Mystus wolffii (Bleeker, 1851)
photo by JJPhoto

Family:  Bagridae (Bagrid catfishes)
Max. size:  20 cm TL (male/unsexed)
Environment:  demersal; freshwater; brackish
Distribution:  Asia: Thailand to Indonesia. Known from the Mekong basin.
Diagnosis:  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).
Biology:  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 TonlĂ© Sap, Cambodia. Feed mainly on insects and crustaceans (Ref. 12693). Oviparous, distinct pairing possibly like other members of the same family (Ref. 205).
IUCN Red List Status: Least Concern (LC); Date assessed: 09 May 2019 Ref. (130435)
Threat to humans:  harmless

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