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The Ocean Blog

Filmmaker and National Geographic Explorer James Cameron on March 25, 2012, became the first human to complete a solo submarine dive to Challenger Deep , an undersea valley in the Mariana Trench of...
Last week, Smithsonian research zoologists Dr. Jerry Harasewych and Dr. Martha Nizinski were in Curaçao looking for deep-sea marine gastropods and decapod crustaceans , respectively. I learned they...
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...
In 2009, Ruth Meadows, a science teacher from Opelika Middle School in Opelika, AL was part of a team of international scientists that may have found a new species! Led by Mike Vecchione of the NOAA’...
Dr. Robert Ballard poses with an unmanned submersible, like the one he used when locating and exploring the wreck of the RMS Titanic. A veteran explorer, former U.S. Navy Commander, and professor of...
Alvin, a human occupied vehicle (HOV), returns to the ship after a deep ocean dive to a seamount .
John Hildebrand discusses his research at the Scripps Whale Acoustic Lab on the FLIP platform. Learn more about how scientists are using bioacoustics to study and protect whales .
A deep-sea octopus wraps itself around a submersible’s robotic arm 2,300 meters (7,546 feet) down in the Gulf of Mexico. "Most octopuses will let you get close, maybe even touch them, but normally...
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...
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 ."
A robotic arm on the Johnson-Sea-Link submersible retrieves Galatheid crabs for research. Growing in the background is a species of the deep-sea coral Lophelia. Explore more in the multimedia feature...
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...
Trying to get a good angle for a photo while underwater can be tough when you are working among currents and other distractions, like animal visitors. In this photo, Brian Skerry sits atop a 20 foot...
This autonomous operated vehicle, known as an ABE (autonomous benthic explorer), will map sites where seafloor earthquakes have occurred—enhancing our understanding of these catastrophic events.
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...
A hybrid underwater vehicle combines the best features of an ROV (remotely operated vehicle), which is connected to a ship in order to transmit data and video feeds, and an AUV (autonomous underwater...
Scripps Institution of Oceanography's FLoating Instrument Platform, or FLIP, conducts sea trials off San Diego in May 2009.
The submersible Alvin carries scientists to the deep ocean, where they encounter amazing creatures and views of deep ocean life. Explore more in the Deep Ocean Exploration section .
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