Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal. Tropical; 0°S - 15°S
Africa: Ogooué and Djoungou River drainages (Gabon) southwards to the drainages of the Kouilou and Loeme (Republic of Congo), Chiloango, Luculla and Quanza (Angola) and the lower Congo River (Ref. 3570, 78218, 81643).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 7.5 cm SL male/unsexed; (Ref. 81643)
Morphology | Morphometrics
soft rays: 51 - 68. Diagnosis: adipose fin present; inner side of pectoral spine feebly serrated; 51-68 anal fin rays; vomerine teeth usually absent; a dark triangular blotch at base of caudal fin (Ref. 81643).
Coloration: in life: pale, more or less transparent, with small triangular spot at base of caudal fin (Ref. 81643). Preserved specimens: head and back covered with small brown-black spots; fine mid-lateral line terminates in small spot at base of caudal fin; band of chromatophores sometimes present along anal fin base; pelvics colourless, pectoral fin often mottled, anal also sometimes mottled (Ref. 81643).
Oviparous, eggs are unguarded (Ref. 205).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Distinct pairing (Ref. 205).
De Vos, L., 1995. Results of a systematic revision of African schilbeids at the species level. p.113-364. In L. De Vos. A systematic revision of the African Schilbeidae (Teleostei, Siluriformes) with an annotated bibliography, Chapter 3. Ann. Mus. R. Afr. Centr. Zool. vol. 271. (Ref. 33556)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00276 - 0.01257), b=3.01 (2.82 - 3.20), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.3 ±0.4 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (14 of 100) .