رده بندی / 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
بوم شناسي
; آب شيرين نزديك كف زي. Tropical
Africa: Kouilou-Niari in Republic of Congo (Ref. 34788, 81642). Presence in the Nyanga (Gabon) as shown on map in Ref. 81642 unconfirmed in text.
Size / Weight / سن
Maturity: Lm ? range ? - ? cm
Max length : 30.4 cm SL جنس نر / بدون خواص جنسي; (Ref. 34788)
خارهاي باله پشتي (کل) : 2; شعاع نرم باله پشتي (کل) : 6. Diagnosis: mouth large, rectangular-shaped, width greater than snout length; snout rounded, shorter than mouth width; premaxillary toothband wide, 27-40% HL; occipital process is well-developed; adipose fin large, base contained 5-8 times in SL and measuring 56-100% of the distance between dorsal and adipose fins; maxillary barbel extremely long, extending beyond dorsal spine and, in some individuals, even beyond end of dorsal fin (Ref. 81642).
Life cycle and mating behavior
Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | توزاد ( لارو)
Geerinckx, T., L. Risch, E.J. Vreven, D. Adriaens and G.G. Teugels, 2007. Claroteidae. p. 587-629. 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. 81642)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
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=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
جهندگی (Ref.
120179): متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
