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Coral Colonies Depleted in Okinawa


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Source: The Daily Yomiuri

October 20, 2011


"On the famous coral reefs off Ishigakijima island, Okinawa Prefecture, the size of coral colonies has sharply decreased to about a quarter of their size about 10 years ago, according to research by a national environment institute.


The National Institute for Environmental Studies in Tsukuba, Ibaraki Prefecture, an independent administrative institution, conducted the research off the island's Shiraho beach.


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