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I still haven’t gotten beyond the ‘gee whiz’ factor of studying communities of animals in deep-sea coral habitats. Climbing over undersea mountains and along the steep cliffs of submarine canyons using subs and ROVs...
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Imagine: You’re in a small submersible, and you gently settle on the soft muddy...
As children, many people have dreamed of plunging beneath the ocean surface to...
Take a tour of the Alvin, a three-person submersible that allows scientists to...

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“It’s a little appreciated fact that most of the animals in our ocean make light,” says Edie Widder, biologist and deep sea explorer at ORCA. In this TED talk, she shows incredible film and photos she took of animals in the open...
Inside the control van for the remotely operated vehicle (ROV) Jason , Dr...
By diving in the Curasub, Smithsonian researchers with the Deep Reef...

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The submersible Alvin carries scientists to the deep ocean, where they encounter amazing creatures and views of deep ocean...
Deep-sea coral beds are true biodiversity hotspots. It’s urgent that we study these extreme environments because we know so little about them, because they are important communities for so many deep-...
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...
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...
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 .
On a beach in Piña, Panama the tide is rolling out. Faint outlines of skeletal remains rise above the sand. Smithsonian scientists Nicholas Pyenson and Aaron O'Dea along with a team of students...
Melissa Frey, Encyclopedia of Life (EOL) Rubenstein Fellow, examines a Pacific oyster ( Crassostrea gigas ) on a chilly day in Sidney, British Columbia. In addition to holding an EOL Fellowship ,...
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...
Alvin, a human occupied vehicle (HOV), returns to the ship after a deep ocean dive to a seamount .
Scientists use remotely operated vehicles , ROVs, equipped with collection devices and cameras to aid in deep-sea ocean exploration in the Arctic and in other regions of the world. It is unoccupied...
It’s not everyday that I get to collect and gather data right alongside our Museum’s researchers. So, imagine my recent delight when the opportunity was presented to me to travel half way around the...
Deep below the ocean’s surface is a mysterious world that takes up 95% of Earth’s living space. It could hide 20 Washington Monuments stacked on top of each other . But the deep sea remains largely...
2012 marked the 70th anniversary of a series of World War II battles in the Pacific Ocean and on its islands, which are collectively known as the “Pacific theatre.” While the battles are long over,...
The first time biologist Mandy Joye dove to the deep sea in the Johnson-Sea-Link submersible (pictured here), she had never seen the bubbles of a methane seep. But after that fateful day in 1994, she...
Researchers in Moorea use a variety of tools to collect organisms. Some are simple, everyday items like buckets and brushes, and some are…a little stranger. Here, two researchers use a “yabbie pump”...
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...
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...
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...
Scientists aboard the MV Hanse Explorer have to fit a lot of scientific equipment in a small space! Read about it here .
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