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Jul 27 2011 - 9:14am
J.
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Dec 4 2009 - 3:35pm
A large white coral (Corallium sp.) grows on the Balanus Seamount, part of the New England Seamount chain. Hanging on to the coral are stalkless crinoids and orange brittlestars (Opiacantha sp.) To the left are two vase sponges. This photo was taken on May 22, 2004, at a depth of 1,745 meters (5,...
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Jan 26 2010 - 11:46am
Flower-like clusters of polyps make up this coral colony. Their pink color comes from the zooxanthellae living inside. More about coral reef ecosystems can be found in our Coral Reefs featured story.
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Jan 26 2010 - 11:45am
Dr. Stephen Cairns is a research zoologist and chair of the Department of Invertebrate Zoology at the Smithsonian’s National Museum of Natural History. His research focuses on the diversity, distribution, and evolution of deep-water corals—both fossil and living. Learn all about deep sea corals in...
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Mar 15 2013 - 9:07am
Corals are sedentery animals, so how do they reproduce? One way is sexually through spawning, when the corals release eggs and sperm into the water (often at the same time due to some sort of trigger). External sexual reproduction occurs when colonies of coral release huge numbers of eggs and sperm...
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Jun 7 2011 - 1:07pm
A marine scientist performs a genetic analysis on a sample of deep-sea coral to find out if it is a known species or one new to science. Find out how ocean scientists study deep-sea corals in our Deep-sea Corals article.
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Jun 7 2011 - 12:29pm
Black corals, like this one growing on the Manning Seamount off the New England coast, often resemble bushes or trees. Contrary to its name, the living tissue of black coral can be one of several colors. It’s the skeleton that is black. See more pictures of coral in our Deep-sea Corals article.
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Jun 7 2011 - 1:11pm
Searching for useful chemicals, marine scientists grow bacteria associated with deep-sea coral on nutrient agar to identify the bacteria and test their metabolic and biochemical capabilities. Some may be sources of potential medicines. Learn more about how ocean scientists study deep-sea corals in...
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Jun 7 2011 - 12:32pm
This bubblegum coral (Paragorgia arborea) has a fanlike shape. It is growing 1,310 m (4,298 ft) deep on the Davidson Seamount southwest of Monterey, California. Learn more about deep-sea corals in the multimedia feature "Coral Gardens of the Deep Sea."
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Jan 26 2010 - 11:45am
Rudist clams are mollusks that went extinct about 65 million years ago. They were the reef builders of the Cretaceous Period, the heyday of the dinosaurs. Today corals have taken over the role rudists once filled.
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Jun 7 2011 - 1:00pm
The Johnson-Sea-Link submersible reaches the ocean’s surface with a specimen of Keratoisis bamboo coral inside its collection box. Find out how ocean scientists study deep-sea corals in our Deep-sea Corals article.
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Oct 3 2010 - 7:25pm
A crown-of-thorns starfish (Acanthaster planci) on a reef in the Marianas Islands. An “outbreak” of these coral-eating starfish can decimate a reef.
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Oct 13 2010 - 10:51am
For those of you who have had the opportunity to visit a coral reef, you know that it’s an experience you are unlikely to forget.
Coral reefs are among the world’s most magnificent ecosystems. Their beauty alone makes them incalculably valuable, but beyond aesthetics, their importance to both...
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Jul 27 2011 - 11:33am
In the wet lab aboard the R/V Seward Johnson, Dr. Martha Nizinski examines a sample of the deep-sea coral Lophelia pertusa, collected 600-m (1,969-ft) deep off the coast of the southeastern United States.
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Aug 20 2010 - 1:47pm
Crocheted corals from the Smithsonian Community Reef group on Flickr. The community reef project is a satellite reef of the Institute For Figuring’s Hyperbolic Crochet Coral Reef exhibition, was on display in Sant Ocean Hall from October 16th, 2010 through April 24th, 2011.
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Jul 27 2011 - 10:44am
Dr. Amy Baco-Taylor dives to deep-sea environments to study corals and the invertebrates that live in them.
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Jan 14 2011 - 12:08pm
You may not think of the ocean as a pharmacy but scientists are developing exciting new medicines from the sponges, corals, and other marine organisms found in the sea. Explore other videos that capture the beauty and mystery of the ocean realm at NOAA Ocean Today.
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Dec 4 2009 - 3:41pm
Thousands of seamounts—most of them undersea volcanoes—tower above the muddy seafloor. They provide something hard to come by in the deep ocean: a solid surface to cling to. This photo gallery shows some of the organisms that have found a suitable home on seamounts.
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Jun 7 2011 - 1:33pm
Discovered in 2004 and named in 2009, this Gersemia juliepackardae coral has been spotted and collected at several seamounts in the northeast Pacific Ocean at depths of 500-2,000 m (1,640-6,562 ft). Learn about more deep-sea discoveries in our Deep-sea Corals article.
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Jul 27 2011 - 11:07am
Dr.
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Jun 7 2011 - 1:18pm
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.
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Aug 2 2012 - 3:08pm
Close to the volcanic CO2 seeps the vast diversity of corals that exists in less-acidic waters is replaced by a "monoculture" of boulder corals that are less fragile and better suited to life in acidic water.
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Jul 27 2011 - 10:46am
Dr. Amy Baco-Taylor observed corals like these on her first submarine dive to a deep-sea coral bed off the coast of Hawaii. They include primnoids, zoanthids, and Gerardia.
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Jun 1 2010 - 7:50pm
When you are shopping for gifts and jewelry, steer clear of gifts that use real coral or other marine animal products. Deepwater pink and red corals in particular have been prized for their beauty in jewelry making, but they belong in the sea, not in our homes. Visit SeaWeb’s Too Precious to Wear...
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