Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce demersal; potamódromo (Ref. 51243). Tropical
Africa: Gambia, Senegal, Niger, Volta and Chad basins. Sahelo-Soudanian basins and the coastal basins of the rivers Cavally, Bandama, Sassandra, Comoé, Mono, Ouémé, Ogun and Culufi; Congo basin. Two subspecies exist: Mormyrus rume rume: West Africa and Chad System; Mormyrus rume proboscirostris: middle and upper Congo River.
Length at first maturity / Tamanho / Peso / Idade
Maturity: Lm ?, range 33 - ? cm
Max length : 100.0 cm SL macho/indeterminado; (Ref. 31256); peso máx. Publicado: 5.3 kg (Ref. 2915); Idade máx. registada: 6 anos (Ref. 2744)
Espinhos dorsais (total) : 0; Raios dorsais moles (total) : 72 - 95; Espinhos anais: 0; Raios anais moles: 16 - 21. Anal fin base 4.6-6.5x that of dorsal fin; 20-26 scales on caudal peduncle; body height 3.5-6.1x SL; height of caudal peduncle 1.3-3.0x of its length.
Affinities: look-alike of M. subundulatus and M. tapirus. Feeds on insects and larvae (Ref.13851). Generates electric organ discharge (EOD) of long duration that seems to correlate with territorial behavior of the species (Ref. 10460; 10601).
Bigorne, R., 1990. Mormyridae. p. 122-184. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux saumâtres d'Afrique de l'Ouest. tome 1. Faune Trop. 28. Musée Royal de l'Afrique Centrale, Tervuren, and ORSTOM, Paris. (Ref. 2915)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Ameaça para o homem
Harmless
Utilização humana
Pescarias: espécies comerciais
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00806 - 0.01360), b=2.82 (2.77 - 2.87), in cm Total Length, based on LWR estimates for this species (Ref.
93245).
Nível Trófico (Ref.
69278): 2.5 ±0.86 se; based on food items.
Resiliência (Ref.
120179): Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (Assuming tm=5-10; Fec < 1,000).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (73 of 100).