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Algae bloom implicated in Calif. sea lion deaths
8/11/2017
Robyn Beck/AFP/Getty Images

Algae blooms are likely to blame for the pungent odor and dead fish washing up along California's Central Coast, and domoic acid toxicity from a proliferation of pseudo-nitzschia is moving through the food chain to sea lions, scientists say. Veterinarian Shawn Johnson, director of the Marine Mammal Center says his group rescued 69 San Luis Obispo County sea lions in July and 82 for the year along a 600-mile stretch of coast, but many have died or had to be euthanized because their brain damage was so severe.

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