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A 'forest' of Staghorn (Acropora species) hard corals, on a coral reef in Gaafu Dhaalu atoll, in the far south of the Maldives, Indian Ocean.
A mixture of Acropora species scleractinic hard corals, growing on a coral reef in Gaafu Dhaalu atoll, in the far south of the Maldives, Indian Ocean.
A mix of hard corals, with a Pocillopora species coral in the centre, growing on a coral reef in Gaafu Dhaalu atoll, in the far south of the Maldives, Indian Ocean.
A shoal of small fish swimming over Acropora species hard corals, on a coral reef in Gaafu Dhaalu atoll, in the far south of the Maldives, Indian Ocean.
Goldentail moray eel (Gymnothorax miliaris), in coral reef, Curacao.
Christmas tree worms (Spirobranchus giganteus) on brain coral, Saint Croix, U.S. Virgin Islands.
A hawksbill sea turtle (Eretmochelys imbricata) feeds on sponge and an angelfish follows for scraps in Cozumel, Mexico.
World champion free diver and his team in training shot from inside a sunken barge 90 feet below in Bimini, Bahamas.
Diver and boat above black coral bushes in French Cay, Turks and Caicos.
Spiny lobster hiding in the reef, Nassau, The Bahamas.
A diver approaches a beautiful gorgonian sea fan, Cayman Islands.
Group of barrel sponge in the deep reefs of the Banda Sea, Indonesia.
A Butterflyfish swims up along a coral reef in the warm and clear ocean waters of Papua New Guinea.
A Rainbow Parrotfish (Scarus guacamaia) pokes it's head out from a hole in the coral reef in the Atlantic Ocean off the coast of Key Largo, Florida.
Plate coral (Acropora hyacinthus) Beqa Lagoon, Fiji.
Red tree coral (Dendronephthya) on a Fijian reef.
Nudibranch feeding on algae, Papua New Guinea.
Beautiful nudibranch on coral, Papua New Guinea.
Nudibranch feeding on algae, Papua New Guinea.
Nudibranch feeding on algae, Papua New Guinea.
Nudibranch feeding on a sponge, Papua New Guinea.
Nudibranch feeding on algae, Papua New Guinea.
Deep reef scene in Fiji with a beautiful gorgonian fan.
An underwater photographer swims past a large yellow gorgonian fan with a bed of red soft corals beneath it, Fiji.
Scuba diver swims by some large sponges off the coast of Bonaire, Caribbean Netherlands.
Scuba diver swims by some large sponges off the coast of Bonaire, Caribbean Netherlands.
Scuba diver propels above a large vase sponge, Bonaire, Caribbean Netherlands.
Scuba diver swimming underwater amongst sea sponges, Bonaire, Caribbean Netherlands.
Hawksbill sea turtle (Eretmochelys imbricata), a critically endangered species, feeding on soft coral, side view, South Ari Atoll, Maldives.
Airplane wreck sitting atop reef, overgrown with soft coral and crinoids, Cenderawasih Bay, West Papua, Indonesia.
Orange and white clownfish inside a red and green anemone, North Sulawesi, Indonesia.
An Invasive Indo-Pacific Lionfish off the coast of North Carolina in the Atlantic Ocean.
Glassfish swirling around a natural arch full of soft corals, Raja Ampat, Indonesia.
