Cyphomyrus discorhynchus (Peters, 1852) Recherche rapide

Attributs

  • DISTRIBUTION: Lien Faunafri
  • Colour pattern : Marshall, 2011 | Seegers, 1996 | Skelton, 1993b | Skelton, 2001 .
  • Common names : Sakulo / Zambezi-papegaaivis / Zambezi-papegaavis (Afrikaans), Chimpumwe / Chipumamabwe (Bemba: Zambia), Rypoun mosambicky / Rypoun zambezsky (Czech), Parrotfish / Zambesi parrotfish (English), Leukanuijakala (Finnish), Mphuta / Ntchentcheta / Samwamowa [Nyanja (Chichewa): Malawi], Ndaka / Ntaka (Swahili), Ntchentcheta (Yao: Malawi) .
  • Condition / length-weight relationship : Torres, 1992 .
  • Current distribution known : occurs in the Upper Congo basin, the Malawi, Middle and Lower Zambezi River Systems, and the Buzi, Pungwe and Save Rivers. It also is found in Lake Bangweulu, Lake Mweru and Lake Tanganyika .
  • Distribution_references : Eccles, 1993 | Seegers, 1996 | Skelton, 1993b | Skelton, 2001 .
  • Electrophysiology : Kramer & van der Bank, 2011 | Sullivan et al., 2000 | van der Bank & Kramer, 1996 .
  • Food habits : feeds mainly on bottom-living invertebrates and insect larvae at night .
  • Food habits_references : Marshall, 2011 | Næsje et al., 2004 | Seegers, 1996 | Skelton, 1993b | Skelton, 2001 .
  • Genetics : Kramer et al., 2004 | Lamanna, 2015 | Levin & Golubtsov, 2017 | Mulelenu et al., 2020 | Sullivan et al., 2000 | van der Bank & Kramer, 1996 .
  • Growth / growth performance : Balon, 1974f | Kolding et al., 1992 | Marshall, 2011 .
  • Habitat / home range : favors large river channels with a soft bottom and fringing vegetation. Found mainly in sheltered bays, lagoons and swampy areas; occurs also in typical sandy or rocky rivers .
  • Habitat_references : Eccles, 1993 | Næsje et al., 2004 | Seegers, 1996 | Skelton, 1993b | Skelton, 2001 .
  • Migration / movement : known to migrate up tributary rivers of Lake Kariba during rainy season, though it is not yet clear whether this is a breeding migration .
  • Morphology / anatomy : Greenwood, 1971b | Kramer & van der Bank, 2011 | Marshall, 2011 | Mulelenu et al., 2020 | Quinet, 1971 | Seegers, 1996 | Skelton, 1993b | Skelton, 2001 .
  • Osteology : Taverne, 1967 .
  • Parasites : Marshall, 2011 .
  • Phylogeny : Kramer et al., 2004 | Lavoué et al., 2003 | Levin & Golubtsov, 2017 | Mulelenu et al., 2020 | Sullivan et al., 2000 | van der Bank & Kramer, 1996 | Winemiller & Adite, 1997 .
  • Reproduction : breeds during summer rainy season; females carry up to 5,000 eggs .
  • Reproduction_references : Balon, 1974f | De Kimpe, 1964 | Marshall, 2011 | Næsje et al., 2004 | Seegers, 1996 | Skelton, 1993b | Skelton, 2001 .
  • Size : 310 mm TL .
  • Types :
    • Marcusenius smithersi Maar, 1962: 780, fig.1. Type locality: Zambezi River above Kariba Lake, southeastern Africa. Holotype NMBZ (ex QVMS) 0833.
    • Marcusenius tanganicanus Boulenger, 1906 k: 455, pl. 30, fig. 1. Type locality: "Sumbu and river at Msamba: Tanganyika Lake". Syntypes BMNH 1906.9.8: 3-4 .
    • Mormyrus discorhynchus Peters, 1852: 275. Type locality: "Zambeze, Loc. Tette". Syntypes ZMB 3673-3676, 23374.
  • Use and trade : little importance to the fisheries in tne upper Zambezi. Taken in subsistence fisheries as by-catch, but not known to be used or traded .
  • Zoological_nomenclature / taxonomic information : van der Bank & Kramer, 1996 .