1112-11516 - Soft corals and sponges underwater on Long Caye in the Mesoamerican Barrier Reef, Belize

1112-11415 - Underwater view of the reef along the circumference of the Great Blue Hole on Lighthouse Reef, UNESCO, Belize

860-292789 - Sabre squirrelfish;Sargocentron spiniferum) having found refuge in a huge barrel sponge;Xestospongia testudinaria) at the mouth of the S-shaped pass at a depth of 50 meters. Mayotte

1387-831 - Coral reef and sponges, Belize.

1387-722 - A young graysby (Cephalopholis cruentata) in an azure vase sponge, Little Cayman Island.

1387-505 - Detail of a sponge growing on a reef in Lembeh Strait, Indonesia.

1387-478 - Garden coral, sponges, and other invertebrates grow in a shallow seagrass meadow in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

1387-462 - A bright cup coral, Tubastrea sp., grows on a remote reef in Raja Ampat, Indonesia.

1387-455 - Vibrant sea cucumbers, tunicates, hydroids, and other invertebrates cling to a reef in Raja Ampat, Indonesia.

1387-418 - Vibrant tunicates, sponges, hydroids, and echinoderms grow on a coral reef among the remote, tropical islands of Raja Ampat, Indonesia.

1387-384 - Detail of an encrusting sponge growing in Lembeh Strait, Indonesia.

1387-356 - Colorful tunicates, sponges, hydroids, and other invertebrates grow on a reef in Raja Ampat, Indonesia.

1387-345 - Detail of an encrusting sponge growing on a coral reef in Komodo National Park, Indonesia.

1387-264 - Crinoids cling to a large sponge on a healthy coral reef near the island of Sulawesi, Indonesia. This beautiful, tropical region is home to an incredible variety of marine life.

1387-255 - Soft corals, sponges, and other invertebrates compete for space on a beautiful reef in Indonesia. This tropical region, within the Coral Triangle, is home to an incredible variety of marine life.

1387-240 - Detail of an encrusting sponge growing on a reef in Komodo National Park, Indonesia. This tropical region in Indonesia is known for its spectacular coral reefs and high marine biodiversity.

1112-8707 - A sponge (Stylissa massa), on the reef at Arborek Reef, Raja Ampat, Indonesia, Southeast Asia, Asia

1112-8166 - Encrusting sponges, soft corals, and other invertabrates living on pilings on Arborek Reef, Raja Ampa, Indonesia, Southeast Asia, Asia

1112-8162 - Encrusting sponges, soft corals, and other invertabrates living on pilings on Arborek Reef, Raja Ampa, Indonesia, Southeast Asia, Asia

1112-8160 - Encrusting sponges, soft corals, and other invertabrates living on pilings on Arborek Reef, Raja Ampa, Indonesia, Southeast Asia, Asia

759-9905 - Yellow Tube Sponges in Coral Reef, Aplysina fistularis, Caribbean Sea, Dominica

759-14992 - Golden Sponge at Wreck Vassilios T, Verongia aerophoba, Vis Island, Mediterranean Sea, Croatia

759-14987 - Golden Sponge at Wreck Vassilios T, Verongia aerophoba, Vis Island, Mediterranean Sea, Croatia

759-14947 - Yellow network sponge, Clathrina clathrus, Vis Island, Mediterranean Sea, Croatia

759-14948 - Pink Tube Sponge, Haliclona mediterranea, Vis Island, Mediterranean Sea, Croatia

759-14538 - Blue Sea Sponge in Coral Reef, Porifera, Kimbe Bay, New Britain, Papua New Guinea

759-13602 - Ghost Goby on Sea Sponge, Bryaninops ridens, Giftun Island, Red Sea, Egypt

759-13600 - Sea Sponge Detail, Porifera, Giftun Island, Red Sea, Egypt

759-12741 - Crinoid on Red Sponge, Comanthina sp., Raja Ampat, West Papua, Indonesia