Underwater photo taken during the Palancar Gardens, El Cielito and Colombia Deep Reef Snorkelling Tour, Cozumel Island, Quintana Roo State, Mexico
Underwater photo taken during the Palancar Gardens, El Cielito and Colombia Deep Reef Snorkelling Tour, Cozumel Island, Quintana Roo State, Mexico
Nurse shark (Ginglymostoma cirratum) seen during the Palancar Gardens, El Cielito and Colombia Deep Reef Snorkelling Tour, Cozumel Island, Quintana Roo State, Mexico
Underwater photo taken during the Palancar Gardens, El Cielito and Colombia Deep Reef Snorkelling Tour, Cozumel Island, Quintana Roo State, Mexico
Aerial view of anchored boats in the exotic lagoon, Zanzibar, Tanzania, East Africa, Africa
Half above and half below view of coral reef at Pulau Setaih Island, Natuna Archipelago, Indonesia, Southeast Asia, Asia
Underwater reef on a remote small Islet in the Badas Island Group off Borneo, Indonesia, Southeast Asia, Asia
Sunrise over Le Morne and coral reef in the turquoise lagoon, aerial view by drone, Baie Du Cap, South Mauritius, Indian Ocean, Africa
Coastal road facing the turquoise lagoon, aerial view by drone, Bel Ombre, Baie Du Cap, South Mauritius, Indian Ocean, Africa
Snorkeling woman holding starfish underwater, The Maldives, Indian Ocean
Underwater marine life on coral reefs, Thailand
Underwater view of the reef along the circumference of the Great Blue Hole on Lighthouse Reef, UNESCO, Belize
Underwater view of the reef along the circumference of the Great Blue Hole on Lighthouse Reef, UNESCO, Belize
Underwater view of the reef along the circumference of the Great Blue Hole on Lighthouse Reef, UNESCO, Belize
Underwater view of the reef along the circumference of the Great Blue Hole on Lighthouse Reef, UNESCO, Belize
Underwater view of the reef along the circumference of the Great Blue Hole on Lighthouse Reef, UNESCO, Belize
Underwater view of the reef along the circumference of the Great Blue Hole on Lighthouse Reef, UNESCO, Belize
West Indian manatee (Trichechus manatus), on the sand near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize
West Indian manatee (Trichechus manatus), with snorkeler near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize
Green sea turtle (Chelonia mydas), surfacing for air near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize
Underwater view of of the reef system at Half Moon Caye, UNESCO, Mesoamerican Barrier Reef, Belize
Aerial view of atolls and coral reefs, Maldives, Indian Ocean, Asia
Dramatic sky over coral reef and inland, aerial view by drone Grand Baie (Pereybere), north-west coast, Mauritius, Indian Ocean, Africa
Anemonefish in anemone on underwater reef on Jaco Island, Timor Sea, East Timor, Southeast Asia, Asia
Above and below view of coral reef and sandy beach on Jaco Island, Timor Sea, East Timor, Southeast Asia, Asia
Hard and soft corals and reef fish underwater on Sebayur Island, Komodo Island National Park, Indonesia, Southeast Asia, Asia
Porcupinefish (Diodon hystrix) on house reef at Sebayur Island, Komodo Island National Park, Indonesia, Southeast Asia, Asia
A profusion of coral and reef fish on Batu Bolong, Komodo Island National Park, Indonesia, Southeast Asia, Asia
A profusion of coral and reef fish on Batu Bolong, Komodo Island National Park, Indonesia, Southeast Asia, Asia
A profusion of coral and reef fish on Batu Bolong, Komodo Island National Park, Indonesia, Southeast Asia, Asia
Porcupinefish (Diodon hystrix) at night on house reef at Sebayur Island, Komodo Island National Park, Indonesia, Southeast Asia, Asia
Aerial view of Le Morne Brabant and the Underwater Waterfall optical illusion and natural phenomena, Mauritius, Indian Ocean, Africa
A school of razorfish (Aeoliscus strigatus), suspended upside down on Sebayur Island, Komodo National Park, Flores Sea, Indonesia, Southeast Asia, Asia
A school of razorfish (Aeoliscus strigatus), suspended upside down on Sebayur Island, Komodo National Park, Flores Sea, Indonesia, Southeast Asia, Asia
A school of striped catfish (Plotosus lineatus) on Sebayur Island, Komodo National Park, Flores Sea, Indonesia, Southeast Asia, Asia
