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

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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Effects of dietary vitamin K3 levels on growth, coagulation, calcium content, and antioxidant capacity in largemouth bass, Micropterus salmoides

An 8-week feeding trial investigated the optimum dietary vitamin K3 requirements of largemouth bass. A total of 600 healthy fish (12.96 ± 0.07 g) were fed diets containing varying levels of vitamin...

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Reproductive biology of largehead hairtail (Trichiurus lepturus) in south-eastern Australia

Knowledge of reproductive biology and life-history traits of populations exploited by fisheries is important for their sustainable management. We investigated the life-history traits of Trichiurus lepturus...

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Global knowledge domain and prospects in tuna research: A bibliometric analysis

Tunas are among the most economically important fish species and play critical roles in food composition and nutrition of humans. As apex predators, they also keep the marine ecosystem healthy and balanced....

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Identifying fish assemblages in tropical lagoon ecosystem: First record from Luang Island, South-west Maluku Indonesia

The aim of this study was to record demersal species from lagoon in Luang Island, a small and remote island in Maluku, Indonesia. Quantitative and qualitative methods were employed with the assistance...

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Pathogenic infection and microbial composition of yellow catfish (Pelteobagrus fulvidraco) challenged by Aeromonas veronii and Proteus mirabilis

The catfishes are a group of economically important freshwater fish in China, which in recent years have suffered heavy losses as a result of bacterial outbreaks. In this study, we examined the diversity...

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Assessment of bactericidal role of epidermal mucus of Heteropneustes fossilis and Clarias batrachus (Asian cat fishes) against pathogenic microbial strains

This research was directed to understand the bactericidal effect of epidermal mucus of two Asian cat fish species viz. Clarias batrachus and Heteropneustes fossilis. Epidermal mucus extracts (raw and...

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Adoption determinants of improved management practices and productivity in pond polyculture of carp in Bangladesh

Adopting improved management practices for rearing carp can play a vital role in developing the aquaculture sector of Bangladesh. This study identifies the factors that facilitate the adoption of improved...

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Effective CRISPR/Cas9-based genome editing in large yellow croaker (Larimichthys crocea)

The large yellow croaker (Larimichthys crocea) is an economically important marine species with the highest annual production among the farmed marine fishes in China. However, the aquaculture industry...

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The potential of Clostridium autoethanogenum, a new single cell protein, in substituting fish meal in the diet of largemouth bass (Micropterus salmoides): Growth, feed utilization and intestinal histology

This study investigated the effects of replacing fishmeal with Clostridium autoethanogenum protein (CAP) on growth, feed utilization and intestinal histology of largemouth bass (Micropterus salmoides)....

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Effect of temperature on pearl deposition rate and matrix protein gene expressions in Hyriopsis cumingii

In this study, we investigated the impact of water temperature on pearl formation and the molecular mechanisms underlying this biomineralization process in the mussel Hyriopsis cumingii. In the laboratory...

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Effects of BDE-209 exposure on growth performance, intestinal digestive enzymes, and intestinal microbiome in common carp (Cyprinus carpio L.)

Polybrominated diphenyl ether has become a widespread environmental pollutant in aquatic environments. BDE-209, a prominent PBDEs found in the environment and wildlife, has been proven to cause oxidative...

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Conservation aquaculture of Ompok bimaculatus (Butter catfish), a near threatened catfish in India

The butter catfish, Ompok bimaculatus, belonging to the silurid family, is widely regarded as an important food fish for aquaculture diversification in India. Furthermore, the species poses a threat...

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Cloning, prokaryotic expression, purification, and functional verification of the insulin gene in black carp (Mylopharyngodon piceus)

In this paper, we studied the structure, expression and function of black carp insulin gene. The complete Mylopharyngodon piceus insulin (Mp-Ins) gene is 1,965 bp long and includes a 1,499 bp 5ʹ-untranslated...

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Expression of mapk1 and egr1 genes in Onchidium reevesii under tidal stimulation

Previous studies have speculated that tidal rhythm of Onchidium reevesii was linked to its memory ability, which has not been well explained. Mapk1 and egr1 genes are closely related to memory formation...

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Mitochondrial cytochrome oxidase 1 reveals genetic diversity of the African Snakehead fish Parachanna obscura, Gunther, 1861 from Nigeria's freshwater environment

The study investigated the genetic variation of Parachanna obscura from five rivers (Anambra, Ibbi, Imo, Katsina-Ala and Ogun) in Nigeria using the mitochondrial cytochrome oxidase 1 gene. DNA was extracted...

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