Occurs in the Mekong basin (Ref. 12693, 27732). Known from Tonlé Sap, Mae Khong at Kompong Reat, Phnom Penh (Ref. 36654) and Great Lake (Ref. 33813). Can be taken in small upland streams with fast currents, as well as at bottom depths in the Great Lake. Moves into flooded areas during the rainy season and returns to rivers during November and December, where it is a common element of the dai-net catch in the Tonlé Sap. Made into prahoc along the Tonlé Sap (Ref. 12693). Also Ref. 26580, 45353.