1112-8252 - Special dinner served by locals from the dive resort at Pulau Panaki, Raja Ampat, Indonesia, Southeast Asia, Asia

1112-8258 - Full moon at Murex Bangka Dive Resort, Bangka Island, near Manado, Sulawesi, Indonesia, Southeast Asia, Asia

1112-8096 - An adult white-spotted hermit crab (Dardanus megistos), encountered on a night dive on Arborek Reef, Raja Ampat, Indonesia, Southeast Asia, Asia

1112-8091 - An adult white-spotted hermit crab (Dardanus megistos), encountered on a night dive on Arborek Reef, Raja Ampat, Indonesia, Southeast Asia, Asia

1112-8087 - An adult sculptured slipper lobster (Parribacus antarcticus), encountered on a night dive on Arborek Reef, Raja Ampat, Indonesia, Southeast Asia, Asia

832-401956 - Diver swimming in cave, underwater, light rays, sun rays, Shaab Claudia reef dive site, Red Sea, Egypt, Africa

759-10102 - Scuba Diver explores Cave, North Male Atoll, Maldives

759-10101 - Scuba Diver explores Cave, North Male Atoll, Maldives

759-10100 - Scuba Diver explores Cave, North Male Atoll, Maldives

759-10099 - Scuba Diver explores Cave, North Male Atoll, Maldives

759-10098 - Scuba Diver explores Cave, North Male Atoll, Maldives

832-401043 - Pair of red sea clownfish (Amphiprion bicinctus) in the evening light, sun rays, dive site House Reef, Mangrove Bay, El Quesir, Red Sea, Egypt, Africa

832-398465 - man wearing virtual reality gadget with orange light

1116-52331 - Face Plunge

1116-52334 - Females With Goggles In Swimming Pool

1116-51219 - A pair of salps (Salpa sp.) with hyperiid amphipod (Hyperiidea) hitchhikers that were photographed under water during a blackwater dive off the Kona Coast, the Big Island; Island of Hawaii, Hawaii, United States of America

1116-51218 - A tentaculate ctenophore, also known as comb jelly or sea gooseberry (Pleurobrachia sp.), opens its mouth to ingest zooplankton prey during a blackwater dive off the Kona coast, the Big island; Island of Hawaii, Hawaii, United States of America

1116-51892 - Hawaiian Green sea turtle (Chelonia mydas) swimming over the coral on the sea floor; Maui, Hawaii, United States of America

1116-51891 - Hawaiian Green sea turtle (Chelonia mydas) swimming close to the surface with sunburst; Maui, Hawaii, United States of America

1116-51222 - A Red-Spot Comb Jelly (Eurhamphaea vexilligera) passes by during a blackwater dive off the Kona coast, the Big Island; Island of Hawaii, Hawaii, United States of America

1116-51220 - A chain of salps (Salpa sp.) that was photographed under water during a blackwater dive off the Kona coast, the Big Island; Island of Hawaii, Hawaii, United States of America

1116-51221 - Lysmata late stage zoea larva that was photographed under water during a blackwater dive off the Kona coast, the Big Island; Island of Hawaii, Hawaii, United States of America

1350-2560 - Pink anemone fish, Amphiprion periderion, on magnificent sea anemone, Heteractis magnifica, Dumaguete, Negros, Philippines.

1350-2481 - Giant clam, Tridacna gigas, siphon detail, Rongelap, Marshall Islands, Micronesia

1350-2455 - Fluted giant clam, Tridacna squamosa, siphon detail, Namu atoll, Marshall Islands (Pacific).

1350-2473 - Red (Lace) coral, Distichopora violacea, feather stars, and juvenile gray reef shark, Carcharhinus amblyrhynchos, Ailuk atoll, Marshall Islands, Pacific

1350-2465 - Whitetip reef shark, Triaenodon obesus, Namu atoll, Marshall Islands (N. Pacific).

1350-2521 - False clown anemone fish, Amphiprion ocellaris, Dauin, Dumaguete, Negros, Philippines.

1350-2530 - Broadband cuttlefish, Sepia latimanus, in sandy bottom, Gato Island, Cebu, Philippines.

1350-2548 - Dorid nudibranch, Glossodoris averni, La Laguna, Puerto Galera, Mindoro, Philippines.

1350-2361 - Southern Stingray, Dasyatis americana, and sun rays, Fernando de Noronha, Pernambuco, Brazil

1350-2553 - Ornate ghost pipefish, Solenostomus paradoxus, Dumaguete, Negros Island, Philippines.

