Seaweed: Nutritional and gastronomic perspective. A review
Algal Research,
Journal Year:
2023,
Volume and Issue:
77, P. 103357 - 103357
Published: Dec. 12, 2023
Seaweeds
are
organisms
rich
in
many
bioactive
compounds
such
as
proteins,
minerals,
vitamins,
fibers,
essential
amino
acids,
pigments,
and
fatty
which
give
them
extraordinary
antihypertensive,
antidiabetic,
antioxidant,
anti-inflammatory,
antitumoral,
antiviral,
antimicrobial
properties.
Seaweed
could
potentially
contribute
to
future
global
security
functional
foods
nutraceuticals
be
an
important
compound
the
pharmaceutical
biotechnological
industries
drug
development,
among
other
uses.
This
review
focuses
on
gastronomic
point
of
view
discusses
compositional
nutritional
characteristics,
topics
related
consumption,
current
application
technologies,
limitations
challenges
production,
market
developments
this
rising
market.
Language: Английский
PIGMENTUM: an easy pigment-based tool for monitoring phytoplankton community composition
Marine Ecology Progress Series,
Journal Year:
2024,
Volume and Issue:
729, P. 31 - 45
Published: Feb. 22, 2024
Phytoplankton
monitoring
is
essential
for
understanding
the
functioning
of
aquatic
ecosystems
and
assessing
water
quality.
Based
on
pigment
analysis,
different
mathematical
tools
have
been
developed
to
relate
pigments
phytoplankton
groups
determine
contribution
each
these
total
biomass.
However,
most
several
drawbacks,
such
as
need
a
minimum
sample
number
or
previous
knowledge
community
composition.
The
present
study
proposes
new
chemotaxonomic
tool,
‘PIGMENTUM’,
based
simultaneous
equations
that
take
into
account
lack
exclusiveness
diagnostic
which
defends
use
‘pigment
groups’
define
composition
over
‘taxonomic
groups’.
Additionally,
PIGMENTUM
does
not
require
prior
area,
generic
ratios
are
applied,
samples
treated
independently
it
allows
individualised
ratio
correction
if
necessary.
accuracy
was
tested
with
data
series
330
containing
trophic
statuses
(0.1-251
μg
l
-1
chlorophyll
[chl
])
masses
(salinities
between
0
36
PSU).
median
similarity
calculated
real
chl
82%,
98%
obtained
reliable
results,
tool
being
especially
accurate
eutrophic
hypereutrophic
waters.
thus
proven
efficient
in
wide
variety
systems
environmental
conditions,
allowing
variability
time
space
and/or
determining
causing
eutrophication
isolated
blooms,
without
using
additional
techniques.
Language: Английский
Response of the phytoplankton community to the cessation of wastewater discharges in the Urdaibai estuary (SE Bay of Biscay) based on PIGMENTUM analysis of HPLC pigments
Marine Environmental Research,
Journal Year:
2024,
Volume and Issue:
200, P. 106668 - 106668
Published: Aug. 3, 2024
Phytoplankton
responds
rapidly
to
nutrient
availability
variations,
becoming
a
useful
indicator
for
eutrophication
and/or
management
actions
reduce
it.
The
present
study
evaluated
the
medium-term
response
of
phytoplankton
community
temperate
estuary
(Urdaibai
estuary)
cessation
discharges
from
wastewater
treatment-plant
(WWTP),
comparing
physicochemical
conditions
and
before
(2020)
after
(2022)
sewerage
works.
led
decrease
ammonium
phosphate,
causing
decreases
biomass
in
outer
middle
increases
surroundings
WWTP.
Community
composition
also
changed,
recording
an
increase
prasinoxanthin-containing
algae's
contribution
total
biomass,
shift
inner
estuary,
mainly
flagellates
(alloxanthin-containing
chlorophyll
b-containing
algae)
diatoms,
which
could
be
prompted
by
change
nutrient-ratios
nitrogen
source,
might
indicate
recuperation
system.
