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News From the Field

Death of the 'Doughnut'


September 2, 2010

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In 1998, Charlie Kerfoot discovered a "doughnut" of phytoplankton circulating in Lake Michigan, helping to feed the lake's famous fishery. Just 12 years later, the doughnut is disappearing, and Kerfoot fears that the lake's ecosystem will crash, taking with it much of the fish biomass.Full Story

Source
Michigan Technological University

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