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Characiformes (Characins) >
Distichodontidae (Distichodus)
Etymology: Neolebias: Greek, neos = new + Greek, lebias, ou = a kind of small fish (Ref. 45335).
Eponymy: Jean-Pierre Gosse (1924–2001) was a Belgian ichthyologist who was Curator of Vertebrates, Institut Royal des Sciences Naturelles de Belgique. [...] (Ref. 128868), visit book page.
More on authors: Poll & Lambert.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; pelagic. Tropical
Africa: Lower Guinea endemic, only known from the Ogowe River basin in Gabon (Ref. 81638).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.8 cm SL male/unsexed; (Ref. 7094)
Dorsal spines (total): 0; Dorsal soft rays (total): 15; Anal spines: 0; Anal soft rays: 11. Diagnosis: 50-52 lateral line scales; 10 scales between lateral line and dorsal-fin origin; lateral surface of snout and often also regions ventral and posteroventral of orbit with highly elaborate laterosensory canal system formed of multiple intersecting segments (Ref. 81638).
Maximum TL was recorded at 3.6 cm (Ref. 7094).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Daget, J. and J.-P. Gosse, 1984. Distichodontidae. p. 184-211. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 7094)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
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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=0.00447 (0.00189 - 0.01058), b=3.17 (2.96 - 3.38), 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
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).