Fish ID: Black-tail Grubfish

Sandperch black tail grubfish parapercis hexophthalma gil
Family Sandperch (PINGUIPEDIDAE)
species Parapercis hexophthalma
size To 28cm
locality On open sandy or grit substrate
behaviour Solitary or in pairs
range East Indo to West Pacific oceans including Australia

Many variants of grubfish have very similar shape: tapered snout, with long tapering body, sitting on substrate. Variants distinguished usually by markings. This one distinct large black spodge on the tail.