>
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 / depth range / distribution range
Sinh thái học
; Nước ngọt Sống nổi và đáy. Tropical
Africa: Cess (=Nipoué) and Cavally rivers in Western Ivory Coast (Ref. 44050, 57130).
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ? range ? - ? cm
Max length : 24.0 cm SL (female)
Các tia vây lưng cứng (tổng cộng) : 0; Các vây lưng mềm (tổng cộng) : 0; Tia cứng vây hậu môn: 0; Tia mềm vây hậu môn: 7 - 9; Động vật có xương sống: 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).
Life cycle and mating behavior
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Các trứng | Sự sinh sản | Ấu trùng
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)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Các công cụ
Special reports
Download XML
Các nguồn internet
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=0.01175 (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).
Mức dinh dưỡng (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
