Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten pelagiska; pH range: 6.0 - 7.5; dH range: 6 - 20; flodvandrande (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).
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.9 cm TL hane/ej könsbestämd; (Ref. 2880)
Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 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 | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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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).
Trofisk nivå (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).