The range of smooth hammerhead sharks shifted north as much 2,800 kilometers, more than 1,700 miles, during a major marine heatwave that affected the northeast Pacific Ocean from 2013 into 2015. The heatwave was known as `The Blob.`

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The range of smooth hammerhead sharks shifted north as much 2,800 kilometers, more than 1,700 miles, during a major marine heatwave that affected the northeast Pacific Ocean from 2013 into 2015. The heatwave was known as `The Blob.`

© Richard Herrmann / NOAA Fisheries

The range of smooth hammerhead sharks shifted north as much 2,800 kilometers, more than 1,700 miles, during a major marine heatwave that affected the northeast Pacific Ocean from 2013 into 2015. The heatwave was known as `The Blob.` photo copyright Richard Herrmann / NOAA Fisheries taken at

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Ocean heat waves dramatically shift habitats
Marine heat waves across the world's oceans can displace habitat for sea turtles, whales, and other marine life by 10s to thousands of kilometers.