Rhabdalestes leleupi

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA ACTINOPTERYGII CHARACIFORMES ALESTIIDAE

Scientific Name: Rhabdalestes leleupi
Species Authority Poll, 1967

Assessment Information [top]

Red List Category & Criteria: Critically Endangered   B1ab(i,ii,v)   ver 3.1
Year Assessed: 2006
Assessor/s Hanssens, M. & Snoeks, J.
Evaluator/s: Snoeks, J. (Freshwater Fish Red List Authority) & Darwall, W. (Freshwater Biodiversity Assessment Programme)
Justification:
The species has an estimated extent of occurrence <100 km² is restricted to a single location, the Nyumba ya Mungu lake and its outlet, and has suffered a significant population decline due to overfishing and deterioration of habitat. The causes of population decline are still ongoing.

Geographic Range [top]

Range Description: Endemic to Nyumba ya Mungu and its outlet to the Pangani River. The estimated extent of occurrence is less than 100 km².
Countries:
Native:
Kenya; Tanzania, United Republic of

Population [top]

Population: Prior to 1974 the species was of secondary importance in the fishery. The reported composition of this species in the fishery catches was 48.2% in 1974 (2,200 tons for assorted species). By 1994, however, the population had declined to alarming levels such that Alestiids composed only 0.6% of the total catch.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: Recorded in both inshore and off-shore open waters. Juveniles can only be collected in shallow waters along the shoreline.
Systems: Freshwater

Threats [top]

Major Threat(s): Over-fishing accompanied by use of illegal gears and methods. Increased siltation due to deforestation and agricultural practice. Land-based pollution especially from domestic and agricultural activities.

Conservation Actions [top]

Conservation Actions: No information available.
Citation: Hanssens, M. & Snoeks, J. 2006. Rhabdalestes leleupi. In: IUCN 2008. 2008 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Downloaded on 22 November 2008.
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