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A tube anemone (Cerianthid sp.) feeds on planktonic organisms on a sand slope in Indonesia.
Beautiful soft coral colonies grow on a healthy coral reef in Komodo National Park, Indonesia. This tropical region in Indonesia is known for its spectacular coral reefs and high marine biodiversity.
A blue starfish (Linckia laevigata) clings to a coral reef in Komodo National Park, Indonesia.
A beautiful coral reef grows near a set of limestone islands in Raja Ampat, Indonesia. This remote, equatorial region is known as the heart of the Coral Triangle. It is a popular destination for scuba divers and snorkelers.
A Caribbean electric ray (Narcine bancroftii) lays on the sandy seafloor of Turneffe Atoll off the coast of Belize in the Caribbean Sea. This ray can generate strong electric discharges used to defend themselves or to stun prey.
A diverse array of corals grow in Raja Ampat, Indonesia. This beautiful region is known for its spectacular reefs and high marine biodiversity.
Colorful gorgonians and reef-building corals grow in shallow water near the famous Blue Hole in Belize. This part of Central America is well known for its clear waters and beautiful coral reefs.
A beautiful set of tiny tunicates grows on a reef in Indonesia.This tropical region, within the Coral Triangle, is home to an incredible variety of marine life.
Vibrant soft coral colonies grow on a reef dropoff in Lembeh Strait, Indonesia. This area is known for its spectacular marine biodiversity.
Reef-building corals thrive in shallow water in Raja Ampat, Indonesia. This remote region is known for its beautiful reefs and spectacular marine biodiversity.
Blue starfish (Linckia laevigata) cling to a coral bommie in Indonesia. This species of seastar is common throughout the Indo-Pacific.
Delicate corals grow on a shallow reef near the island of Flores in Indonesia. This beautiful region is known for its spectacular reefs and high marine biodiversity.
Coral polyps (Galaxea sp.) wait for plankton on a reef in Komodo National Park, Indonesia. This beautiful area harbors extraordinary marine biodiversity and is a popular destination for divers and snorkelers.
A bulbed anemone (Entacmaea quadricolor) grows on a reef in Komodo National Park, Indonesia. This beautiful area harbors extraordinary marine biodiversity and is a popular destination for divers and snorkelers.
A Clark's anemonefish (Amphiprion clarkii) snuggles into the tentacles of its host anemone in Komodo National Park, Indonesia. This beautiful area harbors extraordinary marine biodiversity and is a popular destination for divers and snorkelers.
A pair of robust ghost pipefish (Solenostomus cyanopterus) hover above the seafloor in Komodo National Park, Indonesia. This tropical area in the western Pacific harbors an extraordinary array of marine organisms.
A beautiful starfish (Linckia laevigata) lays on a thriving reef in Indonesia. This tropical region, within the Coral Triangle, is home to an incredible variety of marine life.
A rare roughsnout ghost pipefish (Solenostomus paegnius) hovers above the seafloor in Komodo National Park, Indonesia. This beautiful area harbors extraordinary marine biodiversity and is a popular destination for divers and snorkelers.
A snowflake moray eel (Echidna nebulosa) pokes its head out of a hole in Komodo National Park, Indonesia. This beautiful area harbors extraordinary marine biodiversity and is a popular destination for divers and snorkelers.
Sunlight sparkles through a table coral (Acropora sp.) in Komodo National Park, Indonesia. This tropical region in Indonesia is known for its spectacular coral reefs and high marine biodiversity.
A venomous scorpionfish is found on a healthy coral reef in Komodo National Park, Indonesia. This tropical region in Indonesia is known for its spectacular coral reefs and high marine biodiversity.
A lionfish (Pterois volitans) displays its venomous spines in Komodo National Park, Indonesia. This tropical area in the western Pacific harbors an extraordinary array of marine organisms.
A colorful crinoid clings to a coral reef slope in Komodo National Park, Indonesia. This tropical region in Indonesia is known for its spectacular coral reefs and high marine biodiversity.
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.
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.
An unusual sea star (Linckia laevigata) clings to a diverse reef near the island of Bangka, Indonesia. This beautiful, tropical region is home to an incredible variety of marine life.
Young lily pads grow to the surface along the shallow edge of a freshwater lake in Cape Cod, Massachusetts. Vegetation, which provides habitat for fish, amphibians, and reptiles, grows wildly during summer months and then dies off during the fall and wint
A massive school of bigeye trevally (Caranx sexfasciatus) swims in deep water near Cocos Island, Costa Rica. This remote island is home to an incredible variety of marine life.
A large black-blotched stingray (Taeniura meyeni) swims in deep water near Cocos Island, Costa Rica. This remote island is home to an incredible variety of marine life.
