Thetford Reef

Great Barrier Reef, Queensland, Australia

An outer-barrier patch reef on the Great Barrier Reef east of Cairns, Queensland. Features coral gardens and clam gardens at 5-20 m. Known for large concentration of giant clams (Tridacna gigas). Observed species include giant clams, green turtles, clownfish, reef fish, white-tip reef sharks. Suitable for Open Water divers. Named dive moorings include Clam Gardens and Coral Gardens.