Language: Английский
Projections of Intertidal Estuarine Seagrass Distribution Under Climate Change Scenarios Using a Bayesian Network Approach
Published: Jan. 1, 2024
Language: Английский
Oka estuarioko ur-kalitatearen hobekuntzaren lehen zantzuak saneamenduaren ondorioz
EKAIA Euskal Herriko Unibertsitateko Zientzi eta Teknologi Aldizkaria,
Journal Year:
2023,
Volume and Issue:
46, P. 129 - 150
Published: Dec. 5, 2023
Euskal
Herrian,
hirietako
hondakin-uren
isurketek
eutrofizazio
arriskua
eta
bainua
hartzeko
debekua
eragin
dituzte,
bereziki
Okaren
estuarioaren
barrualdean.
Horregatik,
2015ean,
hondakin-urak
tratatzeko
Bermeon
araztegi
berri
bat
jarri
zen
martxan,
edukiera
handiagokoa,
2021ean
Urdaibai
eskualdeko
hondakin-ur
ia
guztiak
estolderia-sistemara
lotu
ziren.
Lan
honen
helburua
uraren
kalitatearen
espazio-
denbora-joerak
saneamenduaren
fase
ezberdinekin
zehaztea
izan
zen.
Horretarako,
mantenugaien
kontzentrazioak
aldagai
ozeanografiko
nagusiak
hiru
hilean
behin
neurtu
ziren
estuarioan
zehar
kokatutako
laginketa-puntuetan,
1995
2021
bitartean.
Horrez
gain,
2008-2021
bainu-denboraldian,
bi
astetik
behin,
bakterio
fekalak
aztertu
estuarioko
lau
hondartzetan.
Estuarioaren
barruko
laginketa-puntutik
kanpo
laginketa-punturaino,
gradiente
ikusten
da,
mantenugai
guztien
kontzentrazioaren
batez
besteko
balioetan,
baita
oxigenoaren
klorofilaren
balioetan
ere.
Bestalde,
saneamenduak
aurrera
egin
ahala,
kalitate
fisiko-kimikoa
hobetu
dela
ikus
daiteke,
aztertutako
azken
urteetan.
Bainatzeko
urei
dagokienez,
hondartzak
zentsu
ofizialetik
kendu
2016.
urtean,
urteetan
nahikoa
ez
erakusteagatik;
baina
2021ean,
hondartza
horietako
berriro
sartu
bainatzeko
guneen
zerrendan.
Lehenengo
hobekuntza-seinale
horiek
adierazten
dute
neurri
zuzentzaileak
eraginkorrak
izaten
ari
direla,
bai
sargaien
kudeaketan,
kostaldeko
zerbitzuen
lehengoratze
babesean
Projections of intertidal estuarine seagrass distribution under climate change scenarios using a Bayesian network approach
Estuarine Coastal and Shelf Science,
Journal Year:
2024,
Volume and Issue:
313, P. 109093 - 109093
Published: Dec. 14, 2024
Language: Английский
Ecological status of Urdaibai Biosphere reserve based on bacterial communities in a small-drainage estuary
Marine and Freshwater Research,
Journal Year:
2023,
Volume and Issue:
74(8), P. 651 - 664
Published: May 5, 2023
Context
The
influence
of
anthropogenic
pressures
on
plankton
communities
in
well-flushed
estuaries
has
been
overlooked.
Owing
to
this
ecosystem’s
short
water-residence
time,
they
are
foreseen
be
mainly
composed
microorganisms
from
neritic–oceanic
sources,
more
resilient
impacts.
Aims
This
study
characterises
the
bacterioplankton
Urdaibai,
a
small-drainage
estuary
located
at
UNESCO
biosphere
reserve,
unravel
its
annual
dynamic
and
ecological
status.
Methods
Amplicon
sequencing
was
used
assess
euhaline
shifts
microgAMBI
index
depicted
status
estuary.
Key
results
A
differentiated
community
identified
upstream
waters
throughout
year.
In
addition,
organisms
commonly
associated
with
faecal
waste
were
detected.
poor
or
moderate
along
cycle,
but
surprisingly
worsened
during
winter.
Conclusions
above
suggests
that
bacterial
well-fluxed
is
complex
than
anticipated.
Importantly,
analysis
pollution-indicative
bacteria
proved
water
policy
needs
further
evaluated.
Implications
completion
an
efficient
sewage
treatment
system
for
protected
touristic
strongly
recommended.
Incorporating
information
current
monitoring
will
constitute
useful
valuable
tool.
Language: Английский