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Characiformes (Characins) >
Distichodontidae (Distichodus)
Etymology: Distichodus: Greek, di = two + Greek, stix, stichos = line, row (Ref. 45335).
Eponymy: Dr Otto Koller (1872–1950) of the Vienna Natural History Museum was an Austrian biologist and zoologist who was the first ichthyologist to examine specimens on which the species Gobiobotia kolleri is based (1927). [...] (Ref. 128868), visit book page.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
; acqua dolce pelagico. Tropical
Africa: Lower Guinea endemic, only occuring in the Sanaga River basin, Cameroon (Ref. 7094, 51193, 81638).
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 19.5 cm SL maschio/sesso non determinato; (Ref. 81638)
Spine dorsali (totale) : 0; Raggi dorsali molli (totale) : 21 - 27; Spine anali: 0; Raggi anali molli: 13 - 18. Diagnosis: 46-49 pored lateral line scales, followed by several smaller, unpored scales on caudal fin base; total dorsal rays 21-27; dorsal fin becoming increasingly elongate ontogenetically, tip of dorsal fin reaching beyond base of caudal fin in larger individuals (Ref. 81638).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Maximum TL was recorded at 21.5 cm (Ref. 7094).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Vari, R.P., 2007. Distichodontidae. p. 412-465. In M.L.J. Stiassny, G.G. Teugels and C.D. Hopkins (eds.) The fresh and brackish water fishes of Lower Guinea, West-Central Africa. Volume I. Collection Faune et Flore tropicales 42. Institut de Recherche pour le Développement, Paris, France, Muséum National d’Histoire Naturelle, Paris, France, and Musée Royal de l’Afrique Centrale, Tervuren, Belgium. 800 pp. (Ref. 81638)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Strumenti
Rapporti speciali
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Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01660 (0.00691 - 0.03983), b=3.04 (2.83 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
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Vulnerabilità della pesca (Ref. 59153) |
Low vulnerability (14 of 100). 🛈 |