Illinois river otters exposed to chemicals banned decades ago
Researchers report that river otters in Central Illinois are being exposed to polychlorinated biphenyls (PCBs) and pesticides that were banned in the U.S. in the 1970s and '80s.
Researchers report that river otters in Central Illinois are being exposed to polychlorinated biphenyls (PCBs) and pesticides that were banned in the U.S. in the 1970s and '80s.
Ecology
Oct 15, 2013
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California sea otter numbers are up, according to the latest population survey led by federal, state, and UC Santa Cruz scientists. The reasons: more pups and the addition of San Nicolas Island sea otters to the population ...
Ecology
Sep 13, 2013
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Beavers reshape landscapes with their dams. Wolves control elk populations. Sea otters protect kelp forests by eating sea urchins. These are what ecologists call "keystone" species: critters that control an ecosystem and ...
Ecology
Sep 12, 2013
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Scientists studying the decline and recovery of seagrass beds in one of California's largest estuaries have found that recolonization of the estuary by sea otters was a crucial factor in the seagrass comeback. Led by researchers ...
Ecology
Aug 26, 2013
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Research undertaken by the Cardiff University Otter Project has revealed a number of disease-causing parasites in the bodies of dead otters. The findings were revealed at the BBC Summer of Wildlife event held at the National ...
Ecology
Jun 18, 2013
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Scientists have found an entirely new genetic route by which a now-banned chemical causes sexual and hormonal disruption in a marine mollusc.
Ecology
May 23, 2013
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(Phys.org) —A new NASA airborne mission has created the first maps of the entire snowpack of two major mountain watersheds in California and Colorado, producing the most accurate measurements to date of how much water they ...
Earth Sciences
May 3, 2013
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(Phys.org) —In 1972, a U.S. Senate committee reported, "Many of the great whales which once populated the oceans have now dwindled to the edge of extinction," due to commercial hunting. The committee also worried about ...
Ecology
Apr 11, 2013
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A new report has highlighted serious concerns for the health of otters in the UK. The otter is one of the country's best loved predator species, but research indicates that they may not be in the best of reproductive health.
Ecology
Feb 26, 2013
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For the first time in decades, a river otter has made San Francisco its home, taking up residence in the ruins of a 19th Century seaside bath near the Golden Gate Bridge.
Ecology
Jan 3, 2013
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