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Sea star shimp (Periclimenes soror), on a crown-of-thorns starfish (Acanthaster planci), Yap, Micronesia, Pacific
Green sea turtle getting its shell cleaned by goldring surgeonfish off Maui, Hawaii, United States of America, Pacific, North America
Kamares port, high angle view, Kamares, Sifnos Island, Cyclades, Greek Islands, Greece, Europe
The porcelain crab (Neopetrolisthes maculatus), commensal in sea anemones, Philippines, Southeast Asia, Asia
A sea star shimp (Periclimenes soror), swims through a forest of spines on the back of a crown-of-thorns starfish, Micronesia, Pacific
Raccoon butterflyfish (Chaetodon lunula) and saddle wrasse (Thalassoma duperrey), off the island of Lanai, Hawaii, United States of America, Pacific, North America
Scavenging sea stars and a humpback shrimp (Pandalus hypsinotus) working on the remains of a rock crab, Canada, North America
Mother and Calf Humpback Whales, Hervey Bay, Queensland, Australia
A Humpback Whales family surfacing, Hervey Bay, Queensland, Australia
Humpback whale surfacing, Hervey Bay, Queensland, Australia
People on sailing boat watching whales, Hervey Bay, Queensland, Australia
Alcyonaria coral with schooling anthias dominate this Fijian reef scene, Fiji, South Pacific, Pacific
Close-up view of a Hawksbill sea turtle next to a red sea fan on a reef in Raja Ampat, West Papua, Indonesia, Southeast Asia, Asia
A garibaldi (Hypsypops rubicundus) in a forest of giant kelp off Catalina Island, California, United States of America, North America
Several green sea turtles (Chelonia mydas) gather at a cleaning station off West Maui, Hawaii, United States of America, Pacific, North America
Turbines at Parque Eolico de Lanzarote wind farm, Lanzarote, Canary Islands, Spain, Atlantic, Europe
A harlequin swimming crab (Lissocarcinus laevis), lives with this sea anemone in symbiosis, Philippines, Southeast Asia, Asia
Berlenga Grande Island, Portugal, Europe
Sao Joao Baptista's fort, Berlenga Grande Island, Portugal, Europe
Riserva Naturale di Punta Bianca, Palma di Montechiaro, Agrigento, Sicily, Italy
Colorful soft corals (Dendronephthya sp.) adorn the stunning reefs of southern Raja Ampat, West Papua, Indonesia, Southeast Asia, Asia
A gathering of robe hem hypselodoris nudibranchs (Hypselodoris apolegma), Komodo, Indonesia, Southeast Asia, Asia
Champion Islet and Cormorant Point, Floreana Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
A diverse array of corals grow in Raja Ampat, Indonesia. This beautiful region is known for its spectacular reefs and high marine biodiversity.
A colorful set of gorgonians, reef-building corals, and other invertebrates grow on a diverse reef in the Caribbean Sea.
A beautiful reef full of soft corals grows in Komodo National Park, Indonesia.
A broadclub cuttlefish (Sepia latimanus) hovers above a beautiful coral reef in Komodo National Park, Indonesia.
A pair of vibrant nudibranchs, Nembrotha kubaryana, mate on a coral reef in the remote, tropical islands of Raja Ampat, Indonesia.
Mother and calf humpback whales, Megaptera novaeangliae, swim in the clear, blue waters of the Caribbean Sea.
A school of silversides swims in the shallows in a remote part of Raja Ampat, Indonesia.
Discarded plastic bags and other trash float above a shallow coral reef in Raja Ampat, Indonesia. Plastics have become a major pollution problem worldwide.
A beautiful coral reef thrives around an island in a remote part of Raja Ampat, Indonesia.
A beautiful coral reef thrives around an island in a remote part of Raja Ampat, Indonesia.
Humbug damselfish hover above protective corals in Raja Ampat, Indonesia.
A beautiful coral reef thrives in shallow water in Indonesia's Banda Sea. This part of eastern Indonesia is home to part of the world's greatest marine biodiversity.
