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Description |
Geographic Range [top]
Range Description: The species is known from the Maenam San river and its tributary Huai Kao Man (Heung River system), and from the catchment of the Loei River, Loei Province in northeast Thailand. Reports from Lao PDR, Viet Nam and from Myanmar are considered erroneous (Köhler and Glaubrecht 2006).
Countries occurrence:
Native:
Thailand
Additional data:
Range Map: Click here to open the map viewer and explore range.
Population [top]
Population: Population trends are unknown but the species is locally abundant where present (F. Köhler pers. comm. 2011).
Current Population Trend: Unknown
Additional data:
? Population severely fragmented: No
Habitat and Ecology [top]
Habitat and Ecology: This species prefers fast flowing, well oxygenated water, on hard substrates like rocks but can also be found on sandy ground in quiet parts of rivers and streams. Not in polluted or stagnant water.
Systems: Freshwater
Use and Trade [top]
Use and Trade: Probably eaten by local people (P. Sri-aroon, pers. comm. 2011).
Threats [top]
Major Threat(s):
There are no known specific threats to this species, but it would be vulnerable to water pollution and sedimentation if, like other Brotia species, it requires clean fast flowing water.
Conservation Actions [top]
Conservation Actions: There are no specific conservation actions in place for this species. Conservation actions include the implementation of catchment management plans to keep the river water well oxygenated and clean.
Citation: Simonis, J. & Köhler, F. 2012. Brotia pseudoasperata. The IUCN Red List of Threatened Species 2012: e.T184877A1760571. http://dx.doi.org/10.2305/IUCN.UK.2012-1.RLTS.T184877A1760571.en. Downloaded on 11 February 2019.
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