Adult broadclub cuttlefish (Sepia latimanus) on the reef at Sebayur Island, Flores Sea, Indonesia, Southeast Asia, Asia
Adult broadclub cuttlefish (Sepia latimanus) mating on Sebayur Island, Flores Sea, Indonesia, Southeast Asia, Asia
Red crinoid on Tengah Kecil Island, Komodo National Park, Flores Sea, Indonesia, Southeast Asia, Asia
Profusion of hard and soft corals on Tengah Kecil Island, Komodo National Park, Flores Sea, Indonesia, Southeast Asia, Asia
An adult snowflake moray (Echidna nebulosa) on Sebayur Island, Flores Sea, Indonesia, Southeast Asia, Asia
Adult broadclub cuttlefish (Sepia latimanus) on the reef at Sebayur Island, Flores Sea, Indonesia, Southeast Asia, Asia
Banded sea krait (Laticauda colubrina) searching for food on Sebayur Island, Flores Sea, Indonesia, Southeast Asia, Asia
Adult broadclub cuttlefish (Sepia latimanus) courtship display, Sebayur Island, Flores Sea, Indonesia, Southeast Asia, Asia
A profusion of hard and soft corals on Sebayur Island, Komodo National Park, Flores Sea, Indonesia, Southeast Asia, Asia
Adult spinecheek anemonefish (Premnas biaculeatus), Sebayur Island, Komodo National Park, Flores Sea, Indonesia, Southeast Asia, Asia
False clown anemonefish (Amphiprion ocellaris), Sebayur Island, Komodo Island National Park, Indonesia, Southeast Asia, Asia
Half above and half below view of the Komodo Diving Resort at sunset, Sebayur Island, Flores Sea, Indonesia, Southeast Asia, Asia
False clown anemonefish (Amphiprion ocellaris), Sebayur Island, Komodo Island National Park, Indonesia, Southeast Asia, Asia
A profusion of hard and soft corals on Sebayur Island, Komodo National Park, Flores Sea, Indonesia, Southeast Asia, Asia
Adult spinecheek anemonefish (Premnas biaculeatus), Sebayur Island, Komodo National Park, Flores Sea, Indonesia, Southeast Asia, Asia
A profusion of baitfish underwater on Sebayur Island, Komodo National Park, Flores Sea, Indonesia, Southeast Asia, Asia
A school of bigeye trevally (Caranx sexfasciatus) on Sebayur Island, Flores Sea, Indonesia, Southeast Asia, Asia
Aerial view of anchored boats in the exotic blue lagoon, Zanzibar, Tanzania, East Africa, Africa
Aerial panoramic by drone of the coral reef around Long Bay, Antigua, Antigua and Barbuda, Leeward Islands, West Indies, Caribbean, Central America
Aerial panoramic by drone of coral reef along Long Bay beach, Antigua, Antigua and Barbuda, Leeward Islands, West Indies, Caribbean, Central America
Luxury resort on white coral beach in the clear turquoise water, overhead view, Kendwa, Zanzibar, Tanzania, East Africa, Africa
Aerial by drone of white sand beach with turquoise sea surrounded by tropical trees, Ile Aux Cerfs, Flacq, Mauritius, Indian Ocean, Africa
Turquoise coral reef meeting the waves of the Indian Ocean, aerial view, Poste Lafayette, East coast, Mauritius, Indian Ocean, Africa
Aerial panoramic of tropical Public Beach washed by the ocean waves, Poste Lafayette, East coast, Mauritius, Indian Ocean, Africa
Aerial panoramic of waves of Indian Ocean and turquoise coral reef, Poste Lafayette, East coast, Mauritius, Indian Ocean, Africa
Tropical island surrounded by coral reef, The Maldives, Indian Ocean, Asia
A Crown of Thorns starfish (Acanthaster planci), on a tropical coral reef, in Gaafu Dhaalu atoll, The Maldives, Indian Ocean, Asia
A diver around a Stylophora species hard coral, on a tropical coral reef, in Gaafu Dhaalu atoll, The Maldives. Indian Ocean, Asia
A gorgonian sea fan (possibly Echinogorgia species) octocoral on a tropical coral reef, in Gaafu Dhaalu atoll, The Maldives, Indian Ocean, Asia
A mix of Acropora species hard corals, on a tropical coral reef, around Gaafu Dhaalu atoll, in the south of The Maldives, Indian Ocean, Asia
Small reef fish crowd around outcrops of Pocillopora species hard corals, a coral reef in Gaafu Dhaalu atoll, The Maldives, Indian Ocean, Asia
A mix of Acropora species hard corals, on a tropical coral reef, around Gaafu Dhaalu atoll, in the south of The Maldives, Indian Ocean, Asia