1387-853 - Snorkeler exploring heart-shaped reef in Banda Sea, Indonesia.

1387-849 - Free diver exploring the shallow reefs of the Banda Sea, Indonesia.

1387-848 - Free diver rising from the deep in the Banda Sea, Indonesia.

1387-844 - Snorkeler exploring starfish in lagoon in Tioman Island, Malaysia.

1387-843 - Snorkeler exploring lagoon in Bora Bora, French Polynesia.

1387-1065 - Snorkeler photographing Green Turtle in Caribbean Sea near Cancun Mexico.

1387-1000 - A snorkeler approaches a hawksbill sea turtle (Eretmochelys imbricata), feeding on fisherman scraps in the sand, Curacao.

1112-11501 - Green sea turtle (Chelonia mydas), with snorkeler near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

1112-11500 - Green sea turtle (Chelonia mydas), with snorkeler near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

1112-11499 - Green sea turtle (Chelonia mydas), with snorkeler near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

1112-11498 - Green sea turtle (Chelonia mydas), with snorkeler near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

1112-11484 - West Indian manatee (Trichechus manatus), with snorkeler near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

1112-11483 - West Indian manatee (Trichechus manatus), with snorkeler near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

1112-11482 - West Indian manatee (Trichechus manatus), with snorkeler near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

1112-11481 - West Indian manatee (Trichechus manatus), with snorkeler near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

1112-11480 - West Indian manatee (Trichechus manatus), with snorkelers near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

1112-11479 - West Indian manatee (Trichechus manatus), with snorkelers near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

1112-11465 - Southern stingray (Hypanus americanus), with snorkeler in shark and ray alley, Caye Caulker, Mesoamerican Barrier Reef, Belize

1112-11464 - Southern stingray (Hypanus americanus), with snorkeler in shark and ray alley, Caye Caulker, Mesoamerican Barrier Reef, Belize

1112-11463 - Southern stingray (Hypanus americanus), with snorkeler in shark and ray alley, Caye Caulker, Mesoamerican Barrier Reef, Belize

1112-11462 - Southern stingray (Hypanus americanus), with snorkeler in shark and ray alley, Caye Caulker, Mesoamerican Barrier Reef, Belize

1112-11461 - Southern stingray (Hypanus americanus) with snorkeler in shark and ray alley, Caye Caulker, Mesoamerican Barrier Reef, Belize

1112-11460 - Southern stingray (Hypanus americanus) with snorkeler in shark and ray alley, Caye Caulker, Mesoamerican Barrier Reef, Belize

1112-11422 - Nurse sharks (Ginglymostoma cirratum), being fed in Hol Chan Marine Preserve, inside the Mesoamerican Barrier Reef, Belize

1265-595 - Coral reef and sea life banner, The Maldives, Indian Ocean

1265-594 - Coral reef and sea life banner, The Maldives, Indian Ocean

1112-10085 - Snorkeler with Galapagos sea lion (Zalophus wollebaeki) underwater in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

1112-10084 - Snorkeler with Galapagos sea lion (Zalophus wollebaeki) underwater in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

1112-10083 - Snorkeler with Galapagos sea lion (Zalophus wollebaeki) underwater in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

1112-10082 - Snorkelers with Galapagos sea lion (Zalophus wollebaeki) underwater in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

1112-10077 - Snorkeler with Galapagos sea lion (Zalophus wollebaeki) underwater in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

832-405192 - Hanauma bay beach park and reserve in Oahu, Hawaii. Popular snorkeling spot

832-405070 - Woman in Bikini Holding Snorkel Gear in Hands

1387-471 - Aerial view of beautiful limestone islands scattered about the seascape in Raja Ampat, Indonesia. This tropical area is known for its extraordinary marine biodiversity and is a popular destination for divers and snorkelers.

1387-469 - Beams of light descend through a wooden jetty in the Dampier Strait, Raja Ampat, Indonesia. This tropical area is known for its extraordinary marine biodiversity and is a popular destination for divers and snorkelers.

1387-461 - A banded sea krait, Laticauda colubrina, searches for prey on a coral reef in Raja Ampat, Indonesia. This tropical area is known for its extraordinary marine biodiversity and is a popular destination for divers and snorkelers.

1387-449 - Morning light shines on a beautiful limestone island in Raja Ampat, Indonesia. This region is known as the heart of the Coral Triangle due to its incredible marine biodiversity. It is a popular destination for scuba divers and snorkelers.

1387-346 - A snorkeler swims above a beautiful reef near Alor in the Lesser Sunda Islands of Indonesia.

1387-247 - 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.

1387-246 - 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.

1387-245 - 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.

1387-234 - 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.

1387-233 - 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.

1387-210 - Fragile corals grow in extremely shallow water in Komodo National Park, Indonesia. This part of the Coral Triangle is known for its high marine biodiversity and is a popular destination for scuba divers and snorkelers.

1387-205 - 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.

1387-206 - Forest-covered limestone islands surround a gorgeous lagoon in a remote part of Raja Ampat, Indonesia. This beautiful region is known as the heart of the Coral Triangle and is a popular destination for scuba divers and snorkelers.