759-12740 - Colored Coral Reef, Raja Ampat, West Papua, Indonesia

759-12739 - Colored Coral Reef, Raja Ampat, West Papua, Indonesia

759-12738 - Red Cheeked Anthias over Coral Reef, Pseudanthias huchtii, Raja Ampat, West Papua, Indonesia

759-11969 - Elephant Ear Sponge in Coral Reef, Ianthella basta, Florida Islands, Solomon Islands

759-11617 - Coral Crab inside sponge, Trapezia sp., Ambon, Moluccas, Indonesia

759-11616 - Coral Crab inside sponge, Trapezia sp., Ambon, Moluccas, Indonesia

759-11510 - Small Sponge Crab, Dromia dormia, Kai Islands, Moluccas, Indonesia

759-11549 - Shoal of Neon Fusilier, Pterocaesio tile, Kai Islands, Moluccas, Indonesia

759-11547 - Scuba Diver over Coral Reef, Kai Islands, Moluccas, Indonesia

759-11546 - Scuba Diver over Coral Reef, Kai Islands, Moluccas, Indonesia

759-11545 - Scuba Diver over Coral Reef, Kai Islands, Moluccas, Indonesia

759-11544 - Scuba Diver over Coral Reef, Kai Islands, Moluccas, Indonesia

759-9929 - Caribbean Coral Reef, Caribbean Sea, Dominica

759-9928 - Tube Sponges in Coral Reef, Aplysina fistularis, Caribbean Sea, Dominica

759-9925 - Caribbean Coral Reef, Caribbean Sea, Dominica

759-9923 - Caribbean Coral Reef, Caribbean Sea, Dominica

759-9922 - Caribbean Coral Reef, Caribbean Sea, Dominica

759-9921 - Caribbean Coral Reef, Caribbean Sea, Dominica

759-9920 - Caribbean Coral Reef, Caribbean Sea, Dominica

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

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

759-9942 - Soldierfish on Coral Reef, Myripristis jacobus, Caribbean Sea, Dominica

759-9940 - Caribbean Coral Reef, Caribbean Sea, Dominica

759-11534 - Coral Reef with Barrel Sponge, Xestospongia testudinaria, Kai Islands, Moluccas, Indonesia

759-11524 - Colony of various Sponges, Kai Islands, Moluccas, Indonesia

759-11523 - Colony of various Sponges, Kai Islands, Moluccas, Indonesia

759-11522 - Colony of various Sponges, Kai Islands, Moluccas, Indonesia

759-11520 - Colony of various Sponges, Kai Islands, Moluccas, Indonesia

759-11521 - Scuba Diver over Coral Reef, Kai Islands, Moluccas, Indonesia

759-11519 - Colony of various Sponges, Kai Islands, Moluccas, Indonesia

832-397210 - Poisonous red toxic finger-sponge (Negombata Magnifica), Red Sea, Marsa Alam, Egypt, Africa

1350-6283 - Portrait of Mediterranean common octopus (Octopus vulgaris) on a sponge.

1113-106535 - Steamer ducks swimming (Tachyeres brachypterus), Sea Lion Island, Falkland Islands, South America

1113-106529 - Southern elephant seal (Mirounga leonina) male swimming, Sea Lion Island, Falkland Islands, South America

1113-105877 - Aerial view of couple swimming from sandbar to their sailboat, near Malolo Island, Mamanuca Group, Fiji Islands, South Pacific

1113-106532 - Southern elephant seal (Mirounga leonina) male swimming, Sea Lion Island, Falkland Islands, South America

1113-106551 - Gentoo penguins (Pygocelis papua papua) swimming, Sea Lion Island, Falkland Islands, South America

1113-106528 - Southern elephant seal (Mirounga leonina) male swimming, Falkland Islands, South America

1113-106562 - Gentoo penguins (Pygocelis papua papua) swimming, Sea Lion Island, Falkland Islands, South America

1113-105722 - Two women floating on rubber floats in a clear blue ocean. Shot from the air. British Virgin Islands.

