Country Species Summary

Bagrus degeni Boulenger, 1906
Family:	Bagridae (Bagrid catfishes)	picture (Badeg_u0.gif) by FAO
Order:	Siluriformes (catfish)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:
Max. size:	55.0 cm TL (male/unsexed; Ref. 52118)
Environment:	demersal
Climate:	tropical; 1°N - 3°S
Global Importance:	fisheries: commercial
Resilience:	High, minimum population doubling time less than 15 months (Assuming Fec>10,000)
Distribution:	Africa: Lake Victoria.
Diagnosis:	Dorsal spines (total): 1-1; Dorsal soft rays (total): 9; Anal soft rays: 12-13. Head much depressed, smooth above; long and narrow occipital processus, narrowly separated from interneural bone; snout broadly rounded, projecting beyond lower jaw (Ref. 2988). Eye iris dark, with a vivid yellow ring (Ref. 1568). Premaxillary band of teeth 6-7 times as long as broad, shorter than and as broad as or a little narrower than the vomerine band; maxillary barbel 1.25-2.33 times head length, extending to end of pectoral fin or a little beyond in adult, to end of ventral in young; nasal barbel 1/7(adult)-1/3 of head length; outer mandibular barbel 1.5-1.83 times length of inner and 0.5-1 times head length; gill-rakers rather long, widely set; dorsal spine smooth, less than 0.5 times head length; longest soft ray of dorsal fin 0.5-0.75 head length; adipose fin 4-5.5 times as long as deep, 1.5-1.66 times as long as dorsal fin; distance between dorsal and adipose fin 0.5-0.66 times dorsal fin length; pectoral spine not serrated in adult; caudal fin deeply forked, upper lobe with long filament (Ref. 2988). Coloration: species blackish brown or dark steel-blue above, whitish or brassy yellow beneath with grey to blackish fins (Ref. 2988). Dark, nearly black on the back, fading into silver on the body, tinged with yellow (Ref. 36900).
Biology:	Caught in reeds and papyrus (Ref. 36900). Feeds on small fish (Ref. 36900). Grows up to 30-40 pounds (= 13-18kg) (Ref. 36900). The flesh is good (Ref. 36900)
Threatened:	Not Evaluated, see IUCN Red List , (Ref. 36508)
Dangerous:	harmless
Coordinator:
Main Ref:	Jayaram, K.C.. 1966. (Ref. 51686)
Update \| Add

Kenya country information
Common names:	[ No common name ]	Ref:
Status:	native	Ref: Risch, L.M., 1986
Salinity:	freshwater
Uses:	no uses
Country Information:	www.cia.gov/cia/publications/factbook/geos/ke.html
National Fisheries Authority:	www.recoscix.org/openscrn.htm
Occurrences:	Occurrences Point map
Main Ref:	Copley, H., 1941
Update

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:

Internet sources:

Note: use the Back button of your browser to return to FishBase.

Modified: Musschoot, Tobias

Entered: Sa-a, Pascualita

CGNET - US

Page created by: Eli, 20.10.03, last modified by Eli, 26.06.07

	Ref.:		Glossary
		(e.g. 9948)		(e.g. cephalopods)
ThisFishForum Comments & Corrections Sign our Guest Book
Back to Search