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ISSN: 2468-550X
CN: 10-1397/S
p-ISSN: 2096-1758

Effects of light intensity and photoperiod on the growth performance of juvenile Murray cods (Maccullochella peelii) in recirculating aquaculture system (RAS)

Murray cod (Maccullochella peelii) is a freshwater percichthyid fish that has a high market value and potential for culture in recirculating aquaculture systems (RASs). Illumination is an important...

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Expression, localization, and a regulated target gene (ccnd1) of miR-202-5p in the Japanese flounder gonads

MiR-202-5p is identified as the maker microRNA (miRNA) of germplasm in fish. However, the role of miR-202-5p in gonadal development is still unclear. Here we investigated the expression patterns of...

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Advancing multispecies fishery management in China: Lessons from international experience

China's 13th Five-Year Plan elevated the national mandate for environmental sustainability. Chinese fisheries are characterized by full retention of high diversity catch harvested using unselective...

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The identification of individuals with hatchery and natural origin in a mixed sample of Amur River chum salmon by Otolith microchemistry

We estimated the proportion of hatchery and natural fall spawning chum salmon returning to the Amur River using chemical markers specific to hatchery-origin fry. We used otolith microchemistry technique...

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The preservation effects of chitosan copolymers (gallic acid and protocatechuic acid) on sea bass (Lateolabrax japonicus) fillets

This study was aimed at preparing chitosan (CS)-phenolic acids copolymers to obtain better preservation effect in marine products. In this work, CS was grafted onto phenolic acids such as gallic acid...

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Cytomorphological and genetic indicators in the early ontogenesis of the wild and farmed broad whitefish (Coregonus nasus)

The qualitative and quantitative composition of primordial germ cells (PGCs) and the genetic variability of embryos of the Coregonus nasus from the Ob river basin and domesticated population breeding...

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The CCAAT/Enhancer Binding Protein Beta (cebpb) is essential for the development of enveloping layer (EVL) in zebrafish

Epiboly, the coordinated spreading of the enveloping layer (EVL), the yolk syncytial layer (YSL) and the deep cells (DCs) toward the vegetal pole, is required for gastrulation. Interference with the...

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Aeromonas veronii isolated from climbing perch (Anabas testudineus) suffering from epizootic ulcerative syndrome (EUS)

Motile Aeromonads are responsible for various diseases in fishes that cause significant economic losses in aquaculture. Aeromonas spp. are also frequently isolated from fish suffering from Epizootic...

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Using tickler chains to promote more environmentally benign trawls in an Australian penaeid fishery

There has been an increasing emphasis on reducing the environmental impacts of penaeid trawls by modifying their anterior sections. In one Australian estuary, this approach has culminated in a new generic...

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A multidisciplinary method to assess the reproductive biology of Mystus bleekeri

The study aims to afford a deeper knowledge on reproductive biology of Mystus bleekeri from Surma River, Bangladesh in a multidisciplinary way. Though, the species is in demand as food and ornamental...

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Mitochondrial genotyping of cultured Piaractus brachypomus revealed low diversity and mutations in regions involved in metabolisms and proliferation

In Amazonia, small-oriented family businesses or communities cultivate freshwater organisms as a source of income. Although effective management is fundamental for optimizing cultivated stocks, Amazonian...

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Effectiveness of escape vent shape in crab pots for releasing swimming crab Portunus trituberculatus in the East China sea

To stop the decline of swimming crab (Portunus trituberculatus) stocks in the East China Sea, escape vents on crab pots are urgently required to improve pot selectivity and enable release of sublegal-sized...

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Evolutionarily conserved boule and dazl identify germ cells of Coilia nasus

Coilia nasus is an endangered fish species in the Yangtze River, and there is urgent need to know the genes related to its reproduction and fertility. The DAZ family including boule, daz and dazl, plays...

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The age and quality of pond bottom soil affect water quality and production of Pangasius hypophthalmus in the tropical environment

Pangasius hypophthalmus is the most cultured freshwater fish by smallholder farmers in Indonesia. One of the main challenges in the production is the highly weathered and infertile soils on the bottom...

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Preliminary age-based life history characteristics of the dogtooth tuna, Gymnosarda unicolor (Ruppell, 1838), in the southwest Pacific Ocean

Dogtooth tuna, Gymnosarda unicolor were sampled off the east coast of Australia (southwest Pacific Ocean) from 2007 to 2012. Ages were determined by examining thin transverse sections of their sagittal...

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Insights into the genetic covariation between harvest survival and growth rate in olive flounder (Paralichthys olivaceus) under commercial production environment

In aquaculture, selective breeding for survival till harvest have become an alternative strategy for improving disease resistance and production. However, knowledge of genetic parameters of harvest...

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The optimum dose and period of 17α-methyltestosterone immersion on masculinization of red tilapia (Oreochromis spp.)

This study was carried out to examine the effect of combining factors for immersion technique on masculinization of red tilapia (Oreochromis spp.). Three selected doses (1000, 1,500, and 2000 μg/L)...

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Influence of the changing environment on food composition and condition factor in Labeo victorianus (Boulenger, 1901) in rivers of Lake Victoria Basin, Kenya

Labeo victorianus (Boulenger, 1901) is one of the endemic fishes in Lake Victoria Basin (LVB) but is now threatened by multiple stressors caused by human activities. We investigated spatial and temporal...

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Modelling the potential consequences of adaptive closure management in a penaeid trawl fishery

Spatial management of fishing effort can be used to avoid catching undesirable size classes for target species, and improve yield-per-recruit for the exploited stock. Adaptive closure management has...

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Climate-induced life cycle and growth variations of neon flying squid (Ommastrephes bartramii) in the North Pacific Ocean

Climate change has had large impacts on marine animals, including neon flying squid Ommastrephes bartramii (O. bartramii) in the North Pacific Ocean. O. bartramii statoliths from 2012, 2015, and 2016...

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Comparative transcriptome analysis between abundant and deficient spore strains provides novel insight into gene regulatory networks and mechanisms of monospore production in bladed Bangiales

As an important seedling source, monospores closely associate with yields in nori farming. However, the molecular mechanism underlying differences in monospore production for different strains remains...

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Dynamic viscoelastic behaviour, gelling properties of myofibrillar proteins and histological changes in shrimp (L. vannamei) muscles during ice storage

Changes in protein quality during ice storage affects the muscle structure, the textural quality, functional properties and the eating quality. Dynamic viscoelastic behaviour and gelling properties...

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Effects of parental age on offspring growth and survival in both wild and domesticated strains of bighead catfish (Clarias macrocephalus Günther, 1864)

Understanding the relationship between fish parental age and offspring performance over their life cycle is crucial for aquaculturists. This study investigates the effect of parental age for both 1-...

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Molecular and FISH analysis of 45S rDNA on BAC molecule of Saccharina japonica

IGS is abundant in polymorphism, which is widely used in the analysis of intraspecific genetic diversity and phylogenetic relationships among geographical populations. In this study, the 45S rDNA repeat...

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Molecular characterization, expression patterns, and subcellular localization of a classical and a novel nonclassical MHC class I α molecules from Japanese eel Anguilla japonica

Major histocompatibility complex (MHC) molecules play a critical role in the immune response of vertebrate animals by presenting foreign antigens to T lymphocytes. In this study, we first cloned and...

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