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Osteoglossiformes (Bony tongues) >
Mormyridae (Elephantfishes)
Etymology: Hippopotamyrus: Greek, ippos = horse + Greek,potamos = river + greek, myros = the male of morey eel (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water demersaal. Tropical; 22°C - 24°C (Ref. 12468)
Africa: in the large Sahelo-Sudanese basins Nile, Niger, Benue, Chad and Volta (Ref. 2915, 28714, 81274); also Mono River in Togo, Sassandra River in Ivory Coast and in Ghana, Burkina Faso, NIgeria and Cameroon (Ref. 3203, 2915, 81274).
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 30.5 cm SL mannelijk / geslacht onbekend; (Ref. 3203); max. gepubliceerd gewicht: 100.00 g (Ref. 3799)
Dorsale stekels (totaal) : 0; Dorsale zachte stralen (totaal) : 29 - 39; Anale stekels: 0; Anale zachte stralen: 30 - 36. Concave back profile. Dorsal and anal fins on same level. Body height 3.2-4.8 x SL. Chin less developed than H. paugyi. Caudal peduncle height 3.2-4.9 x of its length. Nasal openings forming 45° angle with body axis.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00662 - 0.02084), b=2.86 (2.71 - 3.01), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.2 ±0.3 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).