A healthy coral reef thrives in Komodo National Park, Indonesia.
A humpback whale and her calf at the surface.
A coral bommie in the Red Sea at Yolanda Reef is full of anthias fish.
View of Chrysi Ammoudia and mountainous background, Thassos, Aegean Sea, Greek Islands, Greece, Europe
AI generated image of a Robot collecting samples of giant mussels and tubeworms in the deep sea
View of Theologos village from elevated position, Theologos, Thassos, Aegean Sea, Greek Islands, Greece, Europe
Reef shark (Carcharhinus perezii) with a school of silversides, herrings and anchovies, Cuba.
Crinoid in Raja Ampat, Indonesia.
Great frigatebird (Fregata minor) feeding on erupting green sea turtle (Chelonia mydas) hatchlings in the Galapagos, UNESCO World Heritage Site, Ecuador, South America
The white and black sand beach and estuary at Talisker with Preshal More beyond, both SSSI locations for the Tertiary basalt lava geology and biological habitats, Talisker Bay, Carbost, Skye, Inner Hebrides, Scotland, United Kingdom, Europe
Brothers' Point (Rubha nam Brathairean) easternmost point of the Trotternish, known for footprints of large plant-eating Jurassic Saurapod dinosaurs on the shore, Brothers' Point, Trotternish Peninsula, Skye, Inner Hebrides, Scotland, United Kingdom, Europe
Adult gentoo penguins (Pygoscelis papua), returning and coming from the sea at Booth Island, Antarctica, Southern Ocean, Polar Regions
The Lindblad Expeditions ship National Geographic Sea Bird operating in Glacier Bay National Park, UNESCO World Heritage Site, Southeast Alaska, United States of America, North America
Antarctic fur seal pups (Arctocephalus gazella) near the abandoned whaling station at Stromness Bay on South Georgia, Polar Regions
King penguins (Aptenodytes patagonicus) on the beach at breeding and nesting colony at Salisbury Plain in the Bay of Isles, South Georgia, Southern Ocean, Polar Regions
King penguin (Aptenodytes patagonicus) entering the sea from the beach at Salisbury Plain, South Georgia, Polar Regions
An adult bull among a pod of about 20 killer whales (Orcinus orca) in Antarctic Sound near the Antarctic Peninsula, Polar Regions
Galapagos fur seal (Arctocephalus galapagoensis) hauled out on lava flow in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
Views King Edward Point near the whaling station at Grytviken on South Georgia in the South Atlantic
Northern giant petrels (Macronectes halli) fighting over the scavenging rights to a dead elephant seal pup at Royal Harbor, South Georgia
Female southern elephant seal (Mirounga leonina) with newborn pup as skuas (Catharacta antarctica) fight for the afterbirth, South Georgia
A colorful reef scene with sunburst at Cozumel, Mexico.
Diver and boat above black coral bushes in French Cay, Turks and Caicos.
A diver approaches a beautiful gorgonian sea fan, Cayman Islands.
Schooling anthias fish and healthy corals of Beqa Lagoon, Fiji.
Schooling anthias fish and healthy corals of Beqa Lagoon, Fiji.
Diver looks on at sponges, coral and crinoids in a colorful Komodo seascape, taken at Cannibal Rock, Horseshoe Bay, Komodo National Park, Indonesia.
Diver looks on at sponges, soft corals and crinoids in a colorful Komodo seascape, Indonesia.
Diver looks on at sponges, soft corals and crinoids in a colorful Komodo seascape, Indonesia.
Pink anemonefish (Amphiprion perideraion) with its host anemone, Yap, Micronesia.
Bigeye Trevally (Caranx sexfasciatus), schooling in Cabo Pulmo National Marine Park, Baja California Sur, Mexico, North America
Soft and hard corals make a coral bommie surrounded by anthias and other small reef fish, Raja Ampat, Indonesia.
