Labiobarbus leptocheilus (Valenciennes 1842)

Has 33-34 (usually 35-38) lateral line scales; 16-20 circumpeduncular scales; 21-28 branched dorsal rays; caudal and dorsal fins dusky, without well-defined color patterns (Ref. 27732). Body with evenly pronounced longitudinal stripes formed by a spot on each scale (Ref. 7424).

Potamodromous. Migrating within streams, migratory in rivers, e.g. Saliminus, Moxostoma, Labeo. Migrations should be cyclical and predictable and cover more than 100 km.

Dorsal soft rays (total): 2128; Vertebrae: 34 - 36

Known from midwater to bottom depths in rivers and streams (Ref. 12693). Enters flooded fields (Ref. 12975). Found in the basin-wide tributary of the lower Mekong (Ref. 36667). Feeds on phytoplankton, periphyton, benthic algae, zooplankton (Ref. 12693), detritus and insect larvae (Ref. 56749).

fisheries: commercial

Labiobarbus leptocheilus is a species of ray-finned fish in the genus Labiobarbus found in the Mekong, Salween, Chao Phraya and Xe Bangfai basins, and from the Malay Peninsula, Sumatra, Java and Borneo.