(Phys.org)—An "unexpectedly large" number of free-ranging salmon are being killed by parasitic lice in European waters every year, according to the results of a major international study.
Ecology
Nov 7, 2012
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– Predation by otters keeps urchin populations in check, allowing kelp—a favorite food of urchins—to flourish. But what if otters were harvested to near extinction for their fur? The resulting overabundance of urchins ...
Environment
Oct 31, 2012
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The government on Friday pledged Aus$1.77 billion (US$1.83 billion) to pump more than 450 billion litres of water into the ailing Murray-Darling River and help rejuvenate a crucial system supplying Australia's food bowl.
Environment
Oct 26, 2012
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In a Perspectives article, "The Risks of Overfishing," published in the journal Science, Dr. Ellen K. Pikitch, executive director of the Institute for Ocean Conservation Science and professor at Stony Brook University, cautions ...
Ecology
Oct 25, 2012
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The ability of deep-sea corals to harbor a broad array of marine life, including commercially important fish species, make these habitat-forming organisms of immediate interest to conservationists, managers, and scientists. ...
Environment
Oct 23, 2012
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University of Delaware researchers are using an underwater robot to find and follow sand tiger sharks that they previously tagged with transmitters. The innovative project is part of a multi-year partnership with Delaware ...
Plants & Animals
Oct 17, 2012
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(Phys.org)—A longterm study conducted by researchers at George Mason University may be a benchmark in determining health threats to marine mammals.
Ecology
Oct 2, 2012
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(Phys.org)—A coral species that is found in abundance from Indonesia eastward to Fiji, Samoa, and the Line Islands rarely crosses the Eastern Pacific Barrier toward the coast of the Americas, according to a team of researchers ...
Ecology
Aug 27, 2012
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What mechanisms control the generation and maintenance of biological diversity on the planet? It's a central question in evolutionary biology. For land-dwelling organisms such as insects and the flowers they pollinate, it's ...
Evolution
Aug 8, 2012
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(Phys.org) -- Aquatic researcher Stephanie Bush has found that one species of squid, Octopoteuthis deletron, is able to jettison part of its arm when either attacking or being attacked. Known as arm autotomy, O. deletron ...
