Dusky Flathead

Found singly, or in loose schools, lying on gravel, mud, sand, silt, and seagrass bottoms, of estuaries, coastal and rocky reefs, often entering freshwater areas.
Juveniles found in coastal bays.
Western Pacific - Australia, Philippines

Flatheads are closely related to Scorpionfish.
Their eyes are covered by a tasselled curtain which helps to disguise them from predators. The tassels expand and contract with intensity of light.