Results 21 to 30 of about 1,424,844 (222)

Monitoring of some Pathogenic bacteria in Nile fish [PDF]

open access: yesBenha Veterinary Medical Journal, 2020
The present study was designed to monitor the incidence of pathogenic bacteria in Nile fish. A grand total of ninty random samples of fresh Nile fish Oreochromis Niloticus (Nile tilapia) , Clarias Gariepinus (African catfish) and Cyprinus Carpio (Common ...
Mohamed Mousa   +3 more
doaj   +1 more source

Molecular characterization of Glugea anomala infecting Nile tilapia, Oreochromis niloticus and African Catfish, Clarias gariepinus and its associated pathological changes [PDF]

open access: yesBenha Veterinary Medical Journal
The present study aimed to molecularly diagnose microsporidia in Nile tilapia and African catfish at the Qalyubia Governorate in Egypt and describe the histopathological alterations that are related with them.
Doaa Yassen   +5 more
doaj   +1 more source

Continental Diversification of an African Catfish Radiation (Mochokidae: Synodontis) [PDF]

open access: yesSystematic Biology, 2013
Despite African rivers containing high species diversity, continental-scale studies investigating the mechanisms generating biological diversity of African riverine faunas are limited compared with lacustrine systems. To investigate the build-up of diversity in a tropical aquatic continental radiation, we test different models of lineage ...
Julia J, Day   +5 more
openaire   +2 more sources

Effects of exercise on l-carnitine and lipid metabolism in African catfish (Clarias gariepinus) fed different dietary l-carnitine and lipid levels [PDF]

open access: yes, 2009
African catfish (Clarias gariepinus) were fed four isonitrogenous diets (34 % crude protein), each containing one of two lipid (100 or 180 g/kg) and two l-carnitine (15 or 1000 mg/kg) levels. After 81 d of feeding, thirty-two fish (body weight 32 g) from
Ozorio, R.O.A.   +11 more
core   +1 more source

Digestive enzyme activities of African catfish and Nile tilapia reared in RAS [PDF]

open access: yesBIO Web of Conferences
The article considers morphological parameters and the activity level of digestive enzymes of African catfish and Nile tilapia grown at Volgorechensk Fish Farm in Volgorechensk, Kostroma Region.
Skvortsova Elena   +4 more
doaj   +1 more source

Reproductive biology and condition factor of the African catfish, Clarias gariepinus (Burchell 1822) in Lake Koka, Ethiopia

open access: yesJournal of Fisheries, 2023
The study was conducted to investigate the breeding season, sex ratio, size at maturation, fecundity and condition factor of African catfish Clarias gariepinus in Lake Koka.
Alemayehu Wubie   +4 more
doaj   +1 more source

Biodiversity of gut microorganisms in aquacultured African catfish

open access: yesE3S Web of Conferences, 2023
The article examines the intestinal microbiome of young and adult catfish Clarias gariepinus raised under aquaculture conditions. Genomic DNA was isolated from the large intestine of fish. The study was conducted using the 16S Metagenomics protocol, and the library pool was sequenced on Illumina MiSeq.
Skvortsova Elena   +4 more
openaire   +2 more sources

Enzymatic variation in African clariid catfishes

open access: yesJournal of Fish Biology, 1992
Enzymatic polymorphism was examined at 13 protein loci in four African clariid catfish species: Clarias anguillaris (Linnaeus, 1758), C. ebriensis Pellegrin, 1920, C. gariepinus (Burchell, 1822) and Heterobranchus longifilis Valenciennes, 1840. The latter appears to be closer to C. anguillaris and C. gariepinus than C. ebriensis.
Teugels, G.G.   +2 more
openaire   +3 more sources

Homoplastic hypophysation of African catfish, Clarias gariepinus

open access: yesNigerian Journal of Animal Production, 2021
Clarias gariepinus brood stocks (137.0 6.0g) were hypophysised for maturation and ovulation with Clarias crude pituitary extract (CCPE) at 7 mg/kg body weight of female fish. Fertilization was done by mixing egg and mill together in a dry bowl with feather.
O. O. Fafioye, O. A. Adeogun
openaire   +2 more sources

Pengaruh Pemberian Beberapa Bakteri Terhadap Kelangsungan Hidup Benih Ikan Lele Dumbo (Clarias sp.)
[The Effect Of Bacteria Supply To Survival Rate Juvenile Of African Catfish (Clarias sp.) ]

open access: yesJurnal Ilmiah Perikanan dan Kelautan, 2010
Commodities African catfish (Clarias sp) is a rapidly growing commodity in Indonesia. Clarias gariepinus is one of the leading commodities and have a good market. African catfish hatchery fish is generally done in areas that have abundant water resources
Muhammad Arief   +2 more
doaj   +1 more source

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