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The Ocean Blog

A scuba diver explores elkhorn corals ( Acropora palmata ) growing on a tropical reef. Coral reefs provide recreation and inspiration for millions of people every year. Elkhorn coral is listed as...
Dr. Claude Payri, a researcher working on the Moorea Biocode Project , collects samples on the reef slope of Moorea, French Polynesia. More about the Island of Moorea can be found in our Scientists...
Christian McDonald, the Scientific Diving Safety Officer at the Scripps Institution of Oceanography, tows a surface float at Millennium Atoll in the South Pacific.
Jacques Cousteau once said, “When you dive, you begin to feel like an angel." It’s true. When a diver dons a tank and slips into the water, the noisy clatter of the world disappears and the sensation...
"I was photographing this beautiful school of jacks when a diver slowly approached from beneath. I shifted my position to capture the moment he entered the ball of fish. Seconds later, he was...
Picture this: clear, warm water bathing spectacular coral reefs , clouds of fish, circling sharks, and 17 scientists intent on studying the pristine tropical marine ecosystems of the Southern Line...
Known to many simply as “shark girl,” Madison Stewart is an inspiring young woman with a passion to protect the creatures most people fear: sharks. S he’s been diving with sharks since the age of...
The Baltic’s waters are so frigid that the sandy seabed was often frozen during Oceana's 2011 expedition. The divers’ underwater cameras had to be put on automatic settings to take photos, as their...
Two divers, one in an atmospheric dive suit (left) and the other in standard dive gear (right), prepare to explore the Lusitania shipwreck in 1935. Over the decades, diving gear has evolved and...
A cameraman navigates a smack of sea nettles ( Chrysaora fuscescens ) in Monterey Bay. A group of jellies is known as a "smack."
Laurie Penland is a professional photographer and the Diving Officer for the Smithsonian Institution .
“Manta rays sometimes approach divers; an up-close encounter with such a huge, peaceful animal is unforgettable!” -- Nature's Best photographer, Deborah Smrekar. See more beautiful ocean photos in...
Ice divers Katrin Iken (left) and Elizabeth Siddon are about to descend through a hole in the Arctic ice and into the frigid world below.
It blew in for two solid days: a flotilla of plastic forks, soda bottles, rubber gloves, and other refuse. I tried to pick everything up off the beach, but when I turned around, you couldn’t tell...
Chris Meyer takes his nephew’s friend, Flat Stanley, for a dive in Moorea.
A diver cares for the reef by cleaning up discarded fishing gear and garbage. Even if you don't have scuba gear, you can help protect the ocean and coral reefs !
Scientists on the tiny island of Moorea, in the Pacific, are gathering one of every life form large enough to pick up with tweezers. They're on a quest to build a detailed catalog of the entire...
Underwater photographer, Brian Skerry, prepares for an icy dive off the coast of Hokkaido, Japan. With all the specialized gear and the large amount of travel necessary to take photos underwater,...
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