Deep Ocean

FEATURES

Slideshow
Sample the surprising diversity of deep-sea corals. See some of the ways they differ in color, shape, and size. Explore more in the multimedia feature " Coral Gardens of the Deep Sea ."
Blog entry MORE STORIES Blog entry MORE AUDIO / VIDEO
It is a well-known fact that for animals living in the deep sea, food can be...
When a whale dies, the story has just begun. The massive carcass sinks to the...
Blog entry MORE STORIES Blog entry MORE AUDIO / VIDEO
Last week, Smithsonian research zoologists Dr. Jerry Harasewych and Dr. Martha...

LATEST POSTS

Under white light, this shortnose greeneye fish ( Chlorophthalmus agassizi ) looks unimpressive. But, in dim blue light—the type usually seen at depth—it shows its true fluorescent colors. NOAA scientists collected this specimen...
As we dive deeper into winter in the northern hemisphere, the possibility of...
Like its terrestrial namesake, the Venus fly-trap anemone ( Actinoscyphia sp...

LEARN MORE

Deep below the ocean’s surface is a mysterious world that takes up 95% of Earth’s living space. It could hide 20 Washington...
Snow on land can make some people grumpy, but the magical-looking flakes and a beautiful layer on the trees can turn even disenchanted adults into gleeful children again. But what is the ocean...
The yeti crab ( Kiwa hirsuta ), an unusual, hairy crab with no eyes, was discovered in 2005 on a hydrothermal vent near Easter Island. It represents not only a new species but also a new genus— Kiwa...
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...
Take a tour of the Alvin, a three-person submersible that allows scientists to explore the depths of the ocean. This is an excerpt from the full Deep Ocean Explorers video. More about deep ocean...
A still from Mysteries of the Deep , part of the 19th Annual Environmental Film Festival in the Nation's Capital.
A deep sea crab ( Rochinia crassa ) poses with sea fan ( Callogorgia spp. ) and coral ( Lophelia pertusa ) on large carbonate boulder.
Like its terrestrial namesake, the Venus fly-trap anemone ( Actinoscyphia sp.) sits quietly and waits for food to drift into its outstretched tentacles, which are lined with stinging harpoons called...
Giant squid have the largest eye in the animal kingdom. At up to 10 inches in diameter, people often describe it as the size of a dinner plate -- or, in other words, as big as a human head. Here,...
Zombie worms don’t crave brains: instead they seek bones. The 1 to 3 inch (2 to 7 centimeter) Osedax worms were first discovered living in the bones of a rotting gray whale on the deep sea floor,...
Dive through the zones of the ocean to the deep ocean bottom, where many strange species live, and there are many yet to be discovered. Explore them in the Deep Ocean Exploration section.
These deep-sea photographs show a variety of broad-collared enteropneusts or acorn worms . These wormlike animals make spiral tracks on the sea floor. All the species shown here are new to science,...
Dr. Edie Widder spoke at the National Museum of Natural History as a part of the Changing Tides Lecture Series and discussed her work on underwater light: light chemically produced by animals through...
This crab ( Neolithodes sp. ) was collected on a NOAA/MAR-ECO cruise to the Mid-Atlantic Ridge in the summer of 2009. Its red color provides camouflage and protection from predators. Red wavelengths...
See a few of the many species of deep-sea corals that have been discovered by scientists just since 2004. Learn about more deep-sea discoveries in our Deep-sea Corals article.
Positioned in front of a natural oil seep, this video camera is capturing images of the black oil bubbling up from beneath the sea floor. A light mounted to the frame helps see what is happening in...
A sea lion in the Sea of Cortez observes Dr. Peter Auster as he observes reef fishes. Learn more about deep-sea coral reefs in our Deep-sea Corals article.
Riftia tubeworm ( Riftia pachyptila ) colonies grow where hot, mineral-laden water flows out of the seafloor in undersea hot springs—such as the Guymas Basin of the Gulf of California at 2,000 meters...
In Antarctica's Southern Ocean swims a beautiful polychaete (bristly worm) called Tomopteris carpenteri , which is adorned with alternating red and transparent bands. The largest species in its genus...
Subscribe to Deep Ocean