Haplochromis argenteus

Status_ne_offStatus_dd_offStatus_lc_offStatus_nt_offStatus_vu_offStatus_en_offStatus_cr_onStatus_ew_offStatus_ex_off
 

Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA ACTINOPTERYGII PERCIFORMES CICHLIDAE

Scientific Name: Haplochromis argenteus
Species Authority: Regan,1922
Synonym/s:
Prognathochromis argenteus (Regan, 1922)

Assessment Information [top]

Red List Category & Criteria: Critically Endangered   D   ver 3.1
Year Assessed: 2006
Assessor/s Bayona, J.D.R.
Evaluator/s: Snoeks, J. (Freshwater Fish Red List Authority) & Darwall, W. (Freshwater Biodiversity Assessment Programme)
Justification:
Population has declined by more than 90% over the past 20 years, due to predation/competition from the introduced Nile Perch Lates niloticus, eutrophication and increased sedimentation throughout Lake Victoria. The species has not been recorded since 1987 but may still be present in very small numbers in unsurveyed parts of the lake.
History:
1996 – Extinct
1996 – Extinct

Geographic Range [top]

Range Description: Endemic to Lake Victoria. Used to be more abundant in Mwanza gulf and Speke gulf but has not been observed for over 12 years, feared Extinct.
Countries:
Possibly extinct:
Kenya

Population [top]

Population: The population has declined by more than 90% over the past 20 years due to predation/competition from Lates niloticus, eutrophication, and increased sedimentation throughout Lake Victoria. The species has not been recorded since 1987 but may still be present in unsurveyed parts of the lake.
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: This is a lineage of fish eaters. No other information available.
Systems: Freshwater

Threats [top]

Major Threat(s): Competition and predation by Lates niloticus; decline in habitat quality through eutrophication and sedimentation; and over-fishing.

Conservation Actions [top]

Conservation Actions: Unknown.
Citation: Bayona, J.D.R. 2006. Haplochromis argenteus. In: IUCN 2009. IUCN Red List of Threatened Species. Version 2009.2. <www.iucnredlist.org>. Downloaded on 10 February 2010.
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