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Barbus osseensis in Ethiopia

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Barbus osseensis   Nagelkerke & Sibbing, 2000
Family:	Cyprinidae (Minnows or carps)			picture (Baoss_u0.jpg) by Nagelkerke, L.
Order:	Cypriniformes  (carps)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:
Max. size:	26.4 cm SL (male/unsexed; Ref. 35836)
Environment:	pelagic ; depth range 0 - 3 m
Climate:	tropical
Global Importance:
Resilience:	Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Distribution:	Africa: Lake Tana.
Diagnosis:	A small-sized, deep-bodied species, sometimes with a slight nuchal hump (Ref. 35836). A stiff lower jaw, tapering towards a narrow, hypertrophied distal tip, covered with thick skin (Ref. 35836). The protruded mouth does not form a cylindrical tube (Ref. 35836). Long dorsal spine, 19-27% of SL (Ref. 35836). Anal and ventral fins are rather long, 19-24% and 18-21% of SL respectively, with a rather short pectoral-ventral length, 22-26% of SL (Ref. 35836). The caudal peduncle is deep, 11-12% of standard length (Ref. 35836). Scales: 12-14 predorsal scales (Ref. 35836). Live specimens are rather dark greenish brown, the back being darker, with usually greenish fins (Ref. 35836). In alcohol the basic color is a dull yellowish brown, the back being darker (Ref. 35836).
Biology:	Barbus osseensis especially occurs near rocky substrates in water of less than 3 m deep (Ref. 35836). It feeds on adult insects and macrophytes (Ref. 35836)
Threatened:	Not Evaluated, see IUCN Red List  , (Ref. 36508)
Dangerous:	harmless
Coordinator:
Main Ref:	Nagelkerke, L.A.J. and F.A. Sibbing. 2000. (Ref. 35836)
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Ethiopia country information
Common names:	[ No common name ]		Ref:
Status:	endemic		Ref:  Getahun, A., 2007
Salinity:	freshwater
Uses:	no uses
Comments:	Known only from the southern parts of Lake Tana (Ref. 35836). Reported from the Abay basin (Ref. 58460). Type locality of holotype of Barbus osseensis: 'Debre Mariam (locality 1), Lake Tana, Ethiopia' (Ref. 35836).
Country Information:	www.cia.gov/cia/publications/factbook/geos/et.html
Occurrences:	Occurrences    Point map
Main Ref:	Nagelkerke, L.A.J. and F.A. Sibbing, 2000
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	Note: No data are available if label is black .
Tools:	Biogeographic modelling | E-book | Field guide | Length-frequency Wizard | Life-history tool |
Internet sources:	BiOSC Point Data | CISTI | Google | GOBASE | GenBank ( genome, nucleotide ) | PubMed | Scirus | Tree of Life | Zoological Record
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	Modified:  Torres, Armi G.	Entered:  Boden, Gert

	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