رده بندی / Names
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Siluriformes (Catfishes) >
Doradidae (Thorny catfishes) > Doradinae
Etymology: Oxydoras: Greek, oxys = sharp + Greek, dora = skin (Ref. 45335).
Eponymy: Ernesto Sifontes (1881–1959) was a Venezuelan hydrologist and meteorologist. [...] (Ref. 128868), visit book page.
Issue
Specimens of Oxydoras niger reported by Fernández-Yépez 1968:57 pertain to this species.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
; آب شيرين نزديك كف زي. Tropical
South America: Orinoco River basin in Colombia and Venezuela.
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 76.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 37054)
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Sabaj, M.H. and C.J. Ferraris Jr., 2003. Doradidae (Thorny catfishes). p. 456-469. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 37054)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2024-1)
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 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00660 - 0.03472), b=2.99 (2.79 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.0 ±0.3 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): Moderate to high vulnerability (50 of 100).