Kneria polli

Taxonomy

Assessment Information

Geographic Range

Population

Habitat and Ecology

Threats

Conservation Actions

Bibliography

View Printer Friendly

Taxonomy [top]

Kingdom	Phylum	Class	Order	Family
ANIMALIA	CHORDATA	ACTINOPTERYGII	GONORYNCHIFORMES	KNERIIDAE

Scientific Name:

Kneria polli

Species Authority:

Trewavas, 1936

Common Name/s:

English

–

Northern Kneria

Taxonomic Notes:

Populations from northern Zambian tributaries of the Upper Zambezi River need taxonomic study.

Assessment Information [top]

Red List Category & Criteria:	Least Concern ver 3.1
Year Published:	2007
Assessor/s:	Tweddle, D.
Reviewer/s:	Snoeks, J. (Freshwater Fish Red List Authority) & Darwall, W. (Freshwater Biodiversity Assessment Unit)
Justification: The species is common and widely distributed over northern Zambia and Angola and there is no evidence of any degradation of habitat.

Geographic Range [top]

Range Description:	Upper reaches of the Cunene, Okavango and Upper Zambezi, and also headwaters of Angolan coastal rivers (Skelton 2001). Found in most northern Zambian Upper Zambezi tributaries (Tweddle et al. 2004).
Countries:	Native: Angola; Zambia
Range Map:	Click here to open the map viewer and explore range.

Population [top]

Population:	Common.
Population Trend:	Unknown

Habitat and Ecology [top]

Habitat and Ecology:	Shoals in pools of clear, silt-free rocky streams. Reported to breathe air and climb over damp rocks and up sides of waterfalls in migrations. Scrapes diatoms, algae and detritus from rocks and also takes small aquatic insects (Skelton 2001).
Systems:	Freshwater

Threats [top]

Major Threat(s):	None at present.

Major Threat(s):

None at present.

Conservation Actions [top]

Conservation Actions:	The species has no protection.

Conservation Actions:

The species has no protection.

Bibliography [top]

	IUCN. 2007. 2007 IUCN Red List of Threatened Species. Available at: www.iucnredlist.org. (Accessed: 12th September 2007). Skelton, P.H. 2001. A Complete Guide to the Freshwater Fishes of Southern Africa. Struik Publishers, Cape Town, South Africa. Tweddle, D., Skelton, P.H., van der Waal, B.C.W., Bills, I.R., Chilala, A. and Lekoko, O.T. 2004. Aquatic biodiversity survey for the “Four Corners” Transboundary Natural Resources Management Area. Final Report – July 2004. SAIAB Investigational Reports, African Wildlife Foundation.

IUCN. 2007. 2007 IUCN Red List of Threatened Species. Available at: www.iucnredlist.org. (Accessed: 12th September 2007).

Skelton, P.H. 2001. A Complete Guide to the Freshwater Fishes of Southern Africa. Struik Publishers, Cape Town, South Africa.

Tweddle, D., Skelton, P.H., van der Waal, B.C.W., Bills, I.R., Chilala, A. and Lekoko, O.T. 2004. Aquatic biodiversity survey for the “Four Corners” Transboundary Natural Resources Management Area. Final Report – July 2004. SAIAB Investigational Reports, African Wildlife Foundation.

Citation:	Tweddle, D. 2007. Kneria polli. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 25 May 2012.
Disclaimer:	To make use of this information, please check the <Terms of Use>.
Feedback:	If you see any errors or have any questions or suggestions on what is shown on this page, please fill in the feedback form so that we can correct or extend the information provided