Fast-growing corals (Acropora sp.) are being grown by scientists in the Caribbean Sea. Once they reach a certain size they will be planted on a reef that has been previously damaged.
A colorful set of gorgonians, reef-building corals, and other invertebrates grow on a diverse reef in the Caribbean Sea.
A yellow stingray (Urobatis jamaicensis) lays on the sandy seafloor of Turneffe Atoll in Belize. This small and beautiful elasmobranch ranges throughout the Caribbean Sea.
A colony of elkhorn coral (Acropora palmata) grows on a healthy reef in the Caribbean Sea.
A colorful set of gorgonians, reef-building corals, and other invertebrates grow on a diverse reef in the Caribbean Sea.
A colorful set of gorgonians, reef-building corals, and other invertebrates grow on a diverse reef in the Caribbean Sea.
A Caribbean reef octopus (Octopus briareus) explores the seafloor of a shallow reef off the coast of Belize. This intelligent cephalpod ranges throughout the Caribbean feeding on lobster, crab, and small fish.
Colorful tunicates and soft corals grow on a reef in Wakatobi National Park, Indonesia. This remote region is known for its incredible marine biodiversity and gorgeous reefs.
A beautiful and healthy coral reef grows in Komodo National Park, Indonesia.
A beautiful set of corals grows in extremely shallow water in Komodo National Park, Indonesia.
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 broadclub cuttlefish (Sepia latimanus) hovers above a beautiful coral reef in Komodo National Park, Indonesia.
A young hawksbill sea turtle (Eretmochelys imbricata) has found a quiet place to sleep in Komodo National Park, Indonesia.
An ornate ghost pipefish (Solenostomus paradoxus) hovers above a coral reef in Raja Ampat, Indonesia. This remote, tropical region is home to extraordinary marine biodiversity.
A Papuan scorpionfish (Scorpaenopsis papuensis) lies on a reef in Raja Ampat, Indonesia. This remote, tropical region is home to extraordinary marine biodiversity.
A well-camouflaged devil scorpionfish (Scorpaenopsis diabolus) waits to ambush prey on a reef in Raja Ampat, Indonesia. This remote, tropical region is home to extraordinary marine biodiversity.
A hermit crab crawls across a reef in Raja Ampat, Indonesia. This remote, tropical region is home to extraordinary marine biodiversity.
A tiny shrimp (Periclimenes soror) lives on a pin-cushion starfish in Raja Ampat, Indonesia. This remote, tropical region is home to extraordinary marine biodiversity.
A colorful and healthy coral reef thrives in shallow water in Raja Ampat, Indonesia. This remote region is known as the heart of the Coral Triangle due to its extraordinary marine biodiversity.
A broadclub cuttlefish (Sepia latimanus) uses camouflage to blend into a shallow coral reef in Raja Ampat, Indonesia. This remote region is known as the heart of the Coral Triangle due to its extraordinary marine biodiversity.
Colorful reef fish, mainly Scalefin anthias (Pseudanthias squamipinnis), swim above a beautiful set of corals growing near Alor in the Lesser Sunda Islands of Indonesia.
A snorkeler swims above a beautiful reef near Alor in the Lesser Sunda Islands of Indonesia.
Colorful reef fish, mainly Scalefin anthias (Pseudanthias squamipinnis), swim above a healthy reef in the Lesser Sunda Islands of Indonesia.
Detail of the eye on a blacksaddle snake eel (Ophichthus cephalozona) in Lembeh Strait, Indonesia.
A shortfin lionfish (Dendrochirus brachypterus) waits for prey on the seafloor of Lembeh Strait, Indonesia.
A baby broadclub cuttlefish (Sepia latimanus) hovers in Lembeh Strait, Indonesia.
A beautiful nudibranch (Glossodoris cincta) crawls on the black sand seafloor in Lembeh Strait, Indonesia.
A beautiful nudibranch (Halgerda batangas) crawls across the black sand seafloor in Lembeh Strait, Indonesia.
A beautiful nudibranch (Glossodoris rufomarginata) crawls across the black sand seafloor in Lembeh Strait, Indonesia.
A colorful scorpionfish waits to ambush prey on the seafloor of Lembeh Strait, Indonesia.
Colorful reef fish, mainly Scalefin anthias (Pseudanthias squamipinnis), swim in a strong current near Alor in the Lesser Sunda Islands of Indonesia.
A coconut octopus (Amphioctopus marginatus) clings to shells on the seafloor in Lembeh Strait, Indonesia.
A young painted frogfish (Antennarius pictus) sits on the volcanic seafloor of Lembeh Strait, Indonesia.
A coconut octopus (Amphioctopus marginatus) clings to shells on the seafloor in Lembeh Strait, Indonesia.
