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Description |
Geographic Range [top]
Range Description:
This species is only known from the lower reaches of the Mun River (Brandt 1974), Thailand.
Countries occurrence:
Native:
Thailand
Additional data:
? Estimated area of occupancy (AOO) - km2: 50
? Number of Locations: 1
Range Map: Click here to open the map viewer and explore range.
Population [top]
Population: Population size is not known and there are no recent survey data.
Current Population Trend: Unknown
Additional data:
? Population severely fragmented: No
Habitat and Ecology [top]
Habitat and Ecology: Collected from rocks in the rapids of the Mun River (Brandt 1974).
Systems: Freshwater
Threats [top]
Major Threat(s): There are dams on both the Mekong and the Mun River and these may change the flow regime, providing a potential threat to the species.
Water pollution due to ongoing industrialisation and agricultural development may also be a threat to the freshwater snails of the region (Temcharoen 1992).
Conservation Actions [top]
Conservation Actions: Information is needed on the species habitats, distribution, and current population trends.
Citation: Simonis, J. & Köhler, F. 2011. Hydrorissoia munensis. The IUCN Red List of Threatened Species 2011: e.T184873A8335324. http://dx.doi.org/10.2305/IUCN.UK.2011-2.RLTS.T184873A8335324.en. Downloaded on 03 May 2018.
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