Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Actinopterygii Synbranchiformes Mastacembelidae

Scientific Name: Macrognathus circumcinctus
Species Authority: (Hora, 1924)

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2012
Date Assessed: 2011-03-15
Assessor(s): Vidthayanon, C.
Reviewer(s): Allen, D.
The species is locally and seasonally common throughout its range. Threats include overfishing and pollution but these are not significant to this species, therefore this fish is assessed as Least Concern.

Geographic Range [top]

Range Description: The species is known from the Mae Khlong and Chao Phraya basins to the Lower Mekong basin, the Malay Peninsula, Indonesia (Sumatra), and Sarawak (Rajang basin; Parenti and Lim 2005).
Countries occurrence:
Cambodia; Indonesia (Sumatera); Lao People's Democratic Republic; Malaysia (Peninsular Malaysia, Sarawak); Thailand; Viet Nam
Lower elevation limit (metres): 5
Upper elevation limit (metres): 200
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Locally common in suitable habitats.
Current Population Trend: Stable
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: Inhabits lowland to montane streams and swamps.
Systems: Freshwater
Movement patterns: Not a Migrant

Use and Trade [top]

Use and Trade: Locally fished in small scale fisheries. Uncommon in the aquarium trade.

Threats [top]

Major Threat(s): Pollution and wetland conversion are major threats to this fish in general, but level is not significant to species survival.

Conservation Actions [top]

Conservation Actions: Monitoring of population and habitat trends is recommended.

Citation: Vidthayanon, C. 2012. Macrognathus circumcinctus. The IUCN Red List of Threatened Species 2012: e.T181012A1688363. . Downloaded on 09 October 2015.
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