"Coral reef with various stony corals, scuba diver at the back, Great Barrier Reef, UNESCO World Natural Heritage Site, Pacific Ocean, Queensland, Australia, Oceania"

"Scuba diver behind Knotted Fan Coral (Melithaea ochracea), soft coral, Great Barrier Reef, UNESCO World Natural Heritage Site, Pacific Ocean, Queensland, Australia, Oceania"

"Valentinni's Sharpnose Puffer or Black Saddled Toby, (Canthigaster valentini), courting, Great Barrier Reef, UNESCO World Natural Heritage Site, Pacific Ocean, Queensland, Australia, Oceania"

"Red-Gilled Nembrotha (Nembrotha rutilans), feeding on Sea Squirts (Ascidiacea), Great Barrier Reef, UNESCO World Natural Heritage Site, Pacific Ocean, Queensland, Australia, Oceania"

"Round Ribbontail Ray (Taeniura meyeni) resting on the sandy ocean floor, Great Barrier Reef, UNESCO World Natural Heritage Site, Pacific Ocean, Queensland, Australia, Oceania"

"Devil Stinger or Bearded Ghoul (Inimicus didactylus) on the sandy ocean floor, Great Barrier Reef, UNESCO World Natural Heritage Site, Pacific Ocean, Queensland, Australia, Oceania"

"Swarm of Striped Large-eye Bream (Gnathodentex aureolineatus) swimming over a coral reef, Great Barrier Reef, UNESCO World Natural Heritage Site, Pacific Ocean, Queensland, Australia, Oceania"

Syphon of giant clam (Tridacna gigas), Clam meat, detail, pacifica, Great Barrier Reef, UNESCO World Heritage, Australia, Oceania

Crocodilefish (Cymbacephalus beauforti), portrait, coral reef, Great Barrier Reef, UNESCO World Heritage Site, Cairns, Queensland, Australia, Pacific, Oceania

"Round Ribbontail Ray (Taeniura meyeni) swimming over a coral reef with Magnificent Sea Anemone or Ritteri Anemone (Heteractis magnifica), Great Barrier Reef, UNESCO World Natural Heritage Site, Pacific Ocean, Queensland, Australia, Oceania"

Clark's Anemonefish (Amphiprion clarkii) swimming above sea anemone, Great Barrier Reef, UNESCO World Heritage Site, Cairns, Queensland, Australia, Pacific, Oceania

Coral reef wall with different sponges and corals, Great Barrier Reef, UNESCO World Heritage Site, Cairns, Queensland, Australia, Pacific, Oceania

Aerial view Great Barrier Reef, Queensland, Australia, Oceania

Aerial view Great Barrier Reef, Queensland, Australia, Oceania

Aerial view Great Barrier Reef, Queensland, Australia, Oceania

Giant Moray moray (Gymnothorax javanicus), Great Barrier Reef, Australia, Oceania

Aerial view of Green Island, Great Barrier Reef, Queensland, Australia, Oceania

Barramundi Cod (Cromileptes altivelis), Great Barrier Reef, Australia, Oceania

Barramundi Cod (Cromileptes altivelis), Great Barrier Reef, Australia, Oceania

Barramundi Cod (Cromileptes altivelis), Great Barrier Reef, Australia, Oceania

Barramundi Cod (Cromileptes altivelis), Great Barrier Reef, Australia, Oceania

Kuhl's stingray (Neotrygon kuhlii), Great Barrier Reef, Australia, Oceania

Watsons Bay Lizard Island, Great Barrier Reef, Australia, Oceania

Broad lump squid (Sepia latimanus), Great Barrier Reef, Australia, Oceania

Giant Clam (Tridacna gigas), detail, Great Barrier Reef, UNESCO World Heritage Site, Cairns, Queensland, Australia, Pacific, Oceania