Clarke's triplefin
Trinorfolkia clarkei, known commonly as the Clarke's triplefin or Clarke's threefin, is a species of triplefin blenny in the genus "Trinorfolkia". It was described by Alexander Morton in 1888 from specimens collected from Clarke Island in the Bass Strait. This species occurs I southern and western Australia from Camden Haven in New South Wales to Rottnest Island in Western Australia and around Tasmania. It occurs on coastal reefs and in estuaries frequently being observed around the pylons supporting structures such as jetties.