Mormyrus longirostris Peters, 1852 Recherche rapide

Attributs

  • DISTRIBUTION: Lien Faunafri
  • Colour pattern : Marshall, 2011 | Seegers, 1996 | Skelton, 1993b | Skelton, 2001 .
  • Common names : Oostelike bottelneus (Afrikaans), Mbubu (Bemba: Zambia), Rypoun dlouhorypy (Czech), Eastern bottlenose / Eastern bottlenose mormyrid / Elephant-snout (English), Ida-nokiskala (Estonian), Botomu (Nyanja: Malawi), Chingoti / Mphuta / Samwamowa [Nyanja (Chichewa): Malawi], Nkupe (Sena: Mozambique), Domodomo / Mbelewele / Mpanda / Tapondi (Swahili), Chingoti (Yao: Malawi) .
  • Condition / length-weight relationship : Torres, 1992 .
  • Current distribution known : found from the Democratic Republic of Congo and Tanzania to Zimbabwe and Mozambique. From central Africa, known from the Mweru-Luapula-Bangweulu system and into eastern Africa in Lake Malawi and affluent streams, throughout the Shire river and Lake Chiuta where it is very rare, as well as the Rufiji and Ruvuma rivers and Lake Rukwa in Tanzania, as well as Lake Tanganyika. In southern Africa, it is known from the Buzi and Pungwe Rivers .
  • Distribution_references : Eccles, 1992 | Jackson, 1951 | Jubb, 1951 | Reizer, 1964 | Seegers, 1996 | Skelton, 1993b | Skelton, 2001 .
  • Food habits / trophic level : feeds on weeds and insects but may also feed on small fishes and fish eggs, blood worms, small crustaceans and mollusks .
  • Food habits / trophic level_references : Bell-Cross & Minshull, 1988 | Hulot, 1950b | Marshall, 2011 | Skelton, 1993b | Skelton, 2001 .
  • Growth / growth performance : Kolding et al., 1992 | Marshall, 2011 .
  • Habitat / home range : found in caves and muddy areas, also hides among weeds. Favours quiet deep water with a soft muddy bottom. Forms shoals and ctive mainly at night .
  • Habitat_references : Bell-Cross & Minshull, 1988 | Eccles, 1992 | Seegers, 1996 | Skelton, 1993b | Skelton, 2001 .
  • Morphology / anatomy : Marshall, 2011 | Quinet, 1971 | Seegers, 1996 | Skelton, 1993b | Skelton, 2001 .
  • Osteology : Taverne, 1967 | Taverne, 1972 .
  • Parasites : Fryer, 1956e | Fryer, 1959b | Marshall, 2011 | Paperna, 1996 .
  • Reproduction : breeds during the rainy season, moving upstream in rivers after flood spates have receded. Females carry 10,000-70,000 eggs .
  • Reproduction_references : Balon, 1974f | Marshall, 2011 | Skelton, 1993b | Skelton, 2001 .
  • Size : 783 mm TL .
  • Types :
    • Mormyrus longirostris Peters, 1852: 275. Type locality: "Zambeze". Syntypes ZMHU 3671-3672.
    • Mormyrus mucupe Peters, 1852: 275. Type locality: "Mossambique". Holotype ZMHU 3670 (missing in the collections of ZMHU).
  • Use and trade : harvested for human consumption; considerable importance to the inshore fishery of Lake Kariba .
  • Zoological_nomenclature / taxonomic information : Seegers, 1996 .