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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.
Eponymy: Dr Melanie Lisa Jane Stiassny (d: 1953) is a British-born naturalized American citizen who is Herbert R. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Nước ngọt gần đáy. Tropical
Africa: only known from a single collection in the Nyanga River at Tchibanga, Gabon (Ref. 74418, 81646).
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?  range ? - ? cm
Max length : 11.5 cm SL (female)
Các tia vây lưng cứng (tổng cộng) : 0; Tia cứng vây hậu môn: 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
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Các trứng | Sự sinh sản | Ấu trùng
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)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
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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).
Mức dinh dưỡng (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Thích nghi nhanh (Ref.
120179): Trung bình, thời gian nhân đôi của chủng quần tối thiểu là 1.4 - 4.4 năm (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).