David Weiller / Aerial tracking shot of the lake edge, revealing sink holes, Dead Sea, Israel, March.
David Weiller / Aerial tracking shot of salt island, created by crystal formations, Dead Sea, Israel, March.
David Weiller / Aerial tracking shot of coral reef formations in shallow sea, Sipadan, Sabah, Malaysia, November.
Solvin Zankl / Vampire squid (Vampyroteuthis infernalis) swimming quickly away from camera into the darkness, Benguela Current, Atlantic Ocean, close to Namibia. Found at depths over 500 metres. Controlled Condition...
Solvin Zankl / Cock-eyed squid (Histioteuthis bonnellii) swimming in the darkness, Benguela Current, Atlantic Ocean, close to Namibia. Found at depths of over 1,000 meters. Controlled Conditions.
Joel Sartore / Photo Ark / Madagascan fish eagle (Haliaeetus vociferoides) flaring its head feathers, Madagascar's Tsimbazaza Botanical and Zoological Park. Captive.
Noemie Stroh / Orbicular batfish (Platax orbicularis) schooling into the blue, Shark Reef, Ras Mohamed National park, Red Sea, Egypt, June.
Noemie Stroh / Napoleon wrasse (Cheilinus undulatus) female swimming through soft coral garden, Daedalus, Red Sea, Egypt, August.
Noemie Stroh / Green turtles (Chelonia mydas) mating on coral reef, Rocky Island, Red Sea, Egypt, June.
Noemie Stroh / Yellow scroll coral (Turbinaria reniformis) surrounded by colourful reef fish, Jackson Reef, Red Sea, Egypt, September.
Lewis Jefferies / Close up shot of Pulsating xenid (Heteroxenia fuscescens) feeding , Red Sea, Egypt
Lewis Jefferies / Female Scalefin anthias (Pseudanthias squamipinnis) and trigger fish feeding in vibrant coral reef scene, Maldives, Indian Ocean
Tui De Roy / Marine iguana (Amblyrhynchus cristatus) basking on driftwood, Fernandina Island, Galapagos, South America.
Henley Spiers / Striped marlin (Kajikia audax) and California sea lion (Zalophus californianus) competing for food as they hunt down baitfish, Magdalena Bay, Baja California Sur, Mexico, Pacific Ocean.
David Fleetham / A Green sea turtle (Chelonia mydas) at surface to breathe, over shallow reef, Hawaii USA.
Richard Hopkins / Female European otter (Lutra lutra) looking directly at camera as her male cub suckles before she turns away from him; he pesters her to feed him again. Shetland, UK, September.
Alex Mustard / RF - Portrait of Spinecheek anemonefish (Premnas biaculeatus) in its host Bubble-tip anemone (Entacmaea quadricolor) on a coral reef. Raja Ampat, West Papua, Indonesia. Ceram Sea. (This image may be l...
Alex Mustard / RF - Grey seal (Halichoerus grypus) relaxing in a bed of kelp (Laminaria digitata), with two seals in the background. Farne Islands, Northumberland, England, United Kingdom. British Isles. North Sea....
Alex Mustard / Portrait of a Red Sea anemonefish (Amphiprion bicinctus) above the tentacles of a Magnificent sea anemone (Heteractis magnifica) on a coral reef. Daedelus Reef. Egypt. Red Sea.
Ben Cranke / King penguins (Aptenodytes patagonicus) congregate on the beach, seeking a safe point to go into the sea, with male Southern elephant seals (Mirounga leonina) blocking their path. St Andrew's Bay,...
David Fleetham / Endangered Green sea turtle (Chelonia mydas) stretches neck to be cleaned by Yellow tangs (Zebrasoma flavescens) and Goldring tangs (Ctenochaetus strigosus), North Pacific, Hawaii, USA.
Pascal Kobeh / A school of Bluespotted cornetfish (Fistularia commersonii), Red Sea, Egypt.
John Chan / Elegant terns (Thalasseus elegans) gathering at mussel bed during breeding season, one hovering tern has a mussel clamped to its foot, a common mishap caused by stepping on an open mussel, Bolsa Chica...
Tony Wu / Female Northern pygmy squid (Idiosepius paradoxus) depositing eggs on a blade of eelgrass (Zostera marina), Yamaguchi Prefecture, Japan.
Tony Wu / Female Northern pygmy squid (Idiosepius paradoxus) preparing to lay another egg on a blade of eelgrass (Zostera marina), Yamaguchi Prefecture, Japan.
Guy Edwardes / Durdle Door in winter during Storm Emma, Jurassic Coast World Heritage Site, Isle of Purbeck, Dorset, England, UK. March 2018
Tui De Roy / Galapagos sea lion (Zalophus wollebaeki) yearling pup playing with own air bubbles in shallows, Gardner Islet, Espanola Island, Galapagos, Ecuador
Tui De Roy / Galapagos sea lion (Zalophus wollebaeki) pups playing at sunrise, Puerto Egas, Santiago Island, Galapagos, Ecuador
Tui De Roy / Galapagos sea lion (Zalophus wollebaeki) female and male on red volcanic beach, Rabida Island, Galapagos, Ecuador
Tui De Roy / Galapagos sea lion (Zalophus wollebaeki) female resting in shallows, Bainbridge Islets, Galapagos, Ecuador
Tui De Roy / Galapagos sea lion (Zalophus wollebaeki) pups playing in shallows, Sombrero Chino, Santiago Island, Galapagos, Ecuador
Ashley Cooper / Lemaire channel, between Booth Island and the Kiev Peninsular, Antarctica.
Ismaele Tortella / Eurasian otter (Lutra lutra) swimming with snow on its back, calling, Norway
Solvin Zankl / Portrait of Sea elephant (Cardiopoda placenta) marine pelagic gastropod mollusc in the family Pterotracheidae. Deep sea heteropod. Atlantic Ocean, close to Cape Verde. Controlled conditions.
Solvin Zankl / Bioluminescent anglerfish (Cryptopsaras couesi), deep sea fish from, Atlantic Ocean off Cape Verde. Captive.
Solvin Zankl / Female Pram bug (Phronima sedentaria) with young with young in nest made from salp body, Atlantic Ocean off Cape Verde. Captive.
Solvin Zankl / Adult Deepsea pelagic octopod (Vitreledonella richardi) swimming downwards before disappearing into the darkness, Atlantic Ocean, close to Cape Verde. Controlled conditions.
Solvin Zankl / Scaleless black dragonfish (Melanostomias biseriatus) appearing out of the darkness and swimming towards the camera, Atlantic Ocean close to Cape Verde.
Solvin Zankl / Portrait of Scaleless black dragonfish (Melanostomias biseriatus), Atlantic Ocean close to Cape Verde.
Solvin Zankl / Close up of Sea butterfly (Diacria trispinosa) translucent body, deep sea species from Atlantic Ocean off Cape Verde. Captive.
Solvin Zankl / Portrait of Sea butterfly (Diacria trispinosa) deep sea species from Atlantic Ocean off Cape Verde. Captive.
Solvin Zankl / Echinopluteus larvae. Pluteus larvae occur during the life cycles (ontogenesis) of sea urchins and brittle stars that belong to the echinoderms. Raunefjorden near Bergen, Norway.
Solvin Zankl / Blood-red hermit crab (Pagurus edwardsi) around 4cm in size, emerging out of its shell, Comau Fjord, Patagonia, Chile.
John Chan / Group of Brent geese (Branta bernicla) foraging in Eelgrass (Zostera marina) bed, Bolsa Chica Ecological Reserve, Southern California, USA, March.