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Underwater patrols restore ocean ecology in Hainan

Xinhua | Updated: 2020-01-13 11:31
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A diver frees a fish entangled by fishing nets at an ocean ranch near Wuzhizhou island in Sanya, Hainan province, on Sunday. Artificial reefs, coral transplantation and planned breeding and harvesting of aquatic products have helped restore the ocean ecology over the last decade. [Photo/Xinhua]
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