Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Nước ngọt gần đáy; di cư trong nước ngọt (Ref. 51243). Tropical
Africa: Chad, Bénué, Niger and Volta basins (Ref. 81281). Previously, 2 subspecies were recognized: Citharinops distichodoides distichodoides in Chad and Bénué basins (Ref. 2938, 81281), and Citharinops distichodoides thomasi in Niger and Volta basins (Ref. 2938, 7095, 81281).
Length at first maturity / Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?, range 54 - ? cm
Max length : 84.0 cm SL con đực/không giới tính; (Ref. 2938); Khối lượng cực đại được công bố: 4.6 kg (Ref. 3799)
Các vây lưng mềm (tổng cộng) : 16 - 19; Tia mềm vây hậu môn: 20 - 23. Diagnosis: more elongate than Cithardium and Citharinus species; body depth 2.2-2.7x and head length 3-3.7x SL; caudal peduncle 0.7-1.1x long than deep; head 1.6-2.0x long than wide; short snout, 1.0-1.7x of eye diameter; pectoral fins almost half of head length; adipose fin 0.3-0.7x its distance to dorsal fin; caudal fin with symmetrical lobes (tips becoming round in adults); cycloid scales; scale formula 7.5-9.5/50-56/10.5-12.5; 7.5-9.5 scales between lateral line and dorsal fin origin; 16-19 dorsal fin branched rays; 20-23 anal fin branched rays (Ref. 2938, 81281).
Monospecific, distinguished from other genus of family by the body form which is more elongated than 2 other genus: Citharidium and Citharinus (Ref. 2938).
Life cycle and mating behavior
Maturities | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng
Gosse, J.-P., 1990. Citharinidae. p. 261-268. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douces et saumâtres de l'Afrique de l'Ouest. Tome I. Coll. Faune Tropicale n° XXVIII. Musée Royal de l'Afrique Centrale, Tervuren and O.R.S.T.O.M., Paris, 384 p. (Ref. 2938)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Các nghề cá: Tính thương mại
Các công cụ
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