1387-204 - Rugged limestone islands surround a gorgeous lagoon in a remote part of Raja Ampat, Indonesia. This beautiful region is known as the heart of the Coral Triangle and is a popular destination for scuba divers and snorkelers.

1387-202 - A large reef manta ray (Mobula alfredi) swims through clear water in Raja Ampat, Indonesia. This beautiful region is known as the heart of the Coral Triangle and is a popular destination for scuba divers and snorkelers.

1387-203 - Snorkelers swim above a blue hole on Palau's barrier reef. This hole formed when sea level was much lower than it is today.

1387-193 - Fragile, foliose corals grow on a beautiful reef slope 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.

1112-9139 - Snorkeler with moon jellyfish (Aurelia sp), in Jellyfish Lake, located on Eil Malk island, Rock Islands, Palau, Micronesia, Pacific

1112-9138 - Snorkeler with moon jellyfish (Aurelia sp), in Jellyfish Lake, located on Eil Malk island, Rock Islands, Palau, Micronesia, Pacific

1112-9137 - Snorkeler with golden jellyfish (Mastigias papua etpisoni), in Jellyfish Lake, a marine lake located on Eil Malk island, Rock Islands, Palau, Micronesia, Pacific

1112-9136 - Snorkeler with golden jellyfish (Mastigias papua etpisoni), in Jellyfish Lake, a marine lake located on Eil Malk island, Rock Islands, Palau, Micronesia, Pacific

1112-9135 - Snorkeler with golden jellyfish (Mastigias papua etpisoni), in Jellyfish Lake, a marine lake located on Eil Malk island, Rock Islands, Palau, Micronesia, Pacific

1116-53166 - Young snorkeler dives toward coral in the Buccoo Reef and Nylon Pool, Tobago, Tobago, Republic of Trinidad and Tobago

1116-53160 - Lone snorkeler floats in waters off a palm tree-dotted island in the Tobago Cays, near Bequia, Saint Vincent and the Grenadines, West Indies

1112-8504 - Galapagos sea lion (Zalophus wollebaeki), with snorkelers underwater on Santiago Island, Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America

759-9971 - Snorkeling in Lagoon of Eriyadu Island, North Male Atoll, Maldives

759-9970 - Snorkeling in Lagoon of Eriyadu Island, North Male Atoll, Maldives

759-9969 - Snorkeling in Lagoon of Eriyadu Island, North Male Atoll, Maldives

759-9968 - Snorkeling in Lagoon of Eriyadu Island, North Male Atoll, Maldives

759-9952 - Snorkeling at Eriyadu Island House Reef, North Male Atoll, Maldives

759-9881 - Skin diver strokes Sperm Whale, Physeter macrocephalus, Caribbean Sea, Dominica

759-9858 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9855 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9826 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9827 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9825 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9822 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9820 - Snorkeler and excrements of Sperm Whale, Physeter macrocephalus, Caribbean Sea, Dominica

759-9819 - Snorkeler and excrements of Sperm Whale, Physeter macrocephalus, Caribbean Sea, Dominica

759-9804 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9778 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9777 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9776 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9775 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9774 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9772 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9771 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9768 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9763 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9761 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9760 - Sperm Whale and Skin diver, Physeter macrocephalus, Caribbean Sea, Dominica

759-9758 - Skin diver strokes Sperm Whale, Physeter macrocephalus, Caribbean Sea, Dominica

759-13414 - Snorkelers watching Green Sea Turtle, Chelonia mydas, Akumal, Tulum, Mexico

759-13413 - Snorkelers watching Green Sea Turtle, Chelonia mydas, Akumal, Tulum, Mexico

759-13412 - Snorkelers watching Green Sea Turtle, Chelonia mydas, Akumal, Tulum, Mexico

759-12773 - Moon Jellyfish, Aurelia aurita, Raja Ampat, West Papua, Indonesia

759-12772 - Moon Jellyfish, Aurelia aurita, Raja Ampat, West Papua, Indonesia

759-12747 - Corals in shallow Water, Raja Ampat, West Papua, Indonesia

759-12746 - Corals in shallow Water, Raja Ampat, West Papua, Indonesia

759-12730 - Pygmy Sweepers surrounding Coral Reef, Parapriacanthus ransonneti, Raja Ampat, West Papua, Indonesia

759-12729 - Freediver and Shoal of Sergants, Abudefduf sexfasciatus, Raja Ampat, West Papua, Indonesia

759-12330 - Reef Manta, Manta alfredi, Komodo National Park, Indonesia

759-12328 - Reef Manta, Manta alfredi, Komodo National Park, Indonesia

759-12183 - Snorkeling with Schooling Oxeye Scad, Selar boops, Florida Islands, Solomon Islands

759-12182 - Snorkeling with Schooling Oxeye Scad, Selar boops, Florida Islands, Solomon Islands

759-12181 - Snorkeling at Solomon Islands, Florida Islands, Solomon Islands

759-12180 - Snorkeling at Solomon Islands, Florida Islands, Solomon Islands