>
Siluriformes (Catfishes) >
Schilbeidae (Schilbid catfishes)
Etymology: nyongensis: Referring to the type locality of this species (River Nyong, Cameroun)(Ref. 43912).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bottenlevande. Tropical; 5°N - 3°N
Africa: endemic to the Nyong in Cameroon (Ref. 81643). Only known from the type locality (Ref. 43912).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 13.1 cm SL hane/ej könsbestämd; (Ref. 43912)
Taggstrålar i ryggfenan (totalt) : 1. Diagnosis: adipose fin always present (Ref. 43912, 81643) and fully developed (Ref. 81643). Anterior nostrils closer to each other than to the posterior pair; nasal barbel reaching beyond posterior border of eye, sometimes up to anterior edge of opercle; eyes strikingly large (31-32.7% HL); inner side of pectoral spine strongly serrated; snout projecting beyond mouth (Ref. 43912, 81643).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Oviparous, eggs are unguarded (Ref. 205).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Distinct pairing (Ref. 205).
De Vos, L., 1995. A systematic revision of the African Schilbeidae (Teleostei, Siluriformes). With an annotated bibliography. Ann. Mus. R. Afr. Centr., Sci. Zool., 271:1-450. (Ref. 43912)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00562 (0.00254 - 0.01244), b=3.06 (2.87 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.3 ±0.5 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Assuming fec > 10,000). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (24 of 100). 🛈 |