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Clarias stappersii in Botswana
Blotched catfish

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Clarias stappersii   Boulenger, 1915
Family:	Clariidae (Airbreathing catfishes)			picture (Clsta_u0.gif) by Mertens, P.
Order:	Siluriformes  (catfish)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:	Blotched catfish
Max. size:	41.0 cm SL (male/unsexed; Ref. 7248)
Environment:	demersal
Climate:	tropical
Global Importance:	fisheries: subsistence fisheries
Resilience:	Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Distribution:	Africa: Luapula-Moero system (upper Congo River basin), upper Kasai drainage (middle Congo River basin), Kafue River, upper Zambezi system, Cunene River and Okavango (Ref. 248).
Diagnosis:	Dorsal spines (total): 0-0; Dorsal soft rays (total): 60-80; Anal soft rays: 56-63; Vertebrae: 58-61. Characterized by its lateral line which appears as a thick white band; barbels extremely short. Head long, broad and flattened. Frontal fontanelle long and extremely narrow. Occipital fontanelle rather small. The `dermosphenotic' and supraorbital bones are separated. Tooth plate extremely broad. Pectoral spine straight and robust. Suprabranchial organ well developed but not completely filling the chamber.
Biology:	Occurs in well-vegetated sluggish river channels and floodplain lagoons. Feeds on invertebrates and fish. Breeds during the summer rainy season (Ref. 7248)
Threatened:	Not Evaluated, see IUCN Red List  , (Ref. 36508)
Dangerous:	harmless
Coordinator:
Main Ref:	Teugels, G.G.. 1986. (Ref. 248)
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Botswana country information
Common names:	[ No common name ]		Ref:
Status:	native		Ref:  Teugels, G.G., 1986
Salinity:	freshwater
Uses:	no uses
Comments:	Known from the Okavango Delta in the Nxaraga Lagoon, Xakanixa Lagoon, Magwexana Lagoon, Dungu Lagoon and mainstream channel (Ref. 27501). Also Ref. 248.
Country Information:	www.cia.gov/cia/publications/factbook/geos/bc.html
Occurrences:	Occurrences    Point map
Main Ref:	Merron, G.S. and M.N. Bruton, 1995
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More information:	Countries FAO areas Occurrences Introductions Ecosystem Ecology Diet Food items Food consumption Ration Predators Ciguatera Fish loss Common names Synonyms Pictures Sounds Reproduction Maturity Spawning Eggs Egg dev. Larvae Larval dynamics References Growth L-W relationship L-L relationship Length frequencies Recruitment Max. age & size Metabolism Morphology Morphometrics Gill area Brains Vision Collaborators Genetics Allele frequencies Heritability Strains Aquaculture Aquaculture profile Diseases Ecotoxicology Processing Speed Swim. type Stamps
	Note: No data are available if label is black .
Tools:	Biogeographic modelling | E-book | Field guide | Identification keys | Length-frequency Wizard | Life-history tool | Point map |
Internet sources:	BiOSC Point Data | CISTI | Google | GOBASE | GenBank ( genome, nucleotide ) | PubMed | Recipes | Scirus | Tree of Life | Zoological Record
	Note: use the Back button of your browser to return to FishBase.
	Modified:  Musschoot, Tobias	Entered:  Binohlan, Crispina B.

	Ref.:				Glossary
		(e.g. 9948)				(e.g. cephalopods)
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Page created by: Eli, 20.10.03, last modified by Eli, 26.06.07