Ohridohauffenia drimica

Status_ne_offStatus_dd_offStatus_lc_offStatus_nt_offStatus_vu_offStatus_en_offStatus_cr_offStatus_ew_offStatus_ex_on
 

Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA MOLLUSCA GASTROPODA LITTORINIMORPHA HYDROBIIDAE

Scientific Name: Ohridohauffenia drimica
Species Authority: (Radoman, 1964)
Taxonomic Notes:

Radoman (1985) considered this species to be distinct from the other five taxa in genus Ohridohauffenia and its distribution is different based on the distributional data given in Radoman (1985).

Assessment Information [top]

Red List Category & Criteria: Extinct     ver 3.1
Year Assessed: 2010
Assessor/s: Hauffe, T., Albrecht, C., Schreiber, K. & Seddon, M.
Reviewer/s: Erõss, Z., Régnier, C., Bouchet, P. & Cuttelod, A.
Justification:
This species was assessed in 1996 and considered to be Extinct (Mollusc Specialist Group). This was based on comments published by Radoman (1983), who noted that after a great drainage of the Drim River, surveys failed to find this species. Albrecht et al. (2009) and Regnier et al. (2009) considered it to be Extinct.
History:
1996 – Extinct (Baillie and Groombridge 1996)
1994 – Extinct (Groombridge 1994)

Geographic Range [top]

Range Description: Endemic to the Former Yugoslavian Republic of Macedonia (FYROM) (Bank et al., Fauna European 2006) where it was only known from the upper part of River Drim, however it has not been seen since before 1983 (Radoman 1985).
Countries:
Regionally extinct:
Macedonia, the former Yugoslav Republic of

Population [top]

Population: This species was only known by dead shells.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: This species was originally thought to be living in sediments within springs feeding the River Drim.
Systems: Freshwater

Threats [top]

Major Threat(s): After a great drainage of the Drim River, surveys could not find this species anymore (Radoman 1985).

Conservation Actions [top]

Conservation Actions: This species is believed to have become extinct prior to 1983 and as such there are no conservation actions possible.
Citation: Hauffe, T., Albrecht, C., Schreiber, K. & Seddon, M. 2010. Ohridohauffenia drimica. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 10 February 2012.
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