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    Visualizing the Census of Marine Life
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Predators at the Top of the Food Chain


With satellite enabled devices, the Tagging of Pacific Predators project (TOPP) tracked tuna, seabirds, sharks, and other larger marine fauna, following them to nearly every corner of the Pacific. The shape on the map above encompasses the reach of just two of the species- leatherback sea turtles and sooty shearwaters. The sooty, a seabird, was tracked on the longest animal migration yet measured, over 64,000 kilometers (40,000 miles) in a year. More

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