The species is characterised with blackish brown spots on the head, dorsal and ventral sides; fins without spots. 14 to 16 spines in an approximate row between snout and origin of dorsal fin. There are irregular polygonal brownish blotches along the cream coloured body.
Maximum length: 28.7 cm (TL), common length: 15-22 cm (TL)
Feeds on mollusks and crabs
It can be utilised as an aquarium fish