Found among submerged roots and marginal vegetation in slow-flowing, shaded regions of rivers and streams with a substratum of mud or leaf debris .
Dorsal soft rays (total): 4; Anal soft rays: 56 - 63; Vertebrae: 48 - 52. Ompok argestes differs from its Indian and Sri Lankan congeners by the combination of the following characters: body color pattern mottled; predorsal profile uniformly convex; maxillary barbels reach or extend slightly beyond the base of the dorsal fin; eye diameter 14.2-17.1% head length; body depth at anus 19.8-22.3% standard length (SL); head width 14.3-16.8% SL; caudal peduncle depth 5.6-6.5% SL; and vertebrae 48-52 .: elongated.
Behavioural data for Wetzone butter catfish is currently being reviewed.
Diet information for Wetzone butter catfish is currently being compiled.
Reproduction data for Wetzone butter catfish is currently being compiled.
Freshwater; demersal. Tropical
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