Results 41 to 50 of about 3,133 (200)
We analyzed water samples from different seasons and locations in Erhai Lake to determine whether eDNA barcoding can effectively show the diversity of fish in such lakes. In the manuscript, we discuss our findings regarding the range of species found, their spatiotemporal distribution, and whether eDNA barcoding gave similar results to traditional ...
Lu Shu +7 more
wiley +1 more source
Length-weight relationship and the diets of Clarias lazera (Cuvier and Valenciennes), family Clariidae (Osteichthyes: Siluriformes) in Zaria, Nigeria [PDF]
The length-weight relationship and the diets of Clarias lazera were investigated between July 1981 and June 1982. About 450 specimens were examined. The standard lengths of the fish ranged from 8.5 cm to 42.2 cm.
Olatunde, A.A.
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A recent inventory of the fishes of the north-western and central western coast of Lake Tanganyika (Democratic Republic Congo) [PDF]
Background. Despite the importance of Lake Tanganyika’s biodiversity for science and the livelihoods of the riparian people, high-resolution surveys of the fish biodiversity are sparse and fragmentary, especially along the western (Congolese ...
M. Van Steenberge +12 more
doaj +3 more sources
This study aimed to evaluate growth performance, amino acid and fatty acid composition of fillets, and blood biochemistry of hybrid catfish (Heteroclarias) cultured on Black Soldier Fly (BSF), Hermetia illucens larval‐based diets. The experiment was conducted in a recirculating system, circular poly tanks (350 L), in a completely randomized design ...
Christopher Teye-Gaga +9 more
wiley +1 more source
Trong nghiên cứu này, đặc điểm hình thái của một nhóm cá trê “lạ” thu ở huyện đảo Phú Quốc, tỉnh Kiên Giang được so sánh với các loài cá trê thuộc giống Clarias đã được định danh gồm cá trê trắng (Clarias cf. batrachus), cá trê vàng (C.
TrầN Thị Minh Lý +2 more
doaj +1 more source
Successful handstripping of hatchery bred and reared male African catfish, Clarias gariepinus (Burchell, 1822) [PDF]
A total of 45 Male and 5 female Clarias gariepinus bred and reared in the hatchery in sunning for one year were obtained for this experiment. The fish were then housed separately according to their sexes and maintained on trout diet at 10% body weight ...
Eyo, A.A., Lamai, S.L.
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Testicular structure, spermatogenesis and sperm cryopreservation in the African clariid catfish Heterobranchus longifilis (Valenciennes, 1840) [PDF]
The morphological and physiological characteristics of the testes and the sperm of the catfish #Heterobranchus longifilis$ (Val.) are presented. The effect of cryopreservation on the fertilizing capacity of the sperm was also evaluated.
Agnèse, Jean-François +4 more
core +1 more source
ABSTRACT Barriers can profoundly alter the composition of stream communities. In the tropical island of Sulawesi, streams are inhabited by a diversity of secondary freshwater fishes, mostly diadromous species. Many streams, however, are modified by human activities for various reasons, involving the construction of barriers that impede fish migration ...
Letha Louisiana Wantania +6 more
wiley +1 more source
Abstract Managing long‐established invasive species in an ecosystem can be complex due to their multifaceted socio‐economic roles and use to the stakeholders, an issue requiring more attention. We measured the effects of water hyacinth (Pontederia crassipes), one of the world's most notorious invasive aquatic plants, on wetland agriculture, water ...
Mobassher Hossain +4 more
wiley +1 more source
Chromosomal and histological evidences of infertility in F2 and F2 backcross. Hybrid generations of Clarias anguillaris and Heterobranchus longifilis [PDF]
Male meiosis was studied in 9 different mating combinations in parental, first, second and backcross generation hybrids of Clarias anguillaris and Heterobranchus longifilis. 27 bivalents were recorded in metaphase I for seven mating combinations.
Aluko, P.O.
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