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Rheocles sikorae

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA ACTINOPTERYGII ATHERINIFORMES BEDOTIIDAE

Scientific Name: Rheocles sikorae
Species Authority: (Sauvage, 1891)
Common Name/s:
English Zona
Taxonomic Notes: Synonym = Eleotris sikorae Sauvage, 1891.

Assessment Information [top]

Red List Category & Criteria: Data Deficient     ver 3.1
Year Published: 2004
Assessor/s: Loiselle, P. & participants of the CBSG/ANGAP CAMP "Faune de Madagascar" workshop, Mantasoa, Madagascar 2001
Reviewer/s: Stiassny, M.L.J., Sparks, J.S. (AMNH, New York) & Darwall, W (Freshwater Biodiversity Assessment Programme)
Justification:
This species was previously thought to be Extinct. However, since 1996 it has been collected from five forested stream localities near the town of Marolambo, Madagascar, where it is well known to local residents. In view of its apparently restricted current range it is likely to qualify as Vulnerable. However, considerably more collections are required to confirm the restricted distribution of the species and additional data are required to evaluate any additional threats to its habitat or threats directly impacting the population. This species has to be assessed as Data Deficient.
History:
1996 Extinct (Baillie and Groombridge 1996)
1994 Endangered (Groombridge 1994)

Geographic Range [top]

Range Description: Recorded from the Manambola River system in Madagascar.
Countries:
Native:
Madagascar
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: 1
Systems: Freshwater

Bibliography [top]

Baillie, J. and Groombridge, B (editors and compilers). 1996. 1996 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

Groombridge, B. (ed.). 1994. 1994 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

IUCN. 2004. 2004 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 23 November 2004.

Loiselle, P.V. and Stiassny, M.L.J. 2003. Rheocles. In: S.M. Goodman and J.P. Benstead (eds) The Natural History of Madagascar, pp. 868-870. University of Chicago Press, Chicago.

Sauvage, H.E. 1891b. Les chromidés des eaux douces de Madagascar. Bulletin de la Societe Zoologique de France 16:190-197.

Stiassny, M.L.J. 1990. Notes on the anatomy and relationships of the bedotiid fishes of Madagascar, with a taxonomic revision of the genus Rheocles (Atherinomorpha: Bedotiidae). American Museum Novitates, 2979: 1-33.

Citation: Loiselle, P. & participants of the CBSG/ANGAP CAMP "Faune de Madagascar" workshop 2004. Rheocles sikorae. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 24 May 2012.
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