Schilbe mystus   (Linnaeus, 1758)

African butter catfish
Catalog of Fishes (gen., sp.) | ITIS | CoL
Classification
Actinopterygii | Siluriformes | Schilbeidae
Synonyms
Common names
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Main reference
Size / Weight / Age
Max length : 40.0 cm TL male/unsexed; (Ref. 3570); max. published weight: 250 g (Ref. 3799); max. reported age: 7 years (Ref. 7248)
Environment
Demersal; potamodromous (Ref. 51243); freshwater; depth range 4 - 69 m
Climate / Range
Tropical; 23°C - 27°C (Ref. 1672)
Distribution
Africa: including the Nile and the Zambesi system.
Countries | FAO areas | Ecosystems | Occurrences | Introductions
Short description
Dorsal soft rays (total): 6; Anal soft rays: 50 - 60
Biology
    Glossary (e.g. epibenthic)
Also caught with drawnets. Shoals in standing or slowly flowing open water with emergent or submerged vegetation. Generally more active at night or in subdued light. Feed from mid-water and surface waters on a wide variety of foods including fish, insects, shrimps, snails, plant seeds, and fruit. Oviparous, eggs are unguarded (Ref. 205). Breed during the rainy season and may be either a single or multiple spawner in different localities, laying eggs on vegetation. May live up to 6-7 years (Ref. 7248).
IUCN Red List Status (Ref. 57073)
Threat to humans
  Vulnerable (VU) (A3d)
  Harmless
Human uses
Fisheries: commercial; gamefish: yes; aquarium: commercial
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Estimation of some characteristics with mathematical models
Resilience (Ref. 69278)
High, minimum population doubling time less than 15 months (K=0.09-0.94; tmax=6-7; assuming fec > 10,000)
Vulnerability (Ref. 59153)
Price category (Ref. 80766)
Moderate vulnerability (41 of 100)




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Page last modified by : elaxamana, 15 July 2009

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