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Large-scale blooms suspected to be “brown tides” occurred in early summer for three consecutive years from 2009 to 2011 in the coastal waters of Qinhuangdao, China, and had significant negative impacts on the shellfish mariculture industry. To identify the causative species of the blooms, phytoplankton samples were collected from regions with and without bloom in the coastal waters of Qinhuangdao...
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