Classificação / Names
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Siluriformes (Catfishes) >
Claroteidae (Claroteid catfishes) > Claroteinae
Etymology: Chrysichthys: Greek, chrysos = golden + Greek, ichthys = fish (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce demersal. Tropical; 4°N - 3°N
Africa: endemic to the Nyong River in Cameroon (Ref. 81642).
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 23.1 cm SL macho/indeterminado; (Ref. 81642)
Espinhos dorsais (total) : 2; Raios dorsais moles (total) : 6. Diagnosis: width (as percentage of length) of occipital process) 67-93% (average 79%); depth (as percentage of width) of premaxillary tooth plate 29-43% (average 35%); vomerine dentition generally present as isolated teeth, exceptionally forming small tooth plates, palatine teeth mostly absent, but sometimes present (in mature males)(Ref. 81642).
Life cycle and mating behavior
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Risch, L. and E.J. Vreven, 2007. Claroteinae. p. 607-629. 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. 74659)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
Ameaça para o homem
Harmless
Utilização humana
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 (0.00471 - 0.02328), b=2.99 (2.81 - 3.17), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (18 of 100).