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> Siluriformes (Catfishes) > Schilbeidae (Schilbid catfishes)
Etymology: Irvineia: It is the name of a seaweed; voltae: Referring to the type locality of this species, the Volta River (Ref. 43912).
More on author: Trewavas.

Environment: milieu / climate zone / depth range / distribution range Ekologi

; air tawar dasar (demersal). Tropical; 6°N - 5°N

Penyebaran Negara-negara | Daerah-daerah FAO | Ecosystems | Kemunculan | Point map | Introduksi | Faunafri

Africa: endemic to the lower Volta in Ghana (Ref. 43912, 57127).

Size / Weight / umur

Maturity: L_m ? range ? - ? cm
Max length : 19.0 cm SL jantan/; (Ref. 57127)

deskripsi pendek Morfologi | Morfometrik

Duri punggung (Keseluruhan (total)): 1; duri punggung lunak (Keseluruhan (total)): 6; Sirip dubur lunak: 58 - 68. Diagnosis: posterior (=inner) side of pectoral-fin spines strongly denticulate; 58-68 branched anal-fin rays; 16-18 gill rakers on lower limb of first gill arch; barbels very short, nasal barbel extending to hind margin of eye; adipose fin always present; swim bladder extending backwards through a caecal appendix to above end of anal-fin base (Ref. 43912, 57127). Palatine teeth present (Ref. 57127). Posterior nostrils closer to each other than are anterior ones; 7-9 branched pelvic fin rays (Ref. 43912).

Probably carnivorous, feeding at least partly on small crustaceans (Ref. 43912). Oviparous, eggs are unguarded (Ref. 205).

Life cycle and mating behavior Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva

Distinct pairing (Ref. 205).

rujukan utama Upload your references | Acuan | Koordinator | mitra

De Vos, L., 2003. Schilbeidae. p. 97-116 In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douce et saumâtres de l'Afrique de l'Ouest, Tome 2. Coll. Faune et Flore tropicales 40. Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Museum National d'Histoire Naturalle, Paris, France and Institut de Recherche pour le Développement, Paris, France. 815 p. (Ref. 57127)

Status IUCN Red List (Ref. 126983)

terancam (EN) (B1ab(iii)); Date assessed: 30 November 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

ancaman kepada manusia

Harmless

penggunaan manusia

Perikanan:

FAO - Publication: search | FishSource |

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Sumber internet

Irvineia voltae Trewavas, 1943