Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce pélagique; pH range: 6.0 - 7.5; dH range: 6 - 20; potamodrome (Ref. 51243). Tropical; 22°C - 28°C (Ref. 12468)
Africa: known from the Senegal to the Niger River in western Africa (Ref. 2880, 81279). Also found in Cross (Ref. 80290, 81279) and Wouri Rivers in Cameroon (Ref. 2880, 80290).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 6.9 cm TL mâle / non sexé; (Ref. 2880)
Épines anales: 0; Rayons mous anaux: 16 - 20. Diagnosis: lateral line complete (Ref. 80290, 81279) or incomplete (Ref. 2880, 81279). 9-30 pored scales on lateral line (Ref. 81279). 4.5 scales above lateral line; 13-17 anal fin branched rays (Ref. 80290, 81279). 24-30 (Ref. 81279) or 24-27 (Ref. 80290) scales in longitudinal series. 13-17 (Ref. 2880, 81279) or 14-17 (Ref. 80290) gill rakers on lower limb of first gill arch.
Group of melanophores above base of anal fin more pronounced than that observed for Micralestes species (Ref. 2880).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Paugy, D., 1990. Characidae. p. 195-236. 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 et O.R.S.T.O.M., Paris, 384 p. (Ref. 2880)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00528 - 0.02495), b=3.00 (2.82 - 3.18), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).