| Reference no. | Roberts, T.R. and C. Vidthayanon, 1991 |
| Ecosystem | Mekong |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Occurs in large rivers in the lower Mekong basin and has also been reported from the middle Mekong basin. Adults migrate upstream to the middle Mekong along the Thai-Lao border as soon as turbidity increases at the onset of the flood season (Ref. 12693). |