1350-2456 - Fan coral, Subergorgia sp., and diver silhouette against he sun, Namu atoll, Marshall Islands (N. Pacific).

1350-2556 - Ascidian, Didemnum molle, oscule detail, Dauin, Negros, Philippines.

1350-2486 - Split image of Smallspotted dart, Trachinotus baillonii, swimming along the sandy shore at dusk, Rongelap, Marshall Islands, Micronesia

1350-2454 - Saddled butterflyfish, Chaetodon ephippium, Namu atoll, Marshall Islands (N. Pacific).

1350-2484 - Horseshoe clam, Hippopus hippopus, Rongelap, Marshall Islands, Micronesia

1350-2472 - Bluefin trevally, Caranx melampygus, Ailuk atoll, Marshall Islands, Pacific

1350-2466 - Pair of wire coral gobies, Bryaninops yongei, on wire coral, Cirripathes anguina,Ailuk atoll, Marshall Islands, Pacific

1350-2524 - Nudibranch, Chromodoris magnifica, Dumaguete, Negros Island, Philippines.

1350-2546 - Feather star, possibly Oxycomanthus bennetti, West Escarceo, Puerto Galera, Mindoro, Philippines.

1350-2541 - Pleurobranch sidegill slug, Berthella martensi, mantle detail, Puerto Galera, Mindoro, Philippines.

1350-2511 - Family of false clown anemone fish, Amphiprion ocellaris, seeking refuge in sea anemone, Masaplod, Dumaguete, Negros Island, Philippines.

1350-2460 - Pink hydrocoral (lace coral), Stylaster sp., Namu atoll, Marshall Islands (N. Pacific).

1350-2504 - Family of false clown anemone fish, Amphiprion ocellaris, seeking refuge in sea anemone, Dumaguete, Negros Island, Philippines.

1350-2513 - Common lionfish, Pterois volitans, blends in with a variety of soft corals and sponges, Cars, Dumaguete, Negros Island, Philippines.

1350-2512 - Family of false clown anemone fish, Amphiprion ocellaris, seeking refuge in sea anemone, Masaplod, Dumaguete, Negros Island, Philippines.

1350-2505 - Anemone fish, Amphiprion sp., Dumaguete, Negros Island, Philippines.

1350-2555 - Clark's anemonefish, Amphiprion clarkii, unusual color variant, male, Dauin, Negros, Philippines..

1350-2474 - Reef octopus, Octopus cyanea, eye and siphon detail, Rongelap, Marshall Islands, Micronesia

1350-2554 - Pair of false clown anemonefish, Amphiprion ocellaris, in anemone, Daiun, Negros, Philippines.

1350-2515 - False clown anemone fish, Amphiprion ocellaris, Dauin, Dumaguete, Negros Island, Philippines.

1350-2509 - Nudibranch, Atlantis house reef, Dumaguete, Negros Island, Philippines.

1350-2518 - Needle cuttlefish, Sepia aculeata, front view at night, Dumaguete, Negros Island, Philippines.

1350-2388 - Split image of staghorn coral, Acropora sp., and island, Truk lagoon, Chuuk, Federated States of Micronesia, Pacific

1116-49670 - Wire coral goby (Bryaninops yongei) on wire coral (Cirrhipathes sp.), a relative of black coral.

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

1116-48272 - Scuba divers in the Great Blue Hole dive site on the Belize Barrier Reef. This site was made famous by Jacques Cousteau, who declared it one of the top five scuba diving sites in the world, Belize

1116-48273 - Scuba divers in the Great Blue Hole dive site on the Belize Barrier Reef. This site was made famous by Jacques Cousteau, who declared it one of the top five scuba diving sites in the world, Belize

1116-48525 - Scuba diver swims through lava arches with sun rays, Cathedrals dive site, Lanai City, Lanai, Hawaii, United States of America

1116-46539 - Jellyfish (Pelagia Noctiluca) With Fish Prey Photographed During A Blackwater Scuba Dive Several Miles Offshore Of A Hawaiian Island At Night, Hawaii, United States Of America

1116-39998 - Diver and a well camouflaged Commerson's frogfish (Antennarius commersoni) perched at the bow of the wreck of the Alma Jane off Sabang Beach, Puerto Galera, Mindoro, Philippines.