1113-106006 - Silhouette of thatched parasol and young woman on bathing platform in the water in front of Ong Lang Beach, Ong Lang, Phu Quoc Island, Kien Giang, Vietnam, Asia

1113-106007 - Silhouette of thatched parasol and young woman jumping from bathing platform into the water in front of Ong Lang Beach, Ong Lang, Phu Quoc Island, Kien Giang, Vietnam, Asia

1113-106530 - Southern elephant seal (Mirounga leonina) male swimming, Sea Lion Island, Falkland Islands, South America

860-289823 - Underwater atmosphere with coral, sponge and sun, Mayotte

1350-2547 - Reef wall covered with soft corals and gorgonians, mainly orange cup coral, Tubastrea faulkneri, Verde Island, Philippines.

1350-2544 - Thousands of scalefin anthias, Pseudanthias squamipinnis, hover over corals and barrel sponge, Puerto Galera, Mindoro, Philippines.

1350-3535 - Bigeye conger blending in with sponge field, Ariosoma anagoides, Lembeh Strait, Bitung, Manado, North Sulawesi, Indonesia, Pacific Ocean

1350-3577 - Soft corals and crinoids on a sponge, Spice Islands, Maluku Region, Halmahera, Indonesia, Pacific Ocean

1350-2561 - Painted frogfish, Antennarius pictus, perched on red sponge, Dumaguete, Negros, Philippines.

1350-2536 - Painted frogfish, Antennarius pictus, white phase, Sabang wreck, Puerto Galera, Mindoro, Philippines.

860-288932 - Blacktip grouper (Epinephelus fasciatus) in a sponge. Heron Island. Great Barrier Reef. Queensland. Autralia.

832-384394 - Diver with lamp looking at coral reef, coral tower, densely overgrown with various Soft corals (Alcyonacea), stone corals (Hexacorallia) and Sponge (Spongia), colorful, Red Sea, Egypt, Africa

832-386802 - Purple Stove-pipe Sponge (Aplysina archeri) off Playa Grandi, West Curacao, Curacao, South America

1276-145 - Souvenirs and sea sponges for sale on a boat in Chania, Crete, Greek Islands, Greece, Europe

1276-146 - Souvenirs and sea sponges for sale on a boat in Chania, Crete, Greek Islands, Greece, Europe

857-94904 - Bruce M. snorkels at the surface of the water off Roatan Island, Honduras.

857-95009 - Reef and coral in shallow water off Utila Island, Honduras.

857-95007 - The outline of a snorkeler is seen through bubbles and turbulent currents underwater as waves break onto rocks and reef off Utila Island, Honduras.

857-94903 - Bruce M. snorkels at the surface of the water off Roatan Island, Honduras.

746-76754 - Sea sponge, Gallipoli, Apulia, Italy, Europe

1161-8678 - Gifts and souvenir shop selling natural sea sponge products and loofahs in Kerkyra, Corfu Town, Corfu, Greek Islands, Greece, Europe

860-282498 - Giant barrel sponge and Unicornfish, Raja Ampat Indonesia

860-286286 - Sea anemones and Sponges on the reef, Alaska Pacific Ocean

860-286284 - Sea anemone and sponges on the reef, Alaska Pacific Ocean

860-282488 - Yellow crinoid on large sponge, Bunaken NP Indonesia

860-282482 - Bigeye conger blending in with sponge field, Indonesia

860-286285 - Sea anemones and Sponges on the reef, Alaska Pacific Ocean

857-87389 - A female diver explores a barrel sponge, St. Lucia.

934-731 - Underwater photographer with barrel sponge, Turks and Caicos, West Indies, Central America

1112-2306 - Anemonefish in anemone on underwater reef on Jaco Island, Timor Sea, East Timor, Southeast Asia, Asia

1112-2308 - Anemonefish in anemone on underwater reef on Jaco Island, Timor Sea, East Timor, Southeast Asia, Asia