News tagged with marine organisms

Sea cucumbers: Dissolving coral reefs?

Coral reefs are extremely diverse ecosystems that support enormous biodiversity. But they are at risk. Carbon dioxide emissions are acidifying the ocean, threatening reefs and other marine organisms. New research led by Carnegie's ...

dateDec 22, 2011 in Earth Sciences
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Catching a coral killer

Coral reefs play an important role in marine ecosystems, so it's concerning to scientists, as well as ocean conservationists, that many coral reefs around the world are in distress or dying off.

dateDec 20, 2011 in Environment
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Survey identifies sea turtle 'hitchhikers'

A recent survey documented the crustaceans, mollusks, algae and other marine organisms that make a home on the bodies Olive Ridley and green sea turtles living in the Pacific.

dateNov 08, 2011 in Ecology
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Hey, bacteria, get off of my boat!

Submerge it and they will come. Opportunistic seaweed, barnacles, and bacterial films can quickly befoul almost any underwater surface, but researchers are now using advances in nanotechnology and materials science to design ...

dateOct 31, 2011 in Nanomaterials
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Hitchhiking snails fly from ocean to ocean

Smithsonian scientists and colleagues report that snails successfully crossed Central America, long considered an impenetrable barrier to marine organisms, twice in the past million years -- both times probably ...

dateSep 14, 2011 in Plants & Animals
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How soft corals defy their environment

Many marine organisms, including corals, build skeletons from calcium carbonate -- in the form of calcite or aragonite. The current composition of seawater favors the formation of aragonite -- but soft corals have a specific ...

dateAug 16, 2011 in Biochemistry
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