| Cyprinidae (Minnows or carps), subfamily: Labeoninae |
| 60 cm SL (male/unsexed) |
|
benthopelagic; freshwater; pH range: 6.5; dH range: 5 - 8, potamodromous |
| Asia: Mekong and, Chao Phraya basins, Malay Peninsula, Sumatra and Borneo. |
|
Has 45-53 lateral line scales; 16-18 branched dorsal rays; an upturned mouth; a greenish to greyish body; a large, vertically elongated, blackish blotch above pectoral fin; sometime a faint round blotch on the caudal peduncle. |
| Occurs at midwater to bottom depths in rivers, streams, canals and swamps. Large individuals also occur in impoundments. Moves into seasonally flooded habits that supply its preferred diet of mostly periphyton as well as leafy plants like aquatic macrophytes and inundated land plants. Also feeds on phytoplankton, filamentous algae and benthic algae. Begins to return to the river in October, with numbers steadily increasing until January, when they begin to decline again. Large individuals are sold fresh or dried and salted, smaller ones are made into prahoc (Ref. 12693). |
|
Least Concern (LC); Date assessed: 21 April 2020 Ref. (130435)
|
| harmless |
|
Known from the Mekong in the middle Xe Bangfai basin (Ref. 27732). A migratory species occurring above Pak Beng to the Khone Falls (Ref. 37772). Found in Ban Hang Khone, a village on an island in the middle of the mainstream Mekong River just below the Great Khone Waterfalls in Khong District, Champasak Province (Ref. 37767). Museum: Mekong river at Ban Hang Khone, just below Khone falls, CAS 96548 (Ref. 5515). Also Ref. 4792, 2091, 30857, 56905. |
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