Ocean Predators' West Coast Hot Spots at Risk Despite Sanctuaries, Study Says

Posted: October 31, 2013

By: Tony Barboza [Los Angeles Times]

Scientists spent years mapping where top ocean predators gather to feed in large numbers along the West Coast in an attempt to better understand the threats they face from humans.

Using electronic tags, researchers tracked the movements of whales, sea lions, sea turtles and other species to find where they overlap most with two dozen man-made pressures, including warming and acidifying waters, fishing, pollution and shipping.

The good news? Many of the predators’ most threatened hangouts, they found, are already in marine sanctuaries, notably the Monterey Bay National Marine Sanctuary that stretches along the Central California coast from San Francisco to Cambria.

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