Map_thumbnail_large_font

Hippopotamyrus grahami

Status_ne_offStatus_dd_offStatus_lc_onStatus_nt_offStatus_vu_offStatus_en_offStatus_cr_offStatus_ew_offStatus_ex_off

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Taxonomic Notes: Also reported as Marcusenius grahami (antiquated binomen) (Seegers et al., unpublished).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
Date Assessed: 2006-01-31
Assessor(s): Ntakimazi, G., Twongo, T.K. & Hanssens, M.
Reviewer(s): Snoeks, J. (Freshwater Fish Red List Authority) & Darwall, W. (Freshwater Biodiversity Assessment Programme)
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.

Conservation Actions [top]

Conservation Actions: None known.

Citation: Ntakimazi, G., Twongo, T.K. & Hanssens, M. 2006. Hippopotamyrus grahami. The IUCN Red List of Threatened Species. Version 2014.2. <www.iucnredlist.org>. Downloaded on 25 October 2014.
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