Hippopotamyrus grahami

Taxonomy

Assessment Information

Geographic Range

Population

Habitat and Ecology

Threats

Conservation Actions

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Taxonomy [top]

Kingdom	Phylum	Class	Order	Family
ANIMALIA	CHORDATA	ACTINOPTERYGII	OSTEOGLOSSIFORMES	MORMYRIDAE

Scientific Name:

Hippopotamyrus grahami

Species Authority:

(Norman, 1928)

Common Name/s:

English

–

Graham's Stonebasher

Synonym/s:

Marcusenius grahami Norman, 1928

Taxonomic Notes:

Also reported as Marcusenius grahami (antiquated binomen) (Seegers et al., unpublished).

Assessment Information [top]

Red List Category & Criteria:	Least Concern ver 3.1
Year Published:	2006
Assessor/s:	Ntakimazi, G., Twongo, T.K. & Hanssens, M.
Reviewer/s:	Snoeks, J. (Freshwater Fish Red List Authority) & Darwall, W. (Freshwater Biodiversity Assessment Programme)
Contributor/s:
Justification: Fairly large extent of occurrence. Widespread species with no major widespread threats identified.

Geographic Range [top]

Range Description:	Endemic to the Lake Victoria basin (Seegers et al. unpub.) and its affluent rivers, including the Akagera (up to middle Akagera), Lake Kyoga and associated rivers, and the Victoria Nile system.
Countries:	Native: Kenya; Rwanda; Tanzania, United Republic of; Uganda
Range Map:	Click here to open the map viewer and explore range.

Population [top]

Population:	Not known, but fairly common (Greenwood 1966).
Population Trend:	Unknown

Habitat and Ecology [top]

Habitat and Ecology:	Occurs in shallow coastal waters over sand/plant habitats. Originally common in areas overgrown with water lilies in Lake Kyoga. Feeds on a wide range of prey, including the larvae of Chaoborus, and chironomid larvae (Okedi 1971). Max. size: 25.0 cm SL.
Systems:	Freshwater

Threats [top]

Major Threat(s):	Minor commercial fisheries (after Froese and Pauly 2003) (see also Mahy 1977); regression of wetlands due to agriculture extension; and competitive displacement by introduced species.

Major Threat(s):

Minor commercial fisheries (after Froese and Pauly 2003) (see also Mahy 1977); regression of wetlands due to agriculture extension; and competitive displacement by introduced species.

Conservation Actions [top]

Conservation Actions:	None known.

Conservation Actions:

None known.

Citation:	Ntakimazi, G., Twongo, T.K. & Hanssens, M. 2006. Hippopotamyrus grahami. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 19 May 2013.
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