رده بندی / Names
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Siluriformes (Catfishes) >
Amphiliidae (Loach catfishes) > Doumeinae
Etymology: Phractura: Greek, phraktos = fence (Ref. 45335); stiassny: Named after Dr. Melanie Stiassny, Curatrix of Ichthyology at he AMNH in New York, for her contributions to African ichthyology and in appreciation for the support given to the author who described this species to carry out his study..
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
; آب شيرين نزديك كف زي. Tropical
Africa: only known from a single collection in the Nyanga River at Tchibanga, Gabon (Ref. 74418, 81646).
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 11.5 cm SL (female)
خارهاي باله پشتي (کل) : 0; خارهاي باله مخرجي: 0. Diagnosis: barbels slender, reaching edge of branchiostegal membrane; 2 scutes between supraoccipital process and nuchal plate; scutes on body thin, forming a narrow ridge; interorbit narrow, width 1 orbit diameter; caudal peduncle long, 2.6 times in SL and extremely slender, length more than 18 times depth (Ref. 81646).
Life cycle and mating behavior
Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | توزاد ( لارو)
Skelton, P.H., 2007. New species of the amphiliid catfish genera Amphilius, Doumea and Phractura and the taxonomy of Paramphilius from West Central Africa (Siluformes, Amphiliidae). Zootaxa 1578:41-68. (Ref. 74418)
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 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±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 vulnerability (10 of 100).