Morphology: Presence of black band across the belly which disappears when the fish is more than 3.0kg.

Size : Can grow to more than 60.0 centimetres length and weighs more than 3.0 kilogrammes.

Biology : The fish spawns in the upstreams of the river systems. The youngs then either dominate the rivers or move into the lake. It is known that tourists have been able to catch snapshots of the fish climbing the rapids to go to their spawning ground. Diet consists of fish, shrimps and insects.

Distribution: Mostly confine to the rivers but is also present in the lake.

Economic importance:

Readily accepted by locals as a food fish. Market price is about RM 7.00 /kg.