
wellbeing.
cope
with
have
adopted
various
strategies
at
both
household
levels.
However,
these
only
support
immediate
survival;
not
enough
for
long-term
resilience.
improve
resilience
fishers,
argues
implementation
Small-Scale
Fisheries
Guidelines
(SSF
Guidelines),
call
longer-term
development
goals,
including
relief
phase,
rehabilitation,
reconstruction,
recovery
reduce
vulnerabilities
anthropogenic
risks.
Frontiers in Sustainable Food Systems,
Journal Year:
2024,
Volume and Issue:
8
Published: Feb. 7, 2024
Hilsa
(
Tenualosa
ilisha
)
is
a
premium
table
fish
in
the
eastern
and
some
parts
of
north-eastern
region
India,
especially
for
Bengali
community,
contributing
uniquely
to
societal
economic
significance
artisanal
fisheries
country.
The
major
distribution
species
India
lies
Bhagirathi–Hooghly
component
Ganga
River
system.
aim
study
was
examine
if
traditional
are
sustainable
as
livelihood
fishers
light
socio-economic
conditions
West
Bengal.
Structured
surveys
were
conducted
with
402
fishermen
from
upper
stretch
river
Hooghly
its
lower
(300
km)
Bengal
during
2020–2021.
average
monthly
income
(Godakhali)
(₹25,000–30,000/USD
301–361)
higher
than
that
at
Farakka
(₹10,000–15,000/USD
120–180).
However,
other
generating
significantly
returns
56%
district;
40%
South
24
Parganas
Murshidabad
(Farakka)
districts
engaged
non-fishery
activities
livelihood.
There
significant
differences
between
secondary
occupations
those
terms
characteristics.
These
imply
profitable
continued
livelihood,
but
it
alone
not
sufficient
enough
support
fishers.
This
indicates
threatened
sustainability
sector
present.
Considering
high
market
demand
regions
complexities,
more
investments
need
be
channeled
into
northern
Bay
region.
Such
encompass
wholesome
approach,
including
governmental
initiatives
conservation
management.
Aquaculture Fish and Fisheries,
Journal Year:
2025,
Volume and Issue:
5(1)
Published: Jan. 27, 2025
ABSTRACT
Hilsa
shad
(
Tenualosa
ilisha
)
is
an
anadromous
fish,
making
the
single
largest
wild
fishery
in
Bangladesh,
supporting
livelihoods
of
about
2%
population
and
contributing
1%
to
national
GDP.
Several
studies
reported
positive
outcomes
associated
with
its
catch
status,
biology,
ecology,
nutritional
profile,
conservation
management
socio‐economic
impacts.
However,
significant
knowledge
gaps
exist
hilsa
fisheries,
particularly
areas
crucial
for
research
development.
In
this
article,
we
conducted
a
systematic
review
literature
identify
address
gaps,
challenges
priorities
fisheries
ensure
their
sustainable
production.
Recent
data
from
Department
Fisheries
(DoF)
indicate
rising
production
sparking
debate
accuracy.
Reliable
are
essential
avoid
miscalculations
that
could
lead
risk
overfishing
or
underfishing
important
fish.
matures
at
6–12
months,
lives
2–6
years,
feeds
primarily
on
phytoplankton
spawns
mostly
during
full
moon
September
October.
The
abundance
brood
river
systems
before
after
peak
breeding
season
suggests
further
needed
refine
period
Although
recent
molecular
have
mapped
complete
genome
hilsa,
there
remains
lack
comprehensive
life
cycle—the
key
catches
domestication.
Enhancing
global
demand
species
requires
value
addition,
such
as
removing
sharp
pin
bones
flesh.
DoF
has
implemented
various
policies
projects,
including
establishment
sanctuaries
protect
conserve
exploitation.
these
measures
sparked
controversy
due
adverse
impacts
income
fishermen.
Addressing
focused
development
initiatives
Bangladesh.
Frontiers in Marine Science,
Journal Year:
2025,
Volume and Issue:
11
Published: Jan. 30, 2025
The
hilsa
fishery,
Bangladesh’s
largest
single-species
generates
over
USD
3
billion
annually,
contributing
12%
to
annual
fish
production
and
supporting
2.5
million
people.
However,
the
growing
human
population
associated
demand
for
protein
have
led
overfishing
of
both
adult
juvenile
in
gill
net
fishery.
In
respons,
Department
Fisheries
(DoF)
WorldFish
implemented
ECOFISH-BD
project
(2015–2019),
funded
by
USAID,
promote
sustainable
management
practices.
Despite
ecological
economic
importance
shad
(
Tenualosa
ilisha
),
there
is
a
significant
gap
literature
regarding
evaluation
conservation
initiatives.
This
study
addrress
that
examining
assessing
its
return
on
investment
(ROI)
terms
socio-economic
outcomes.
research
evaluates
historical
context
influencing
production,
assesses
project’s
impact
stock
recovery,
conducts
cost-benefit
analysis
determine
ROI
related
fishery
community
livelihoods.
Using
difference-in-difference
method,
measured
changes
income
assets,
revealing
increase
86.19%
63.99%
overall
assets
intervention
group
compared
baseline.
these
positive
outcomes,
challenges
such
as
unequal
benefit
distribution,
power
imbalances
value
chain,
persistence
debt
trap
remain.
While
it
difficult
fully
isolate
effects
from
other
external
factors,
has
played
role
recovery
stocks
subsequent
catch
volumes.
Furthermore,
demonstrates
strong
viability,
evidenced
an
internal
rate
32.8%.
underscores
profitability
potential
small-scale
fisheries,
challenging
common
misconceptions
advocating
increased
institutional
support
maximize
long-term
benefits.
IntechOpen eBooks,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 25, 2025
This
chapter
explores
the
applications
of
population
genetics
in
genetic
improvement
and
biodiversity
conservation
fish
species.
It
traces
evolution
genetics,
from
earliest
measurements
variation
at
allozyme
loci
to
current
era
genomics,
highlighting
technological
advances
that
have
revolutionized
field.
The
emphasizes
importance
understanding
both
historical
recent
processes
shaped
patterns
diversity,
particularly
face
declines
driven
by
anthropogenic
activities
climate
change.
Various
molecular
techniques
used
assess
diversity
are
analyzed,
including
traditional
markers
such
as
allozymes
DNA-based
markers,
amplified
fragment
length
polymorphisms
(AFLP),
mitochondrial
DNA
(mtDNA),
microsatellites.
We
discuss
advantages
disadvantages
each
method,
emphasizing
their
application
structure
analysis,
gene
flow
assessment,
reproductive
strategy
studies.
Additionally,
addresses
use
these
marker-assisted
selection
enhance
productive
traits
commercially
important
primary
objective
is
highlight
how
concepts,
flow,
drift,
natural
selection,
can
be
applied
improve
Furthermore,
for
health
sustainability
aquatic
populations,
captivity
wild,
underscored.
