Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة القاع. Tropical
Africa: Sudanian species - Senegal, Gambia, Niger (downstream from Bamako), Volta, Chad. Unlike Distichodus rostratus, it is not found in the lower basins of the Volta and other coastal basins between Gambia and Niger (Ref. 2936, 86396). Also found in the White Nile (Ref. 2936).
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 59.0 cm SL ذكر/ مختلط الجنس; (Ref. 2936); أعلا وزن تم نشرة: 13.0 kg (Ref. 121466)
Diagnosis: mouth terminal; body depth 2.2-3.6x and head length 3.2-4.7x SL; caudal peduncle 0.7-0.9x longer than wide; eye diameter 3.6 (juveniles)-6.7x head length; scale formula 17.5-20.5/84-97/22.5-26.5; 18-20 scales between lateral line and pelvic-fin bases; 13-16 anal fin branched rays; 19-24 dorsal fin branched rays; juveniles with numerous spots on sides (Ref. 2936, 86396).
Maximum TL was recorded at 70 cm (Ref. 7094). Prefers flowing water. Feeds on vegetation and periphyton (Ref. 28714).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Gosse, J.-P. and E.J. Coenen, 1990. Distichodontidae. p. 237-260. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douces et saumâtres de l'Afrique de l'Ouest. Tome I. Coll. Faune Tropicale n° XXVIII. Musée Royal de l'Afrique Centrale, Tervuren and O.R.S.T.O.M., Paris, 384 p. (Ref. 2936)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
مصائد: تجاري
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02188 (0.00867 - 0.05518), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 2.0 ±0.00 se; based on food items.
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (49 of 100).