Silurichthys phaiosoma (Bleeker 1851)

A relatively long forked caudal fin with upper lobe 1.4-1.6 times longer than lower lobe and a more convex snout when viewed laterally (Ref. 32835).

Dorsal soft rays (total): 4; Analsoft rays: 49 - 56; Vertebrae: 49 - 52

Found in very acidic (pH 4-5), tannin-stained blackwater habitats associated with peat swamps (Ref. 32835). Occurs in lowland stream and peat. Nocturnal; feeding on aquatic insect and smaller fishes (Ref. 57235). Feeds mainly on insect larvae. Probably non-migratory. Not seen in markets (Ref. 12693).