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Sep 1 2011 - 10:22am
Invasive species can have a range of environmental and economic impacts. In this photo sea squirts foul an oyster cage. Scientists at the Smithsonian Environmental Research Center's Marine Invasions Lab study the movement and effects of non-native species around the globe. One region they've been...
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Apr 25 2013 - 3:04pm
A chambered nautilus shell.
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Nov 29 2012 - 11:11am
Over a 10-year period NOAA scientists have collected 72,000 seawater samples, and their data show that the ocean is becoming more acidic because of climate change-caused warming. That small shift is enough to dissolve the shells of animals like this pteropod in the lab—or even in the ocean. Because...
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Jul 26 2010 - 6:21pm
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, Melissa is a Research Associate at the Royal BC Museum, where she continues to engage in taxonomic studies.
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Jan 4 2013 - 9:03am
A colony of 100 million flame shells (Limaria hians) was discovered in Scotland in 2012, and is thought to be the biggest in the world. Flame shells are bivalve mollusks that are shaped a bit like scallops—but they have bright orange tentacles exuding from their shells. Despite their bright color...
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Aug 3 2010 - 9:54am
This beautiful spider conch (Lambis chiragra) was collected by Census of Marine Life scientists conducting research near China.
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Nov 8 2011 - 5:39pm
These baby olive ridleys (Lepidochelys olivacea) will eventually provide a home to crustaceans, mollusks, and other epibionts. That's according to a survey of epibionts living on mature, nesting olive ridleys and green sea turtles in Jalisco, Mexico. The related study was published in the October...
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Aug 9 2012 - 10:27am
Where ocean currents were strong, ancient rudist “recliners” lay unattached on the seabed. Notice the pink tentacles, which were used to filter feed. Learn more about ocean life throughout deep time in our Ocean Over Time interactive or an image gallery.
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Jul 27 2011 - 11:05am
Shellfish from the Chesapeake Bay are prized by seafood lovers. But the Bay's ecosystem and fisheries are threatened by human disturbances, including the introduction of non-native species.
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Jul 27 2011 - 11:20am
Rapa whelks, native to Asia, have invaded the Chesapeake Bay and are raising concerns about economic and ecological impacts to the Bay region due to their shellfish diet. Scientists believe that this non-native species reached the Chesapeake by hitching a ride across the Atlantic, probably as...
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Dec 4 2009 - 3:25pm
About 100 million years ago, during the heyday of the dinosaurs, reefs were built by mollusks called rudist clams. They looked very different from today's coral reefs.
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Nov 5 2010 - 1:08pm
The Great Barrier Reef site in Australia was inscribed on the World Heritage List in 1981. The site is the world’s most extensive stretch of coral reef with probably the richest animal diversity anywhere. There are over 1,500 species of fish, about 400 types of coral, 4,000 types of mollusk (...
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Oct 12 2011 - 4:56pm
In the spring of 2011, a research crew from Oceana spent two months in the brackish Baltic Sea. The Baltic faces challenges from pollution, algae blooms, over fishing, and invasive species. Oceana researchers gathered data, samples, photographs, and videos with the goal of proposing an...
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