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The Ocean Blog

New technology is making it possible for scientists to go where they’ve never gone before, the depths of the icy Arctic Ocean . By collecting organisms and mapping the seafloor, researchers can...
Hidden beneath Arctic ice is a world few have ever seen. Take the icy plunge with a team of ice-loving scientists.
The polar bear ( Ursus maritimus ) is found in the Arctic and classified as a vulnerable species by the IUCN Red List of Threatened Species. This marine mammal can swim more than 30 miles when sea...
Ice divers use a quadrat to study the density of creatures living on the underside of Arctic ice floes. A quadrat is a standardized square used to take sample measurements that allow researchers to...
From left to right, Dr. Ian MacDonald, Dr. Russ Hopcroft, Dr. Kathleen Crane, and Dr. Mike Vecchione , members of the 2002 Hidden Ocean Arctic expedition. Part of their mission – to reconstruct the...
An Arctic cod rests in an ice-covered space. View the “ Under Arctic Ice ” photo essay.
The Boreoatlantic armhook squid ( Gonatus fabricii ) is named for its fabulous (but dangerous) suckers. While most squids have just two rows of suckers lining each arm, armhook squids have four—and...
See an animation showing over time, the receding of summer sea ice in the Arctic .
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