Hauffenia kerschneri 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Mollusca Gastropoda Littorinimorpha Hydrobiidae

Scientific Name: Hauffenia kerschneri
Species Authority: (Zimmermann, 1930)
Taxonomic Notes: There are two subspecies: Hauffenia kerschneri kerschneri and Hauffenia kerschneri loichiana Haase, 1993

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii,v)+2ab(iii,v) ver 3.1
Year Published: 2010
Date Assessed: 2010-01-27
Assessor(s): Reischutz, P.
Reviewer(s): Feher, Z., Soulsby, A.-M., Van Damme, D., Cuttelod, A., Seddon, M.B. & Vavrova, L.
Hauffenia kerschneri is endemic to Austria, where it occurs in a restricted range and is known from only five sites. The population trend is declining and the number of mature individuals species has recently declined. There are current threats posed to this species, and whilst it is protected under Austrian law, it is not known whether it exists within a protected area. It is suggested that monitoring of the habitat of this species is conducted, along with research into the population trend. This species is considered to be Endangered (EN B1ab(iii,v)+2ab(iii,v)).
Previously published Red List assessments:
1996 Endangered (EN)
1994 Endangered (E)

Geographic Range [top]

Range Description: This species is endemic to Austria, where it occurs in the limestone Alps in the Lower Austria region.
Countries occurrence:
Estimated area of occupancy (AOO) - km2: 9
Number of Locations: 5
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This species is considered to be very rare and has recently experienced a population decline.
Current Population Trend: Decreasing
Additional data:
Continuing decline of mature individuals: Yes
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: This is a freshwater species that inhabits groundwater ecosystems and springs and lives on the roots of trees (Resichutz pers. comm. 2010).
Systems: Freshwater
Continuing decline in area, extent and/or quality of habitat: Yes

Threats [top]

Major Threat(s): The main threats to this species are abstraction for drinking water and the lowering of ground water levels. There are also threats from pollution, mainly from agricultural practices and habitat destruction from the building of power plants.

Conservation Actions [top]

Conservation Actions: This species is protected by law in Austria. It is listed on the Austrian Red List as Critically Endangered (CR). There are no known species specific recovery plans and it is not known to be present in any protected areas. It is suggested that monitoring of this species habitat should be conducted, along with research into the species' population trends.

Citation: Reischutz, P. 2010. Hauffenia kerschneri. The IUCN Red List of Threatened Species 2010: e.T9744A13013248. . Downloaded on 01 December 2015.
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