Bigeye Trevally (Caranx sexfasciatus), schooling in Cabo Pulmo National Marine Park, Baja California Sur, Mexico, North America
Young adult bull southern elephant seal (Mirounga leonina) holding young pup's head underwater trying to kill it, South Georgia Island, Southern Ocean
Chalk cliffs, Jasmund National Park, Sassnitz, Rügen Island, Mecklenburg-Western Pomerania, Germany
Giant Petrel (macronectes giganteus), Tierra del Fuego, Patagonia, Chile, South America
The waterfront at Puerto Baquerizo Moreno, San Cristobal Island, Galapagos, Ecuador. The capital of the San Cristobal Canton, the town is a centre for fishing and tourism with a large population of sea lions.
A newborn Grey Seal pup (Halichoerus grypus) on the shore in winter, at Donna Nook Nature Reserve, on the North Sea coast of Lincolnshire, Great Britain.
A young Grey Seal pup (Halichoerus grypus) on the shore in winter, at Donna Nook Nature Reserve, on the North Sea coast of Lincolnshire, Great Britain.
A young Grey Seal pup (Halichoerus grypus) on the shore with its mother in winter, at Donna Nook Nature Reserve, on the North Sea coast of Lincolnshire, Great Britain.
A young Grey Seal pup (Halichoerus grypus) on the shore with its mother in winter, at Donna Nook Nature Reserve, on the North Sea coast of Lincolnshire, Great Britain.
Coral Reefs Monument at the waterfront of San Miguel de Cozumel, Cozumel Island, Quintana Roo State, Mexico
Kyphosus sectatrix seen during the Palancar Gardens, El Cielito and Colombia Deep Reef Snorkelling Tour, Cozumel Island, Quintana Roo State, Mexico
Stingray seen during Palancar Gardens, El Cielito and Colombia Deep Reef Snorkelling Tour, Cozumel Island, Quintana Roo State, Mexico
Iceberg against orange sunset sky, Antarctica, Polar Regions
Snorkeling woman holding starfish underwater, The Maldives, Indian Ocean
Coral reef and sea life banner, The Maldives, Indian Ocean
Karydi beach with turquoise water, drone aerial view, Sithonia, Chalkidiki, Greece
Bluff Walk, United States of America
Young woman walking on the beach, Tsarabanjina island, Mitsio archipelago, Republic of Madagascar, Indian Ocean
Proa, Tsarabanjina island, Mitsio archipelago, Republic of Madagascar, Indian Ocean
Adult female kelp goose (Chloephaga hybrida) in the Falkland Islands
Patterns in the kelp at low tide on New Island in the Falkland Islands
Black-browed albatross (Thalassarche melanophrys) breeding colony on Steeple Jason Island in the Falkland Islands
Black-browed albatross (Thalassarche melanophrys) breeding colony on Carcass Island in the Falkland Islands
Black-browed albatross (Thalassarche melanophrys) breeding colony on New Island in the Falkland Island.
Black-browed albatross (Thalassarche melanophrys) breeding colony on Carcass Island in the Falkland Islands
Magellanic penguins (Spheniscus magellanicus) at a breeding and molting site in Estancia San Lorenzo, Argentina
Southern Right Whale (Eubalaena australis) adult surfacing near Puerto Pyramides, Peninsula Valdez, Argentina
Dunraven Bay, Southerndown, South Wales, United Kingdom
Ruddy Turnstone (Arenaria Interpres), a small cosmopolitan wading bird, Bermuda
Nurse sharks (Ginglymostoma cirratum), being fed in Hol Chan Marine Preserve, inside the Mesoamerican Barrier Reef, Belize
Nurse sharks (Ginglymostoma cirratum), being fed in Hol Chan Marine Preserve, inside the Mesoamerican Barrier Reef, Belize
Nurse sharks (Ginglymostoma cirratum), being fed in shark and ray alley, Caye Caulker, Mesoamerican Barrier Reef, Belize
Nurse shark (Ginglymostoma cirratum), on the sand in Hol Chan Marine Preserve, inside the Mesoamerican Barrier Reef, Belize