Clarias ngamensis Castelnau (de), 1861 Recherche rapide

Attributs

  • DISTRIBUTION: Lien Faunafri
  • Colour pattern : Marshall, 2011 | Seegers, 2008 | Skelton, 1993 | Skelton, 2001 | Teugels, 1986b .
  • Common names : Ndombe-Stama Nkoma / Stomptand-baber / Stomptandbaber (Afrikaans), Akabukula / Mulonfi / Nkosi (Bemba: Zambia), Blunt-toothed African catfish / Blunttooth catfish / Clarid catfish (English), Mburi (Lwena: Angola), Chikanu / Mlamba (Nyanja: Malawi), Nsomba .
  • Current distribution known : Quanza, Cunene, Okavango, Chobe, Lake Ngami, upper Zambezi (above Victoria Falls), Kafue, Lake Malawi, upper Lualaba, Luapula, Lakes Moero and Bangweulu, Pungwe, Buzi, Save, Limpopo, Incomati, lower Pongolo and lower Sabi/Lundi system. Also reported from the lower Shire .
  • Evolution : Devaere et al., 2007c .
  • Food habits / trophic level : important foods are mollusks, terrestrial and aquatic insects, insect larvae, shrimps, grain, crabs, snails and fish). Hard-shelled foods such as mussels are crushed before they are swallowed .
  • Food habits / trophic level_references : Bell-Cross, 1976 a | Bowmaker, 1968 b | Jackson, 1961 a | Kelley, 1968 | Marshall, 2011 | Seegers, 2008 | Skelton, 1993 | Skelton, 2001 | Willoughby & Tweddle, 1978a | Willoughby & Tweddle, 1978b | Winemiller & Kelso-Winemiller, 1996 .
  • Genetics : Jansen et al., 2006 .
  • Growth / growth performance : Mosepele & Nengu, 2003 | Willoughby & Tweddle, 1978a | Willoughby & Tweddle, 1978b .
  • Habitat / home range : common in some areas such as weed beds, permanent swamps, quieter waters and muddy bottoms. Prefers vegetated habitats .
  • Habitat_references : Skelton, 1993 | Skelton, 2001 .
  • Habits_references : Bell-Cross, 1976 d | Bowmaker, 1968 b | Bruton & Kok, 1980 | Jackson, 1961 b | Ricardo-Bertram, 1940 .
  • Life span : may live for 5-6 years .
  • Morphology / anatomy : Devaere et al., 2007c | Marshall, 2011 | Seegers, 2008 | Skelton, 1993 | Skelton, 2001 | Teugels, 1986b .
  • Osteology : Devaere et al., 2007c | Teugels, 1983 a | Teugels, 1983 b .
  • Phylogeny : Devaere et al., 2007c | Jansen et al., 2006 | Wright, 2017 .
  • Reproduction : breeds during the summer rainy season .
  • Reproduction_references : Bell-Cross, 1976 d | Bruton & Kok, 1980 | Kelley, 1968 | Seegers, 2008 | Skelton, 1993 | Skelton, 2001 | Willoughby & Tweddle, 1978a | Willoughby & Tweddle, 1978b .
  • Size : 73 mm TL, 4.0 kg .
  • Types :
    • Clarias mellandi: Boulenger, 1905 e: 644. Type locality: "Lake Bangwelo". Holotype BMNH n° 1905.11.10: 7.
    • Clarias ngamensis Castelnau (de), 1861: 63. Type locality: "Lake Ngami". Holotype: lost in a fire (Whitley, 1965); neotype BMNH n° 1910.5.31: 27 (Teugels, 1983 b: 17).
    • Dinotopteroides prentissgrayi Fowler, 1930: 27, fig. Type locality: "Chouzo, Quanza river, Angola". Holotype ANSP n° 51.798, paratype ANSP n° 51.799 (1).
    • Dinotopterus jallae Gilchrist & Thompson, 1917 b: 556, fig. 165. Type locality: "Shesheke, southern Rhodesia". Holotype SAM n° 14.297.
  • Use and trade : harvested for human consumption and used in aquaculture .