Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch; potamodroom (Ref. 51243). Tropical; 22°C - 26°C (Ref. 2059)
Africa: basins of the Nile, Chad, Niger, Gambia, Senegal, Volta and coastal basins of Sassandra, Bandama, Comoé, Tano, Pra, Ouémé, Ogun and Sanaga, which seems to represent its southern distributional limit (Ref. 2940, 81282). Also known from the Cross River in Cameroon (Ref. 81639).
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturity: Lm 10.0  range ? - ? cm
Max length : 24.5 cm TL mannelijk / geslacht onbekend; (Ref. 2801); max. gepubliceerd gewicht: 60.00 g (Ref. 3799)
Dorsale stekels (totaal) : 0; Dorsale zachte stralen (totaal) : 11; Anale stekels: 0; Anale zachte stralen: 16 - 18. Diagnosis: body depth 3.9-6.2x and head length 3.4-4.7x SL; eye diameter 3.1-4.9x head length (Ref. 2940, 81282). Scale formula 9.5-11.5/48-64/4.5-6.5; 14-16 scales around caudal peduncle; 8 dorsal-fin branched rays; 13-15 anal-fin branched rays (Ref. 2940, 81282, 81639). Usually less than 15 vertical bars on sides; known from the large Nilo-Sudanese basins (Ref. 2940, 81282). Round spot on caudal peduncle (Ref. 81639).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Lévêque, C., 1990. Cyprinidae. p. 269-361. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douces et saumâtres d'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. 2940)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang
Tools
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00468 - 0.01175), b=3.10 (2.97 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).