Lake Bloomington and Lake Evergreen are being cleaned of algae. This comes after an increase in microcystin, which is a ...

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In the bright green algal blooms that form in warm weather, cyanobacteria produce a toxin called microcystin. Microcystin has been known to kill dogs, birds, and livestock and cause nausea ...

The action is in response to an increase in microcystin, a naturally occurring toxin that can form during blooms.