Arius uncinatus
Taxonomy [top]
| Kingdom | Phylum | Class | Order | Family |
|---|---|---|---|---|
| ANIMALIA | CHORDATA | ACTINOPTERYGII | SILURIFORMES | ARIIDAE |
| Scientific Name: | Arius uncinatus |
| Species Authority: | Ng & Sparks, 2003 |
| Synonym/s: |
Ariopsis uncinatus (Ng & Sparks, 2003)
|
| Taxonomic Notes: | This species has recently been described by Ng and Sparks (2003a). This new taxon comprises the formerly referenced Arius sp. Ankofia and Arius sp.Lac Andrapongy. |
Assessment Information [top]
| Red List Category & Criteria: | Endangered B1ab(i,ii,iii,v) ver 3.1 |
| Year Assessed: | 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: It qualifies as Endangered as the extent of occupancy is less than 5,000 km²; it is only known from Lake Andrapongy and the river Ankofia; and habitat loss and degradation continue, leading to a decline in extent of occurrence and in the number of mature individuals. |
|
Geographic Range [top]
| Range Description: | Recently described species, endemic to Lake Andrapongy and River Ankofia. |
| Countries: |
Native:
Madagascar
|
Population [top]
| Population Trend: |
Decreasing
|
Habitat and Ecology [top]
| Habitat and Ecology: | A riverine and lake species. |
| Systems: | Freshwater |
Threats [top]
| Major Threat(s): | Habitat degradation is the main threat. |
Bibliography [top]
|
IUCN. 2004. 2004 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 23 November 2004. Ng, Heok Hee and Sparks, J.S. 2003a. The ariid catfishes (Teleostei: Siluriformes: Ariidae) of Madagascar, with the description of two new species. Occasional Papers of the Museum of Zoology, University of Michigan 735: 1-21. Ng, Heok Hee and Sparks, J.S. 2003c. Arius In: S.M. Goodman and J.P. Benstead (eds) The Natural History of Madagascar, pp: 864-865. University of Chicago Press, Chicago. |
| Citation: | Loiselle, P. & participants of the CBSG/ANGAP CAMP "Faune de Madagascar" workshop 2004. Arius uncinatus. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 10 February 2012. |
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