In situ Assemblies of Bacteria and Nutrient Dynamics in Response to an Ecosystem Engineer, Marine Clam Scapharca subcrenata, in the Sediment of an Aquaculture Bioremediation System
Journal of Ocean University of China,
Journal Year:
2020,
Volume and Issue:
19(6), P. 1447 - 1460
Published: Nov. 15, 2020
Language: Английский
The role of Ulva fasciata in the evolution of the microbial community and antibiotic resistance genes in maricultural sediments
Yuqin Luo,
No information about this author
Lijuan Feng,
No information about this author
Guangfeng Yang
No information about this author
et al.
Marine Pollution Bulletin,
Journal Year:
2020,
Volume and Issue:
163, P. 111940 - 111940
Published: Dec. 24, 2020
Language: Английский
In abandoned aquaculture ponds, the anammox process contributes relatively more to nitrogen removal
Lu Cai,
No information about this author
Bosen Weng,
No information about this author
Liyang Zhan
No information about this author
et al.
Aquaculture,
Journal Year:
2023,
Volume and Issue:
572, P. 739527 - 739527
Published: March 29, 2023
Language: Английский
The effects of Cyclina sinensis bioturbation on alkaline phosphatase and total microbial hydrolytic activities in marine clam–shrimp integrated ponds
FEMS Microbiology Ecology,
Journal Year:
2023,
Volume and Issue:
99(8)
Published: June 8, 2023
Abstract
This
study
investigated
the
influence
of
Venus
clam
Cyclina
sinensis
bioturbation
activities
on
total
benthic
microbial
and
phosphatase
selected
sediment
properties:
phosphorus
(TP),
organic
nitrogen
(TON),
carbon
(TOC)
in
aquaculture
ponds.
Sediments
samples
from
clam-shrimp
integrated
pond
non-clam
were
sampled
for
study,
which
activity
(MBA)
alkaline
(APA),
contents
(TP,
TON,
TOC,
TOM)
water
quality
parameter
(dissolved
oxygen,
temperature,
pH,
moisture
content)
analyzed.
The
p-nitrophenyl
phosphate
disodium
(p-NPP)
fluorescein
diacetate
(FDA)
adopted
to
measure
APA
MBA,
respectively.
Results
indicated
that
MBA
(APA)
sediments
significantly
increased
cultured
with
clam/shrimp
compared
a
pond.
Phosphorus
concentration
varied
among
months
(P
<
0.05),
implying
an
mineralization
sediments.
concentrations
TON
TOC
did
not
differ
treatments
>
mineralization.
Correlation
analyses
showed
there
was
positive
correlation
APA,
concentration,
matter
content
within
bioturbated
by
clam.
results
suggest
that,
reworking
mechanisms
influenced
sediment-microbial
mineralization,
thereby
affecting
enzyme-related
activities.
Language: Английский
Nutrient cycling in ecological aquaculture wastewater treatment systems: vertical distribution of benthic phosphorus fractions due to bioturbation activity by Tegillarca granosa
Aquaculture Environment Interactions,
Journal Year:
2019,
Volume and Issue:
11, P. 469 - 480
Published: July 31, 2019
AEI
Aquaculture
Environment
Interactions
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VolumeAbout
JournalEditorsTheme
Sections
11:469-480
(2019)
-
DOI:
https://doi.org/10.3354/aei00328
Nutrient
cycling
in
ecological
aquaculture
wastewater
treatment
systems:
vertical
distribution
of
benthic
phosphorus
fractions
due
bioturbation
activity
by
Tegillarca
granosa
Regan
Nicholaus1,
Betina
Lukwambe1,
Hang
Lai1,
Wen
Yang1,2,
Zhongming
Zheng1,2,*
1School
Marine
Sciences,
Ningbo
University,
315832,
PR
China
2Collaborative
Innovation
Center
for
Zhejiang
High-efficiency
and
Healthy
Aquaculture,
*Corresponding
author:
[email protected]
ABSTRACT:
Fractionation
sediment
(P)
was
conducted
examine
bioavailability
P
a
blood
clam
granosa-based
system.
In
laboratory
experiment,
either
low
or
high
density
clams,
no
clams
(control),
were
added
polypropylene
chamber
containing
an
8
cm
layer.
Distribution
inorganic
(Inorg-P)—which
included
exchangeable
(Ex-P),
metal
oxide-bound
(NaOH-P),
calcium-bound
(HCl-P),
redox-sensitive
(BD-P),
detrital
(De-P)—and
organic
(Org-P)
investigated
after
30
d
using
sequential
extraction
procedure
(SEDEX).
Results
showed
that
T.
activities
markedly
changed
contents
fractions,
especially
Ex-P,
NaOH-P,
BD-P,
Org-P
(p
<
0.05).
Total
Inorg-P
varied
from
1.83
6.75
µmol
g-1,
with
average
4.29
±
1.37
g-1
among
3
groups.
ranged
5.01
9.76
accounted
22
41%
total
(TP).
Despite
some
variation
at
different
depths,
proportions
TP
were,
ascending
order,
HCl-P,
De-P,
Org-P.
had
highest
(73.83%)
TP.
Bioavailable
(Ex-P,
BD-P)
61,
58.23,
44.44%,
respectively,
relative
control.
The
variant
most
probably
enhanced
matter
consumption
mineralization,
oxide
dissolutions,
increased
bioavailable
bioturbated
sediment.
This
study
suggests
can
modify
concentrations,
distribution,
sedimentary
P,
as
well
reduce
Our
further
advances
knowledge
on
provides
theoretical
assistance
monitoring
aquatic
environments.
KEY
WORDS:
Phosphorus
·
Sediments
Full
text
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PreviousNextCite
this
article
as:
Nicholaus
R,
Lukwambe
B,
Lai
H,
Yang
W,
Zheng
Z
granosa.
Aquacult
Environ
Interact
11:469-480.
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Published
Vol.
11.
Online
publication
date:
September
19,
2019
Print
ISSN:
1869-215X;
1869-7534
Copyright
©
Inter-Research.
Language: Английский