Issue
Differences with B. bynni occidentalis are: higher body, inferior lip reduced and without mental lobe and the number of scales. Compared to B. wurtzi the barbels are slightly longer, but many characteristics are similar.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch. Tropical
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 25.5 cm TL mannelijk / geslacht onbekend; (Ref. 2801)
Dorsale zachte stralen (totaal) : 13; Anale zachte stralen: 8. Diagnosis: last simple ray partly ossified at base (no strong spine) and distinctly longer than head; lower lip poorly developed, not forming a mental lobe, sometimes rubber-lipped; 10 dorsal fin branched rays; scale formula 4.5/24/3.5; 2 scales between lateral line and pelvic-fin base; 12 scales around caudal peduncle (Ref. 2940, 81282).
Origin of type specimen vague.
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
Tools
Speciale rapporten
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Internetbronnen
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=0.00933 (0.00422 - 0.02065), b=3.01 (2.82 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.2 ±0.5 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 (16 of 100).