A juvenile many-spotted sweetlips (Plectorhinchus chaetodonoides) feeds on a small fish near the seafloor in Lembeh Strait, Indonesia.
A pair of harlequin shrimp (Hymenocera elegans) lie in a small recess on the seafloor of Lembeh Strait, Indonesia.
Abstract of the mouth of a Trachyphyllia coral growing in Lembeh Strait, Indonesia.
Detail of an encrusting sponge growing in Lembeh Strait, Indonesia.
Unidentified mollusk eggs lay on the seafloor of Lembeh Strait, Indonesia.
A harlequin swimming crab (Lissocarcinus laevis) sits on the seafloor of Lembeh Strait, Indonesia.
Detail of the polyps of a Goniopora coral growing in Lembeh Strait, Indonesia.
Detail of an anchor coral (Euphyllia ancora) growing in Lembeh Strait, Indonesia.
A ribbon eel opens its jaws in Lembeh Strait, Indonesia.
A fire worm crawls across the seafloor of Lembeh Strait, Indonesia.
Abstract of the tentacles on a bulbed-anemone (Entacmaea quadricolor) in Lembeh Strait, Indonesia.
Detail of a warty starfish on the seafloor of Lembeh Strait, Indonesia.
Detail of the mouth on a mushroom coral (Fungia sp.) in Lembeh Strait, Indonesia.
A porcelain crab sits on its host anemone in Lembeh Strait, Indonesia.
A large banded sea snake, Laticauda colubrina, sinuously swims over a beautiful reef in Wakatobi National Park, Indonesia.
Vibrant tunicates, sponges, hydroids, and echinoderms grow on a coral reef among the remote, tropical islands of Raja Ampat, Indonesia.
A beautiful coral reef, dominated by colorful gorgonians, grows along the edge of the Blue Hole in Lighthouse Reef in the Caribbean Sea. This reef is part of the massive Mesoamerican Reef System, the second largest barrier reef on Earth.
A beautiful coral reef, dominated by colorful gorgonians, grows along the edge of the Blue Hole in Lighthouse Reef in the Caribbean Sea. This reef is part of the massive Mesoamerican Reef System, the second largest barrier reef on Earth.
A beautiful coral reef thrives in the shallows of Alor, Indonesia. This remote region is home to a wide array of marine biodiversity.
Colorful anthias fish swim above a beautiful coral reef in Alor, Indonesia.
A pink anemonefish, Amphiprion perideraion, swims above its beautiful host anemone in Wakatobi National Park, Indonesia.
Fast-growing staghorn coral fragments, Acropora sp., are being grown in hopes of replanting colonies in reef areas of the Caribbean Sea that have been damaged.
A beautiful coral reef, dominated by colorful gorgonians, grows along the edge of Turneffe Atoll in the Caribbean Sea. This reef is part of the massive Mesoamerican Reef System, the second largest barrier reef on Earth.
Colorful chocolate chip sea stars, Protoreaster nodosus, cover the seafloor in a seagrass meadow in Wakatobi National Park, Indonesia.
A well-camouflaged yellow stingray, Urobatis jamaicensis, swims over a shallow seagrass meadow growing within Turneffe Atoll's lagoon in the Caribbean Sea. This reef is part of the massive Mesoamerican Reef System, the second largest barrier reef on Earth
Soft coral colonies, Sinularia sp., thrive on a reef found among the remote, tropical islands of Raja Ampat, Indonesia.
A crown-of-thorns sea star (Acanthaster planci) feeds on a living coral colony among the remote, tropical islands of Raja Ampat, Indonesia.
A pair of Chromodoris annae nudibranch crawl on a large tunicate among the remote, tropical islands of Raja Ampat, Indonesia.
A cluster of colorful tunicates grow on a coral reef amid the remote, tropical islands of Raja Ampat, Indonesia.
A vibrant nudibranch, Chromodoris sp., crawls across a coral reef in the remote, tropical islands of Raja Ampat, Indonesia.
A pair of vibrant nudibranchs, Nembrotha kubaryana, mate on a coral reef in the remote, tropical islands of Raja Ampat, Indonesia.
A vibrant nudibranch, Phyllidia sp., feeds on sponges on a coral reef in the remote, tropical islands of Raja Ampat, Indonesia.
A beautiful coral reef thrives among the remote, tropical islands of Raja Ampat, Indonesia.
A well-camouflaged reef stonefish, Synanceia verrucosa, waits to ambush prey in Raja Ampat, Indonesia.
A vibrant soft coral, Dendronephthya sp., grows amid the remote, tropical islands of Raja Ampat, Indonesia.
A beautiful soft coral colony, Dendronephthya sp., grows amid the remote, tropical islands of Raja Ampat, Indonesia.