Tom Heinrich, large lake specialist for the Department of Natural Resources in Baudette, Minn., takes a water sample Friday morning in Baudette Bay off the Rainy River. Heinrich routinely samples the river and Lake of the Woods for zooplankton, a key link in the ecosystem’s food chain. (Minnesota Department of Natural Resources photo)
Read the article: So far, so good: Spiny water fleas have had little impact on Lake of the Woods
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