The current algal bloom being experienced along the Pacific coast is far larger than any previously recorded. They are cyclical and occur in the summer. The algae is extremely toxic. According to the National Oceanic and Atmospheric Administration, this bloom stretches from California to Alaska, is 40 miles wide and as much as 650 feet deep. It is believed to be caused by the fact that ocean waters in the northeast Pacific are unusually warm. Researchers are calling it "the blob."
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