Macrognathus circumcinctus


Taxonomy [top]

Kingdom Phylum Class Order Family

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).
Cambodia; Indonesia (Sumatera); Lao People's Democratic Republic; Malaysia (Peninsular Malaysia, Sarawak); Thailand; Viet Nam
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population: Locally common in suitable habitats.
Population Trend: Stable

Habitat and Ecology [top]

Habitat and Ecology: Inhabits lowland to montane streams and swamps.
Systems: Freshwater

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.

Bibliography [top]

IUCN. 2012. IUCN Red List of Threatened Species (ver. 2012.1). Available at: (Accessed: 19 June 2012).

Parenti, L.R. and Lim, K.K.P. 2005. Fishes of the Rajang Basin, Sarawak, Malaysia. The Raffles Bulletin of Zoology 13: 175-208.

Citation: Vidthayanon, C. 2012. Macrognathus circumcinctus. In: The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 01 September 2015.
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