Mystus wolffii (Bleeker 1851)

Nasal barbels longer than head; maxillary barbels reaching to caudal fin; 7-9+18-23 gill rakers on upper and lower arm of first arch (Ref. 12693).

Adults occur most commonly in the tidal zone and brackish water reaches of large rivers (Ref. 12693). In the Mekong basin, it is found in fresh water well upstream in the Tonlé Sap, Cambodia. Feed mainly on insects and crustaceans (Ref. 12693). Oviparous, distinct pairing possibly like other members of the same family (Ref. 205).