Africa: Lake Mweru system, Luapula River, Lake Bangwelu system and Chambezi River (upper Congo River basin) in Democratic Republic of the Congo and Zambia (Ref. 43912).
サイズ / 重さ / 年齢
Maturity: Lm ?  range ? - ? cm Max length : 59.0 cm TL オス/雌雄の選別がない; (Ref. 3570); 最大公表体重: 3.0 kg (Ref. 43912)
簡単な記述 形態学 | 形態計測学
背面の脊椎 (合計): 1. Diagnosis: adipose fin always present; head rounded; anterior nostrils closer to each other than are posterior ones; snout reaching beyond lower jaw; inner side of pectoral spine feebly serrated; nasal barbel always reaching beyond posterior eye border and sometimes extremely long developed (Ref. 43912).
Possibly reaches twice the maximum size reported and a weight of more than 5 kg; predominantly piscivorous, larger specimens feeding exclusively on fish; in Lake Mweru omnivorous with a piscivorous and sarcophagous tendency; probably reproduces during the rainy season (Ref. 43912). Oviparous, eggs are unguarded (Ref. 205).
Life cycle and mating behavior 成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生