860-292438 - Coral nursery monitoring in Mayotte lagoon

860-292437 - Coral bunches scattered on white sand in the pools of Longoni, Mayotte

860-292436 - Coral nursery in Mayotte lagoon

860-292382 - Sea Tomato jellyfish (Crambione mastigophora) the main food of Leatherback sea turtle (Dermochelys coriacea), Vulnerable. Kei ( or Kai ) Islands, Moluccas, eastern Indonesia, Banda Sea, Southwest Pacific Ocean.

860-292380 - Several Sea Tomato jellyfish (Crambione mastigophora) the main food of Leatherback sea turtle (Dermochelys coriacea), Vulnerable. Kei ( or Kai ) Islands, Moluccas, eastern Indonesia, Banda Sea, Southwest Pacific Ocean.

860-292381 - Sea Tomato jellyfish (Crambione mastigophora) with young pilot fish. The main food of Leatherback sea turtle (Dermochelys coriacea), Vulnerable. Kei ( or Kai ) Islands, Moluccas, eastern Indonesia, Banda Sea, Southwest Pacific Ocean.

860-292379 - Sea Tomato jellyfish (Crambione mastigophora) the main food of Leatherback sea turtle (Dermochelys coriacea), Vulnerable. Kei ( or Kai ) Islands, Moluccas, eastern Indonesia, Banda Sea, Southwest Pacific Ocean.

860-292378 - Sea Tomato jellyfish (Crambione mastigophora) with young pilot fish. The main food of Leatherback sea turtle (Dermochelys coriacea), Vulnerable. Kei ( or Kai ) Islands, Moluccas, eastern Indonesia, Banda Sea, Southwest Pacific Ocean.

860-292373 - Blackfoot anemonefish (Amphiprion nigripes) with Magnificent Sea anemone (Heteractis magnifica), Maldives, Indian Ocean

860-292123 - Yellow gorgonians on an overhang along a reef cliff, Tahiti, French Polynesia

860-292122 - Orange-finned clownfish (Amphiprion chrysopterus) in its magnificent anenome (Heteractis magnifica), Tahiti, French Polynesia.

860-292102 - Green turtle (Chelonia mydas) at blue hour on N'gouja beach, Mayotte

860-291996 - Fluorescent Tube Anemone (Cerianthidae sp) hunting at night on the sand of the S pass. Mayotte

860-291995 - Small fluorescent sea anemones at night on the bottom of the S pass, Mayotte

860-291994 - Fluorescent Sea anemones and Corals at night in the reef, Mayotte

860-291992 - Small fluorescent sea anemone at night on the bottom of the S pass, Mayotte

860-291991 - Fluorescent coral mushroom. Fluorescent coral (Fungiidae sp) attracting its prey in the dark of night, Mayotte

860-291971 - Mauve stinger jellyfish (Pelagia noctiluca) and bottle floating on the surface, Gulf of Naples, Mediterranean sea, Italy

860-291970 - Loggerhead sea turtle (Caretta caretta) and jellyfishes in floating wastes, Procida Island, Tyrrhenian Sea, Mediterranean Sea

860-291969 - Mauve stinger jellyfish (Pelagia noctiluca), Aragonese Castle, Ischia Island, Tyrrhenian Sea, Mediterranean Sea

860-291931 - Fish trap basket, Boardroom dive site, Pura Island, near Alor, Banda Sea, Indonesia

860-291899 - False Clown Anemonefish (Amphiprion ocellaris) in Magnificent Sea Anemone (Heteractis magnifica), Tiga Batu dive site, Bangka Island, north Sulawesi, Indonesia, Pacific Ocean

832-403237 - Sea (Velella velella) raft jellyfish lying on the sand on a beach, near Tarragona, Catalonia, Spain, Europe

832-401958 - Red knot coral (Acabaria biserialis) in the backlight, on a steep wall. Dive site St Johns Reef, Saint Johns, Red Sea, Egypt, Africa

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

832-401955 - Hemprich's tree coral (Dendronephthya hemprichi) and backlit diver, Fury Shoals reef dive site, Red Sea, Egypt, Africa

759-13371 - Violet Lace Corals in Surf zone, Distichopora violacea, Christmas Island, Australia

759-12309 - Branching Tube Anemone, Actinostephanus haeckeli, Komodo National Park, Indonesia

759-11988 - Commensal Shrimp on Tube Anemone, Periclimenes tosaensis, Florida Islands, Solomon Islands

759-11973 - Luminscent Jellyfish, Pelagia noctiluca, Florida Islands, Solomon Islands

759-11972 - Luminscent Jellyfish, Pelagia noctiluca, Florida Islands, Solomon Islands

759-11622 - Porcelain Crab associated with Sea Anemone, Neopetrolisthes maculatus, Ambon, Moluccas, Indonesia

759-11458 - Clown Anemonefish, Amphiprion ocellaris, Triton Bay, West Papua, Indonesia

