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Clarias alluaudi in Sudan
Alluaud's catfish

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Clarias alluaudi   Boulenger, 1906
Family:	Clariidae (Airbreathing catfishes)			picture (Clall_u0.jpg) by Seegers, L.
Order:	Siluriformes  (catfish)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:	Alluaud's catfish
Max. size:	35.0 cm SL (male/unsexed; Ref. 4967)
Environment:	demersal
Climate:	tropical; 3°N - 9°S
Global Importance:
Resilience:	Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Distribution:	Africa: Lakes Victoria, Kyoga, Edward, Rukwa and Tanganyika.
Diagnosis:	Dorsal spines (total): 0-0; Dorsal soft rays (total): 65-79; Anal soft rays: 57-64; Vertebrae: 52-55. Pectoral fin spine serrated on both inner and outer sides (Ref. 34290). Head oval-shaped in dorsal outline; snout short and slightly rounded; eyes more dorsally located. Frontal fontanelle long and narrow (`knife-shaped'); occipital fontanelle long and oval-shaped. Supraorbital and `dermospenoticum' joined. Tooth plates relatively small. gill rakers long, slender and distantly set. Suprabranchial organ well developed. Openings of the secondary sensory canals regularly arranged on flanks.
Biology:	Found in marginal water-lily and papyrus swamps. Feeds on insects (Ref. 248)
Threatened:	, (Ref. 36508)
Dangerous:	harmless
Coordinator:
Main Ref:	Teugels, G.G.. 1986. (Ref. 248)
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Sudan country information
Common names:	Tukpe		Ref:  Bianco, P., 1981
Status:	native		Ref:
Salinity:	freshwater
Regulations:	no regulations		Ref:
Uses:	no uses
Comments:	Found in the pools of River Lesi (Ibba basin), in springs near Yambio, River Yubo near Temblia and in Madiri Dam near Maridi (Ref. 4906).
Country Information:	www.cia.gov/cia/publications/factbook/geos/su.html
Occurrences:	Occurrences    Point map
Main Ref:	Bianco, P., 1981
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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 | Bio-Quiz | E-book | Field guide | Length-frequency Wizard | Life-history tool | Point map |
Internet sources:	BiOSC Point Data | CISTI | Google | GOBASE | GenBank ( genome, nucleotide ) | PubMed | Scirus | Tree of Life | Zoological Record Other web sites |
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	Entered:  Sampang, Arlene G.

	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