Results 81 to 90 of about 8,647 (222)

Nonapeptide molecular evolution during the adaptive radiation of Tanganyika cichlids

open access: yesJournal of Neuroendocrinology, Volume 38, Issue 6, June 2026.
Abstract Oxytocin (OT) and vasotocin (VT) are evolutionarily conserved nonapeptides that regulate a wide range of physiological and behavioral processes in vertebrates. Their receptor families have undergone gene duplications that facilitated functional diversification throughout vertebrate evolution.
Pol Sorigue   +2 more
wiley   +1 more source

Fish health, environmental contaminants, and disease management in Ghanaian aquaculture: A systematic review

open access: yesJournal of the World Aquaculture Society, Volume 57, Issue 3, June 2026.
Abstract Fish health significantly influences aquaculture productivity, sustainability, food security, and public health. Despite Ghana's rapid aquaculture expansion, the sector remains constrained by widespread disease outbreaks and environmental threats. This systematic review synthesizes existing literature (2010–2024) to comprehensively assess fish
Addo Samuel   +5 more
wiley   +1 more source

Feeding behaviour of Tilapia (Oreochromis sp.) fingerlings to microbeads

open access: yes, 2019
We examined the behavior in response to food- and non-food particles, mortality and gut contents of Oreochromis sp. fingerlings exposed for 96 hours to microbeads extracted from a body scrub, which is a mixture of two types of beads, one positively ...
Mohamat Yusuff, Ferdaus   +1 more
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Suplementação dietária com probiótico em tilápia do Nilo como prevenção à estreptococose [PDF]

open access: yes, 2015
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Programa de Pós-Graduação em Aquicultura, Florianópolis, 2015.Neste trabalho, foram avaliados os efeitos da suplementação dietética da bactéria probiótica ...
Yamashita, Marcela Maia
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Bacteriomes associated with white‐leg disease in tropical rock lobster (Panulirus ornatus) hatcheries

open access: yesJournal of the World Aquaculture Society, Volume 57, Issue 3, June 2026.
Abstract White‐leg disease (WLD) is an emerging condition affecting tropical rock lobster, Panulirus ornatus, larviculture, characterized by whitening of pereiopods and uropods, followed by rapid mortality. Despite its significant impact on aquaculture productivity, the bacterial drivers and environmental sources of WLD are still poorly understood ...
Mengjia Jiang   +6 more
wiley   +1 more source

ECTOPARASITE INFESTATION ON CULTURED NILE TILAPIA (OREOCHROMIS NILOTICUS) IN THE KASSENA-NANKANA MUNICIPALITY, GHANA: A CASE STUDY OF BONIA [PDF]

open access: yesJournal of the Egyptian Society of Parasitology
This study assessed the prevalence and intensity of ectoparasites on Nile tilapia (Oreochromis niloticus) cultured in earthen ponds from fish farms in Bonia, a community in the Kassena-Nank- ana Municipality of the Upper East Region of Ghana.
DENICIA ATUJONA   +7 more
doaj   +1 more source

Infectious Diseases Management in Small‐Scale Freshwater Aquaculture in West Africa: Lessons for Low‐ and Middle‐Income Countries

open access: yesReviews in Aquaculture, Volume 18, Issue 3, June 2026.
ABSTRACT Infectious diseases are an increasing threat to food security, small‐scale livelihoods and the sustainability of aquaculture in low‐ and middle‐income countries (LMICs). In sub‐Saharan Africa, aquaculture is expanding rapidly but production systems often remain fragile.
Mame Boucar Diouf   +18 more
wiley   +1 more source

Monogenoidea (Dactylogyridae) em tilápias-do-nilo cultivadas sob diferentes densidades de estocagem em tanques-rede Monogenoidea (Dactylogyridae) in Nile tilapia cultured under different stocking densities in cages

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2009
Avaliaram-se a prevalência e a intensidade de infecção por Monogenoidea em tilápias-do-nilo (Oreochromis niloticus) cultivadas sob diferentes densidades de estocagem em tanques-rede de 4m³.
N.G. Marengoni   +5 more
doaj   +1 more source

Biocontrol for Shrimp Disease: Comprehensive Review and a Bacterial Disease Biocontrol Practice

open access: yesReviews in Aquaculture, Volume 18, Issue 3, June 2026.
ABSTRACT Biocontrol is a key strategy for disease control, as it is environmentally friendly and widely applicable. This review elaborates on biocontrol in aquaculture, particularly in shrimp culture. Biocontrol in shrimp culture mainly relies on four strategies: (i) direct kill pathogen by Bdellovibrio or bacteriophages; (ii) suppression of intestinal
Xinyi He   +11 more
wiley   +1 more source

POTENSI SUBSTITUSI TEPUNG JANGKRIK KALUNG (Gryllusbimaculatus) PADA PAKAN KOMERSIAL TERHADAP RETENSI PROTEIN DAN RETENSI ENERGI IKAN NILA MERAH (Oreochromis sp.) [PDF]

open access: yes, 2017
Berdasarkan penelitian yang telah dilakukan tentang substitusi tepung jangkrik pada pakan terhadap retensi protein dan retensi energi ikan nila merah, maka dapat disimpulkan sebagai berikut: 1.
NINDITA AYU RAHMANIA, 141311133171
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