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Microcystis (left), a type of
blue-green algae, has been blooming in freshwater lakes across
the United States this summer. It secretes a toxin which causes
liver damage in animals including humans. Photo by Tom Bridgeman,
University of Toledo, courtesy of Ohio Sea Grant.
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Above and below, an algal bloom is visible
in the waters around Ohio State University's Stone Laboratory
on Gibraltar Island in Lake Erie. Photo by Erin Quinlan, Ohio
State University, courtesy of Ohio Sea Grant. |
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This Landsat satellite image, below, shows
an algal bloom in western Lake Erie. Image courtesy of NASA.
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