Istiblennius edentulus (Forster and Schneider, 1801)
Common in the Solitary Islands Marine Park. Distributed through the Indo-Pacific, from the Red Sea and East Africa to the Line, Marquesan, and Tuamoto islands, north to southern Japan, south to Lord Howe Is. Found throughout northern Australia, from Shark Bay in Western Australia to Queensland and south to northern NSW on the east coast, and including Lord Howe and Norfolk Islands.
Frequents intertidal areas, rock pools and areas with broken rock and rubble. Feeds on filamentous algae, may remain out of water on rocks and seaweeds.
Eggs are demersal and are attached to the substrate. Grows to 16cm.