News tagged with otters

California's sea otter numbers continue slow climb

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 ...

dateSep 13, 2013 in Ecology
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Earthworm invasion

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 ...

dateSep 12, 2013 in Ecology
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Sea otters promote recovery of seagrass beds

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. ...

dateAug 26, 2013 in Ecology
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Sea mammals find US safe harbor

(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 ...

dateApr 11, 2013 in Ecology
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Are chemicals damaging the health of male otters?

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 ...

dateFeb 26, 2013 in Ecology
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Salmon can sniff out predators

Salmon know when their most common predator is around, because they can tell that it's eaten salmon before, new research shows. Young fish can do this too, even if they've never encountered that particular ...

dateSep 13, 2011 in Plants & Animals
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