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In page Tabuaeran:

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Overfishing and pollution have impacted on the ocean surrounding the island. In the ocean surrounding uninhabited islands of the Northern Line Islands, sharks comprised 74% of the top predator biomass (329 g m-2) at Kingman Reef and 57% at Palmyra Atoll (97 g m-2), whereas low shark numbers have been observed at Tabuaeran and Kiritimati.[1]