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Characiformes (Characins) >
Distichodontidae (Distichodus)
Etymology: Neolebias: Greek, neos = new + Greek, lebias, ou = a kind of small fish (Ref. 45335).
Eponymy: Charles Bruce Powell (1943–1998) was a Canadian biologist who was a lecturer at the University of Port Harcourt (Nigeria). [...] (Ref. 128868), visit book page.
More on authors: Teugels & Roberts.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; pelagic. Tropical; 23°C - 26°C (Ref. 12468)
Africa: known only from the Niger Delta in Nigeria (Ref. 2936, 86396).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 1.6 cm SL male/unsexed; (Ref. 2936)
Diagnosis: body depth 4-4.4x and head length 3.2-3.5x SL; 32-36 ctenoid scales in longitudinal series; 9-10 anal fin branched rays; 11-12 dorsal fin branched rays; 1 to 4 iridescent green (in live fish) or black (in preserved material) spots on sides (Ref. 2936, 86396).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Gosse, J.-P. and E.J. Coenen, 1990. Distichodontidae. p. 237-260. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douces et saumâtres de l'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. 2936)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Tools
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01318 (0.00572 - 0.03038), b=3.04 (2.84 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.0 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).