759-11418 - Clown Anemonefish, Amphiprion ocellaris, Triton Bay, West Papua, Indonesia

759-11417 - Clown Anemonefish, Amphiprion ocellaris, Triton Bay, West Papua, Indonesia

759-11416 - Clown Anemonefish, Amphiprion ocellaris, Triton Bay, West Papua, Indonesia

759-11412 - Colonising Anemone, Nemanthus annamensis, Triton Bay, West Papua, Indonesia

759-11411 - Colonising Anemone, Nemanthus annamensis, Triton Bay, West Papua, Indonesia

759-11248 - Comb Jellyfish, Ctenphora, Guadalupe Island, Mexico

759-11247 - Comb Jellyfish, Ctenphora, Guadalupe Island, Mexico

759-10097 - Maldives Anemonefish, Amphiprion nigripes, North Male Atoll, Maldives

759-11598 - Diver and Spinecheek Clownfisch, Premnas aculeatus, Ambon, Moluccas, Indonesia

759-11597 - Spinecheek Clownfisch, Premnas aculeatus, Ambon, Moluccas, Indonesia

759-10048 - Maldives Anemonefish, Amphiprion nigripes, South Male Atoll, Maldives

759-10049 - Maldives Anemonefish, Amphiprion nigripes, South Male Atoll, Maldives

759-10047 - Maldives Anemonefish, Amphiprion nigripes, South Male Atoll, Maldives

759-10046 - Maldives Anemonefish, Amphiprion nigripes, South Male Atoll, Maldives

759-10045 - Maldives Anemonefish, Amphiprion nigripes, South Male Atoll, Maldives

759-10044 - Maldives Anemonefish, Amphiprion nigripes, South Male Atoll, Maldives

759-10036 - Maldives Anemonefish, Amphiprion nigripes, South Male Atoll, Maldives

759-10007 - Maldives Anemonefish, Amphiprion nigripes, Thaa Atoll, Maldives

759-10006 - Maldives Anemonefish, Amphiprion nigripes, Thaa Atoll, Maldives

860-291621 - Split Level on North reef. Mayotte

860-291601 - Yellowtail clownfish (Amphiprion nigripes) protecting itself in its anemone. symbiosis, mutualism. Maldiva's Islands, Indian Ocean.

860-291586 - Clark's Anemonefish (Amphiprion clarkii) in Magnificent Sea Anemone (Heteractis magnifica), Laha dive site, Ambon, Maluku, Indonesia, Banda Sea

860-291530 - Clownfish with its sea anemone, Raja-Ampat, Indonesia

860-291529 - Diver photographer and coral diver, Raja-Ampat, Indonesia

860-291528 - Clownfish with its sea anemone, Raja-Ampat, Indonesia

860-291481 - Reefscape from "Balcon sur le bleu" on the S pass reef, Mayotte

860-291480 - Magic coral. An explosion of life and biodiversity concentrated around this coral patch not far from the islet M'Tsamboro. Mayotte

860-291478 - Soft-coral Goby (Pleurosicya boldinghi) on a beautiful pink, orange and yellow alcyonium, Mayotte

860-291476 - Female snorkeler above the reef at sunset, S Pass, Mayotte

832-401073 - Giant Moray (Gymnothorax javanicus) moray under broccoli tree (Litophyton arboreum), dive site House Reef Mangrove Bay, El Quesir, Egypt, Red Sea, Africa

832-401072 - Mountain coral (Porites lutea), Daedalus Reef dive site, Egypt, Red Sea, Africa

832-401063 - Large blue octopus (Octopus cyaneus) among stony corals. Dive site Erg Fougani, Mangrove Bay, El Quesir, Egypt, Red Sea, Africa

832-401061 - Mauve stinger (Pelagia noctiluca), in the Mediterranean Sea near Hyeres. Dive site Giens Peninsula, Cote dAzur, France, Europe

832-401056 - Raspberry coral (Pocillopora damicornis) in the backlight. Dive site House Reef, Mangrove Bay, El Quesir, Red Sea, Egypt, Africa

832-401048 - A group of fish eating an common jellyfish (Aurelia aurita), Amber Jack dive site, Destin, Panhandle, Gulf of Mexico, Florida, USA, North America

832-401044 - A red sea clownfish (Amphiprion bicinctus) in its splendour anemone (Heteractis magnifica), Daedalus Reef dive site, Egypt, Red Sea, Africa

832-401039 - Button Star Coral (Favia favus), Dive Site House Reef, Mangrove Bay, El Quesir, Red Sea, Egypt, Africa

832-399426 - Pharaoh antler coral (Acropora pharaonis), Panorama Reef dive site, Hurghada, Egypt, Red Sea, Africa

832-399425 - Pharaoh antler coral (Acropora pharaonis), House Reef dive site, Mangrove Bay, El Quesir, Red Sea, Egypt, Africa

832-399422 - Hemprichs tree coral (Dendronephthya hemprichi), red, on steep wall. Dive site Small Brother, Brother Islands, Egypt, Red Sea, Africa

1350-6537 - Split shot of a large barrel jellyfish (Rhizostoma pulmo) with the wreck of the small steam ship Kaffir in the background. A moody cloudy sky with textured clouds is above. Ayr, Scotland.

