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On the Galapagos Islands, William Dampier wrote excitedly of the giant tortoises he encountered: “I do believe there is no place in the world that is so plentifully stored with these animals….” This photo...
The Sundarbans National Park site in India was inscribed on the World Heritage...
The Kemp’s ridley is a “riddler” among sea turtles . Although the species was...
How do we know where ocean animals swim day and night? Scientists are getting...

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Like other sea snakes , the turtle-headed sea snake ( Emydocephalus annulatus ) has fangs and venom. But its venom is weak so, instead of defending with a bite, the species tends to react to danger by swimming back to a crack or...
A diet of algae and seagrasses gives this turtle ( Chelonia mydas ) greenish...
“I slowly approached this bird resting on the back of a turtle just under...

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There are seven species of sea turtles, which are marine reptiles that need to breathe air to survive. Six of the seven...

The Ocean Blog

Hawksbill turtles ( Eretmochelys imbricata ) are small to medium-sized turtles, but can get as large as 200 lbs (91 kg). Adults live among healthy coral reef communities, feeding primarily on sponges...
Kemp's ridley sea turtles ( Lepidochelys kempii ) often emerge from their nests during the day, which is a rare (and dangerous) thing for sea turtle hatchlings! They are the most critically...
A Turtle Excluder Device (TED) enables a loggerhead turtle ( Caretta caretta ) to escape from a fishing net. Technological advancements like this are helping to prevent deaths of unintended marine...
How do we know where ocean animals swim day and night? Scientists are getting snapshots into the daily lives of whales , sharks , and even fish by tagging the animals to track their movements. You’ve...
The Papahānaumokuākea site in the United States was inscribed on the World Heritage List in 2010. The site is a vast isolated cluster of small low-lying islands and atolls with its surrounding ocean...
Sea turtles may have survived the planetary changes that killed the dinosaurs, but now they are threatened by fisheries. It's estimated that some 4,600 sea turtles are killed by fishing nets and...
A young Kemp's ridley sea turtle ( Lepidochelys kempii ) recovers at the Audubon Aquarium of the Americas, after the 2010 Gulf of Mexico oil spill. Turtles were cleaned and nursed back to health with...
Leatherback sea turtles ( Dermochelys coriacea ) are listed as critically endangered by the IUCN Red List of Threatened Species. The primary threats to leatherbacks are interactions with fisheries...
“It is strange to think of a sea turtle as an ecosystem,” says Amanda Feuerstein, program coordinator and research assistant at the Smithsonian’s National Museum of Natural History, “but they are…...
Adult green sea turtles ( Chelonia mydas ) spend most of their time grazing in seagrass meadows. It's estimated that before Columbus arrived in America in 1492, the number of green turtles supported...
On the Galapagos Islands, William Dampier wrote excitedly of the giant tortoises he encountered: “I do believe there is no place in the world that is so plentifully stored with these animals….” This...
Amanda Feuerstein with a nesting olive ridley ( Lepidochelys olivacea ). Feuerstein is a co-author of a study that surveyed algae, crustaceans, mollusks, and other epibionts that live on olive ridley...
Unlike the other six species of marine turtle, the Australian flatback ( Natator depressus ) has a very limited distribution, found only from northern Australia to Papua New Guinea/Indonesia and it...
Kemp’s ridley turtles ( Lepidochelys kempii ) are one of the smallest sea turtles, weighing only 100 lbs (45 kg). Adults spend most of their time in shallow coastal areas in places with mud, sand, or...
The Sundarbans National Park site in India was inscribed on the World Heritage List in 1987. The site, located in the Ganges delta, contains the world's largest mangrove forest and hosts a number of...
Olive ridley turtles ( Lepidochelys olivacea ) are the smallest marine turtle, living in warm waters close to shore as adults. Female olive ridleys take part in mass nestings that can involve 150,000...
Like other sea snakes , the turtle-headed sea snake ( Emydocephalus annulatus ) has fangs and venom. But its venom is weak so, instead of defending with a bite, the species tends to react to danger...
A diet of algae and seagrasses gives this turtle ( Chelonia mydas ) greenish colored fat—and its name. Weighing as much as 500 pounds, the threatened green sea turtle lives its life at sea, with only...
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