832-401957 - Giant sea fan (Annella mollis) on steep wall, St Johns Reef dive site, Saint Johns, Red Sea, Egypt, Africa

759-9912 - Fan Worm on red Sponge, Spirographis sp., Caribbean Sea, Dominica

759-9911 - Fan Worm on red Sponge, Spirographis sp., Caribbean Sea, Dominica

746-91275 - Dog sled in a fan hitch during a storm on the sea ice of the Melville Bay near Kullorsuaq in North Greenland. North America, danish teritorry

746-91277 - Inuit hunter on dog sled on the sea ice of the Melville Bay near Kullorsuaq in North Greenland. North America, danish teritorry

860-290409 - Seafan, Red Gorgonian, Paramuricea clavata, Vervece rock, Marine Protected area Punta Campanella, Massa Lubrense, Penisola Sorrentina, Costa Amalfitana, Italy, Tyrrhenian Sea, Mediterranean

1116-49667 - A photographer lines up with a camera in a housing to shoot a large red soft coral fan, Indonesia

1202-470 - A gorgonian sea fan (possibly Echinogorgia species) octocoral on a tropical coral reef, in Gaafu Dhaalu atoll, The Maldives, Indian Ocean, Asia

832-387965 - Coral block with different stony corals (Scleractinia), Melithaea gorgonian (Melithaea sp.), Feather star, yellow (Crinoidea) and Sabre squirrelfish (Sargocentron spiniferum), three, Great Barrier Reef, Coral Sea, Pacific, Australia, Oceania

974-315 - Splendid knotted fan coral (Acabaria splendens), Ras Mohammed National Park, Red Sea, Egypt, North Africa, Africa

974-320 - Giant sea fan (Gorgonian fan coral) (Annella mollis), Ras Mohammed National Park, Red Sea, Egypt, North Africa, Africa

974-289 - Silhouette of three scuba divers above giant sea fan (Annella mollis), Ras Mohammed National Park, Red Sea, Egypt, North Africa, Africa

974-361 - Giant sea fan coral (Gorgonian fan coral) (Annella mollis), Ras Mohammed National Park, off Sharm el-Sheikh, Sinai, Red Sea, Egypt, North Africa, Africa

974-242 - Close-up of giant sea fan coral (Gorgonian fan coral) (Annella mollis), Ras Mohammed National Park, off Sharm el Sheikh, Sinai, Egypt, Red Sea, Egypt, North Africa, Africa

1116-37816 - Palau, longnose hawkfish on yellow sea fan

1103-315 - Reef scene with sea fan, Komodo, Indonesia, Southeast Asia, Asia

915-692 - Gorgonian sea fan, Sipadan, Sabah, Malaysia, Borneo, South-east Asia

974-93 - A Diver observing a Giant sea fan (Annella mollis) and the Glass fish (Parapriacanthus ransonneti) that have used its cover as a safe haven. Sharm El Sheikh, South Sinai, Red Sea, Egypt.

974-92 - A Diver observing a Giant sea fan (Annella mollis) and the Glass fish (Parapriacanthus ransonneti) that have used its cover as a safe haven. Sharm El Sheikh, South Sinai, Red Sea, Egypt.

970-315 - Glass fish in cave (Parapriacanthus guentheri), large school of fish swimming behind red coral sea fan with dark background,Mabul, Borneo, Malaysia, South China Sea

970-531 - Comanthina Crinoid (Comantheria briareus) black & white in colour and hanging down on brilliant red Sea Fan, Sipidan, Mabul, Malaysia.

970-528 - Comanthina Crinoid (Comantheria briareus) black & white in colour and hanging down on brilliant red Sea Fan, Sipidan, Mabul, Malaysia.

970-480 - Cryptic teardrop crab (Pelia mutica), Nice red crab sitting on cream sea fan with black background, Honduras, Caribbean.

920-2382 - Gorgonian sea fan, possibly Astrogorgia sp., Ulong channel, Palau, Caroline Islands, Micronesia, Pacific Ocean, Pacific

832-11659 - Colourful coral reef with soft corals Dendronephthya.

759-6758 - Soldierfishes under Sea Fan, Annella mollis, Siaes Wall, Micronesia, Palau

465-1973 - Close-up of red sea fan, member of the octocoral family, Subergorgia species, Fiji, Pacific

788-10381 - Gorgonian Sea Fan (Subergorgia Mollis) underwater, Palau

788-10376 - Close-up of a Sea Fan underwater, Palau

788-10362 - Close-up of a Gorgonian Sea Fan (Subergorgia mollis) underwater, Milne Bay, Papua New Guinea

788-10334 - Black Feather Star (Himerometra Bartschi) and Gorgonian Sea Fan (Subergorgia Mollis) underwater, Palau

788-10330 - Black Feather Star (Himerometra Bartschi) and Gorgonian Sea Fan (Subergorgia Mollis) underwater, Palau

759-2006 - Red sea fan and scuba diver, gorgonaria, Papua New Guinea, Pacific Ocean