Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce demersal; pH range: 6.3 - 7.2; dH range: 10 - 18. Tropical; 20°C - 24°C (Ref. 2059); 8°N - 4°N
Africa: lower Niger, Niger delta and Oshun River in Nigeria (Ref. 57128). Also reported from the Mono River basin in Togo (Ref. 3045, 57128).
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.0 cm TL macho / no sexado; (Ref. 57128)
Espinas dorsales (total) : 1; Radios blandos dorsales (total) : 6; Espinas anales: 2; Radios blandos anales: 9. Diagnosis: pectoral-fin tips reaching to pelvic-fin bases; pelvic-fin insertions located on a vertical line from last dorsal-fin ray: snout length less than 55% of head length; posterior nostrils large, separated from orbits by a bony crest; humeral process blunt; branchiostegal membrane broadly notched ventrally; width of occipital process comprised 3.2 times in its length (Ref. 57128).
Phractura species are often associated with the vegetation of flowing waters (Ref. 57128).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
Skelton, P.H., L.M. Risch and D. Paugy, 2003. Amphiliidae. p. 117-143 In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douce et saumâtres de l'Afrique de l'Ouest, Tome 2. Coll. Faune et Flore tropicales 40. Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Museum National d'Histoire Naturalle, Paris, France and Institut de Recherche pour le Développement, Paris, France. 815 p. (Ref. 57128)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).