1350-6534 - Two beadlet anemones, one a brilliant red colour, in a rockpool with the water line visible and sunset in the background.

1350-6533 - A Lion's mane jellyfish (Cyanea capillata) swimming through black water.

1350-6531 - A lion's mane jellyfish (Cyanea capillata) with lengthy flowing tentacles photographed against the black background of the dark north east atlantic.

1350-6530 - Lion's mane jellyfish (Cyanea capillata) with tentacles retracted showing it's huge flowing underside, underneath sunlight penetrating the water in Inverclyde, Scotland.

1350-6529 - A large Lion's Mane Jellyfish (Cyanea Capillata) with flowing tentacles under the cloudy sky of the Isle of Coll, Scotland

832-397639 - Diver looking at pink coloured soft corals (Dendronephthya), Pacific Ocean, Caroline Islands, Yap, Micronesia, Oceania

832-397640 - Diver in bikini looking at illuminated red soft coral (Dendronephthya), Red Sea, Egypt, Africa

832-397642 - Diver looking at illuminated soft corals (Alcyonacea) covered wreckage of sunken ship USS Liberty, Pacific Ocean, Tulamben, Bali, Indonesia, Asia

860-291054 - Anemone (Urticinopsis antarctica). It is a filter feeder and opportunistic predator. Antarctic Peninsula, Antarctica

860-291097 - The Portuguese man o' war (Physalia physalis), also known as the man-of-war, a marine hydrozoan floating on the surface. Azores, Portugal, Atlantic Ocean.

832-397389 - Frontal view of starry sky flatworm (Thysanzoon nigropapilosus) crawling on stone coral (Porites), Red Sea, Port Ghalib, Egypt, Africa

860-290607 - Helmet jellyfish (Periphylla periphylla) is a luminescent, red-colored jellyfish of the deep sea. Trondheimsfjord, Norway, Atlantic Ocean

832-393793 - Diver looking at and illuminating Yellow cluster anemones (Parazoanthus axinellae) on rock overhang, Mediterranean Sea, Portofino Marine Reserve, Portofino, Liguria, Italy, Europe

832-394112 - Diver looking at large colony of Klunzinger's Soft Coral (Dendronephthya klunzingeri) with shoal of Red Sea Red Sea Basslet (Pseudanthias taeniatus), Red Sea, Aqaba, Jordan, Asia

832-394110 - Young leather coral (Sarcophyton) on sandy bottom, Red Sea, Aqaba, Jordan, Asia

832-394111 - Diver looking at large colony of Klunzinger's Soft Coral (Dendronephthya klunzingeri) Red Sea, Aqaba, Jordan, Asia

832-394115 - Jetty overgrown with stony corals, common lionfish (Pterois miles), Red Sea, Aqaba, Jordan, Asia

832-393792 - Diver looking at leather coral (Sarcophyton elegans), Pacific Ocean, Flores, Indonesia, Asia

1116-51216 - Surrounded by patches of Rice Coral (Montipora capitata), a Red Slate Pencil Urchin (Heterocentrotus mamillatus) and a Needle-spined (Urchin Echinostrephus aciculatus) rest on Molokini Backwall which is located offshore of Maui, Hawaii, USA; Molokini Crater, Maui, Hawaii, United States of America

832-393326 - Diver looking at colour-changing gorgonian (Paramuricea clavata), Mediterranean Sea, Sardinia, Italy, Europe

832-393676 - Entrance covered with stony corals (Scleractinia) at the bow of the Cedar Pride, shipwreck, wreck, Red Sea, Aqaba, Jordan, Asia

832-393292 - Orange mountain coral (Ramaria aurea), forest, autumn, Langenhart, Upper Danube nature Park, Baden-Wuerttemberg, Germany, Europe

832-393675 - Large soft coral (Dedronepthya klunzingeri) on the mast of the Cedar Pride, shipwreck, wreck, Cedar Pride, Red Sea, Aqaba, Jordan, Asia

832-393674 - Lookout overgrown with Klunzinger's soft corals (Dendronephthya klunzingeri), Emperor angelfish (Pomacanthus imperator) Shipwreck, Wreck, Cedar Pride, Red Sea, Aqaba, Kingdom of Jordan

832-393673 - Lookout covered with Klunzinger's soft corals (Dendronephthya klunzingeri), Shipwreck, Wreck, Cedar Pride, Red Sea, Aqaba, Kingdom of Jordan

832-393716 - Large Klunzinger's Soft Coral (Dendronephthya klunzingeri) on column under jetty, Red Sea, Aqaba, Kingdom of Jordan