Tons of dead sardines scooped from Calif. harbor

(AP) -- Cleaning crews on Sunday finished removing millions of fish found floating dead in a Southern California marina, five days after the slimy, stinking mass of sardines was discovered.

Toxin found in sardines that clogged US marina

(AP) -- The millions of sardines that were found floating dead in a Southern California marina this week tested positive for a powerful neurotoxin, researchers said Friday.

Freshwater toxins to blame for sea otter deaths

A potent toxin produced by bright-green blooms of freshwater bacteria has been flowing into the ocean and poisoning sea otters, according to a team of investigators led by scientists at the California Department of Fish and ...

California sea otter numbers drop again

(PhysOrg.com) -- After a decade of steady recovery, the southern sea otter--a federally listed threatened species--is in decline for the second year in a row, according to the latest population survey by U.S. Geological Survey ...

Study finds potential disease threats to Washington sea otters

Many of Washington State's sea otters are exposed to the same pathogens responsible for causing disease in marine mammal populations in other parts of the country, according to a study published by researchers from NOAA's ...

Sea Otters' Diet is Clue to Slow Recovery

(PhysOrg.com) -- UC Davis researchers trying to understand the sea otter's slow recovery in California have found an important clue: Some sea otters feed almost exclusively on animals that raise their risk of being infected ...

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