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分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
> Siluriformes (Catfishes) > Malapteruridae (Electric catfishes)
Etymology: Malapterurus:Greek, mala = a lot of + Greek, pteron = fin + Greek, oura = tail (Ref. 45335); thysi:Named for the Belgian ichthyologist Dirk Thys van den Audenaerde, former director of the Royal Museum of Central Africa (Tervuren, Belgium) (Ref. 44050).
Environment: milieu / climate zone / 深さの範囲 / distribution range 生態学
背面の脊椎 (合計) : 0; 背鰭 (合計) : 0; 肛門の骨: 0; 臀鰭: 7 - 9; 脊つい: 38 - 41. Diagnosis: tooth patches broad, semi-circular; pectoral fins placed low on body; 7-9 anal-fin rays; 20 caudal-fin rays (arrangement ii-7-8-iii, rarely ii-7-8-ii); 1-2 gill-rakers on upper branch of first arch; 38-41 vertebrae; caudal saddle and bar strongly developed; caudal saddle generally composed of concentrations of spots and blotches; caudal bar confined to base of caudal fin, not extending onto the caudal peduncle; body brown or tan; caudal fin darkly and solidly pigmented without pale basal crescent; lower lip, underside of head and mental barbels unpigmented or lightly pigmented (Ref. 44050).
Body shape (shape guide): fusiform / normal.
Life cycle and mating behavior 成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Norris, S.M., 2002. A revision of the African electric catfishes, family Malapteruridae (Teleostei, Siluriformes), with erection of a new genus and descriptions of fourteen new species, and an annotated bibliography. Ann. Mus. R. Afr. Centr., Sci. Zool., 289:1-155. (Ref. 44050)
Phylogenetic diversity index (参照 82804): PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00474 - 0.02910), b=3.00 (2.79 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
栄養段階 (参照 69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153): Low vulnerability (19 of 100). 🛈