1116-39781 - Diver at the entrance to First Cathedral off the island of Lanai, Hawaii, United States of America

1116-40000 - Divers are framed by the twin openings at a dive site known as Skull Cave off the Kona coast of the Big Island, Hawaii, United States of America

1116-40004 - A diver (MR) shines her light into a crevice opening off Kaiwe Point on the Kona coast, Island of Hawaii, Hawaii, United States of America

1116-39996 - The silhouette of a diver in front of the sun, from below looking up at the surface, Yap, Micronesia

832-367264 - Diver, ice-diving, in Lake Baikal, Olkhon island, Siberia, Russia

832-367263 - Diver, ice-diving, in Lake Baikal, Olkhon island, Siberia, Russia

832-367265 - Diver, ice-diving, in Lake Baikal, Olkhon island, Siberia, Russia

832-367288 - Diving cameraman and Beluga, White whale (Delphinapterus leucas), Dolphinarium, Odessa, Ukraine, Europe

832-371845 - Fjord diver with catch of king crabs, Kirkenes, Finnmark, Lapland, Norway, Scandinavia, Europe

1116-28365 - Hawaii, Oahu, Waikiki, Diver views a green sea turtle (Chelonia mydas) on the wreck of the YO-257

1116-30466 - Hawaii, Big Island, Kona Coast, Photographer diver swims along ocean floor near coral.

1116-30467 - Hawaii, Big Island, Kona Coast, Photographer diver swims along ocean floor.

1116-38642 - Alaska, Frederick Sound, Humpback Whale (Megaptera novaeangliae) tail, golden reflections at sunset B2008

908-85 - Tiny Red Goby (Pleurosicya sp) Two resting on coral. Mabul Island, Borneo, Malaysia (RR)

1067-20 - Snorkelers on the surface of a blue hole. Virgin Blue Hole dive site, Palau, Micronesia, Pacific Ocean. More info: Blue holes such as this are submerged limestone sink holes.

931-493 - Melon headed whales (Electra dolphin) . A melon headed whale begins a dive away from the sunlight. Eastern Caribbean

931-115 - Blue whale (Balaenoptera musculus). The silhouette of a blue whale tail in bright afternoon light. Gulf of California.

979-8817 - Guests from the Lindblad Expedition ship National Geographic Explorer taking the "polar plunge" in the Svalbard Archipelago, Norway

970-744 - Diver on bows of German Light Cruiser Coln II, Scapa Flow, Orkney islands, Scotland, UK

979-8835 - Guests from the Lindblad Expedition ship National Geographic Explorer taking the "polar plunge" in the Svalbard Archipelago, Norway

970-743 - Diver alongside German Light Cruiser Dresden II, Scapa Flow, Orkney islands, Scotland, UK

979-565 - Adult Humpback Whale (Megaptera novaeangliae) fluke-up dive at sunset on the Silver Banks, Dominican Republic.

979-8836 - Guests from the Lindblad Expedition ship National Geographic Explorer taking the "polar plunge" in the Svalbard Archipelago, Norway

970-738 - Under Stern of German Light Cruiser Karlsruhe II, Scapa Flow, Orkney islands, Scotland, UK

970-763 - Diver swimming through cavern with torch, Grand Cayman Island, Cayman Islands, Caribbean

832-9970 - Diver with a large shoal of Black Striped Salema (Xenocys jessiae), Cousin Rock, UNESCO World Heritage Site, Galapagos archipelago, Ecuador, Pacific Ocean

832-9969 - Diver with a large shoal of Black Striped Salema (Xenocys jessiae), Cousin Rock, UNESCO World Heritage Site, Galapagos archipelago, Ecuador, Pacific Ocean

759-7784 - Cave Diver in Chac Mool Cenote, Playa del Carmen, Yucatan Peninsula, Mexico

759-7766 - Scuba Diver in Car Wash Cenote Aktun Ha, Tulum, Yucatan Peninsula, Mexico

759-7614 - Stalactites in Gran Cenote, Tulum, Yucatan Peninsula, Mexico

759-7737 - Scuba diver in Bat Cave Cenote, Playa del Carmen, Yucatan Peninsula, Mexico

759-7616 - Scuba Diver in Gran Cenote, Tulum, Yucatan Peninsula, Mexico

759-7615 - Scuba Diver in Gran Cenote, Tulum, Yucatan Peninsula, Mexico

759-7751 - Scuba Diver in Dos Ojos Cenote, Playa del Carmen, Yucatan Peninsula, Mexico

759-7735 - Scuba diver at Dos Ojos Cenote, Playa del Carmen, Yucatan Peninsula, Mexico

759-7782 - Cave Diver in Chac Mool Cenote, Playa del Carmen, Yucatan Peninsula, Mexico

759-7607 - Scuba Diver in Gran Cenote, Tulum, Yucatan Peninsula, Mexico

759-7610 - Scuba Diver in Gran Cenote, Tulum, Yucatan Peninsula, Mexico