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The Ocean Blog

Alvin, a human occupied vehicle (HOV), returns to the ship after a deep ocean dive to a seamount .
In the spring of 2011, Oceana launched a research expedition in the Baltic Sea. The two-month journey took place aboard the Hanse Explorer, a 48-meter ice class vessel built for long exploration...
On World Oceans Day - June 8th, 2012 - the Living Oceans Foundation hosted a live web-based conversation between Sylvia Earle at the Smithsonian's National Museum of Natural History and a team of...
The Hawaii Undersea Research Laboratory’s Pisces V submersible is lowered for a dive to study deep-sea corals. Learn more about research into deep-sea corals in the multimedia feature " Coral Gardens...
Part 4 of a 6-part series describing Woods Hole Oceanographic Institution's efforts to understand the scope and impact of the Deepwater Horizon oil spill in the Gulf of Mexico. "Searching for the...
The research submersible Alvin uses bright lights to illuminate the dark seafloor. Built in 1964, it has made more than 4,400 dives. It can carry two scientists and a pilot as deep as 4,500 meters (...
On her maiden voyage the Royal Mail Ship Titanic struck an iceberg in the North Atlantic just before midnight on April 14th, 1912. Dr. Robert Ballard first discovered the ship's wreckage in 1985...
We drove down a long dirt road on the northern side of Curaçao looking for a remote place to snorkel and sample. After a 30-minute bumpy ride, our team stepped out of the car into a breeze and the...
The Autonomous Underwater Vehicle (AUV) SeaBed, shown here as it is about to be deployed, has been used to survey deep-sea fishes and coral habitats. Learn more about how underwater vehicles study...
To explore the deep ocean, scientists rely on numerous pieces of high-tech equipment . This photo gallery showcases some of the remotely operated vehicles (ROVs), submersibles, and other devices that...
Hidden beneath Arctic ice is a world few have ever seen. Take the icy plunge with a team of ice-loving scientists.
Doing scientific research on a ship isn't always easy. On top of having to live and sleep on a boat on the water, you have to fit all your scientific equipment onboard—and make sure it continues...
The Pisces IV submersible sits on a saddle near Kingman Reef in Hawaii next to a gold coral ( Gerardia sp. ). The photo was taken by another Hawaii Undersea Research Laboratory submersible— Pisces V...
The Johnson-Sea-Link submersible launches to study cold-water corals off Florida in 2009. Explore more the multimedia feature " Coral Gardens of the Deep Sea ."
Smithsonian researchers collected a cave basslet ( Liopropoma mowbrayi ) from the deep reefs of Curaçao , in the southern Caribbean. They used a state-of-the-art submersible to obtain the specimen...
Deep-sea corals scientist Dr. J. Murray Roberts photographed these living polyps from the Mingulay Reef Complex off Scotland in aquaria in 2010. Learn more about Roberts' work mapping deep-sea corals...
A candy basslet ( Liopropoma carmabi ) was just one of the specimens Smithsonian scientists collected from the deep reefs of Curaçao , in the southern Caribbean. To study biodiversity far below the...
Have you ever seen a creature so unusual? This fish (22 cm long) is called a sea toad and studying them requires luck and the opportunity to descend into the deep waters where they live. Last week Dr...
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