Modellnaia siamensis 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Mollusca Bivalvia Unionoida Unionidae

Scientific Name: Modellnaia siamensis Brandt, 1974
Taxonomic Notes:

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii)+2ab(iii) ver 3.1
Year Published: 2011
Date Assessed: 2011-01-20
Assessor(s): Bogan, A.E.
Reviewer(s): Van Damme, D. & GarcĂ­a, N.
The only location from where this species is known is located downstream from the city of  Phuttisong, and is directly impacted by water pollution and is expected to be also threatened by the construction of dams. Its extent of occurrence in the middle Mun river is restricted, about 300 km2, and therefore it qualifies for Endangered.

Geographic Range [top]

Range Description:This species has only been recorded from the middle reaches of the Mun river in Thailand.
Countries occurrence:
Additional data:
Number of Locations:1
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:The is no information on population but it may be very localized because its habitat requirements are very specific.
Current Population Trend:Unknown
Additional data:

Habitat and Ecology [top]

Habitat and Ecology:It lives in hard clay substrates of the river (Brand 1974).

Use and Trade [top]

Use and Trade: The species is not used.

Threats [top]

Major Threat(s): Threats in the area that may be affecting the species are water pollution, damming and increasing siltation.

Conservation Actions [top]

Conservation Actions: Conservation measures in the area are unknown. Site protection is recommended as well as research.

Citation: Bogan, A.E. 2011. Modellnaia siamensis. The IUCN Red List of Threatened Species 2011: e.T171851A6807504. . Downloaded on 23 April 2018.
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