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Siluriformes (Catfishes) >
Bagridae (Bagrid catfishes)
Etymology: Bagrus: Mozarabic, bagre, taken from Greek, pagros = a fish (Dentex sp.) (Ref. 45335).
More on authors: Roberts & Stewart.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water demersaal. Tropical; 6°N - 4°N
Africa: present in the rapids of the lower Congo River (Ref. 78218). Possibly only known from the type locality near Inga hydroelectric dam and near Gombe (or Ngombe), about 20 km downstream from Kinshasa, Lower Congo River (Ref. 3236, 42510).
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 21.0 cm SL mannelijk / geslacht onbekend; (Ref. 42510)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Anale zachte stralen: 6 - 7. Eye small, decreasing in relative size with growth; occipital processus widely separated from first interneural bone; juveniles as well as adults bluish on the back and sides, with a darkened area in front of the dorsal fin (more noticeable in juveniles); undersides of head and abdomen pale, and edges of upper and lower caudal fin lobes whitish (Ref. 42510).
Body shape (shape guide): elongated.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Roberts, T.R. and D.J. Stewart, 1976. An ecological and systematic survey of fishes in the rapids of the Lower Zaïre or Congo River. Bull. Mus. Comp. Zool. 147(6):239-317. (Ref. 42510)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00871 (0.00415 - 0.01826), b=2.93 (2.76 - 3.10), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.7 ±0.8 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Assuming Fec>10,000). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low to moderate vulnerability (35 of 100). 🛈 |