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Description |
Asia: Mekong and Chao Phraya basins.
Geographic Range [top]
Range Description: The species is found in the middle and upper parts of the Chao Phraya and Mekong drainages in Thailand, Cambodia, and Lao PDR. Recorded from the Srepok River in Lao PDR; likely to be found in the upper parts of the Mekong tributaries in Viet Nam. Recorded from the Mun, Nam Songkhram and Nam Oon rivers in Thailand.
Countries occurrence:
Native:
Cambodia; Lao Peoples Democratic Republic; Thailand
Additional data:
Range Map: Click here to open the map viewer and explore range.
Population [top]
Population: No information is available across the species range, however one study (Amornsakchai et al. 2000) showed that the species, based on fisher surveys, had declined as a result of the construction of the Pak Mun dam on the Mun River in Thailand.
Current Population Trend: Unknown
Additional data:
? Population severely fragmented: No
Habitat and Ecology [top]
Habitat and Ecology: Found in rivers; the species requires cold, fast flowing water, and spawns in rapids. The species migrates in the Mekong through the Khone Falls (southern Lao PDR) and Sambor (Kratie Province, Cambodia).
Systems: Freshwater
Movement patterns: Full Migrant
Use and Trade [top]
Use and Trade: The species is a highly valued and significant food fish throughout the region. Juveniles and subadults have been caught and exported as ornamental fish.
Threats [top]
Major Threat(s): Amornsakchai et al. (2000) showed that the species had declined as a result of the construction of the Pak Mun dam on the Mun River in Thailand, and considered it likely to be impacted by the construction of dams on the Mekong (MRC 2010). Assessed as Endangered in Cambodia.
Conservation Actions [top]
Conservation Actions: Amornsakchai et al. (2000) showed that the species had declined as a result of the construction of the Pak Mun dam on the Mun River in Thailand, and it is assessed as Endangered in Cambodia. However, further research into the populations in the rest of its range and the impacts of anthropogenic activities on it is needed.
Citation: Allen, D. 2012. Bagarius suchus. The IUCN Red List of Threatened Species 2012: e.T181271A1715836. http://dx.doi.org/10.2305/IUCN.UK.2012-1.RLTS.T181271A1715836.en. Downloaded on 07 January 2019.
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