Trophic Strategy
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англиски
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Feeds on invertebrates, fish, palnts and detritus (Ref. 6160).
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Morphology
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Dorsal spines (total): 2; Dorsal soft rays (total): 7; Anal spines: 0; Analsoft rays: 6 - 8
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Migration
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англиски
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Potamodromous. Migrating within streams, migratory in rivers, e.g. Saliminus, Moxostoma, Labeo. Migrations should be cyclical and predictable and cover more than 100 km.
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Diagnostic Description
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англиски
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Diagnosis: head broad (width at least 2/3 of length); snout length less than 0.9 times head width; hind margin of adipose fin nearly straight; premaxillary dentition forming (in adults) 2 well separated, kidney-shaped plates; maxillary barbels never black and reaching at least to hind margin of eye; 8-11 (usually 9 or 10) gill rakers on lower limb of first gill arch; palatine membrane bilobed (with a large and a smaller lobe); dorsal margin of cleithral process broad and flat (visible only in adults)(Ref. 57126).Description: body rather deep (about 4-5 times in standard length); occipital process broad (ratio width/length from 0.9 (juveniles) to 1.3 (adults), rather rounded and contiguous to the concave-edged first nuchal plate; dorsal fin with 2 spines, the first small, the second strong and denticulate; adipose fin high, increasing steeply backwards, its posterior margin rather straight; palatine membrane with a well developed lobe, and sometimes, a smaller lateral lobe; dorsal process of cleithrum flat and broad (visible only in adults); premaxillary dentition forming a small band (twice as long as broad) in juveniles, developing with growth into 2 small, well separated tooth plates, the entire band being 1.4-1.8 times as long as broad; head broad (width 65-75% of length), snout short (50-68% of head length), showing no great differences between juveniles and adults; nasal barbels absent; pelvic fin with 1 unbranched and 5 branched soft rays (Ref. 57126).Coloration: body in juveniles marbled, with 7 or 9 series of black dots, in adults uniformly brownish; fins also marbled in juveniles, uniform brownish, in adults sometimes with some small, very distinct, black spots (Ref. 57126).
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Biology
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англиски
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Commonly occurs in running water, lakes and submerged vegetation in the Sudd, rare in fringing vegetation. Feeds on the bottom on mud, debris, insects, notably chironomid larvae and mollusks. Gravid fish are recorded throughout the year with a peak in the dry season (Ref. 28714).
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Importance
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англиски
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fisheries: commercial; aquarium: commercial
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Auchenoglanis biscutatus: Brief Summary
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каталонски; валенсиски
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Auchenoglanis biscutatus és una espècie de peix de la família dels auquenoglanídids i de l'ordre dels siluriformes.
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Auchenoglanis biscutatus: Brief Summary
(
шпански; кастиљски
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Auchenoglanis biscutatus es una especie de peces de la familia Claroteidae en el orden de los Siluriformes.
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Auchenoglanis biscutatus
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баскиски
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(RLQ=window.RLQ||[]).push(function(){mw.log.warn("Gadget "ErrefAurrebista" was not loaded. Please migrate it to use ResourceLoader. See u003Chttps://eu.wikipedia.org/wiki/Berezi:Gadgetaku003E.");});
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Auchenoglanis biscutatus: Brief Summary
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баскиски
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Auchenoglanis biscutatus Auchenoglanis generoko animalia da. Arrainen barruko Claroteidae familian sailkatzen da.
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Auchenoglanis senegali
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Auchenoglanis senegali: Brief Summary
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баскиски
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Auchenoglanis senegali Auchenoglanis generoko animalia da. Arrainen barruko Claroteidae familian sailkatzen da.
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尼羅河項鱨: Brief Summary
(
кинески
)
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尼羅河項鱨，為輻鰭魚綱鯰形目脂鱨科的其中一種，為熱帶淡水魚，分布於非洲尼羅河、尼日河、塞內加爾河與乍得湖流域，體長可達54公分，棲息在植被生長的底層水域，以軟體動物、昆蟲、魚類等為食，生活習性不明，可做為食用魚及觀賞魚。
