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Dominance of the noxious cyanobacterium Microcystis aeruginosa in low-nutrient lakes is associated with exotic zebra mussels Abstract To examine the hypothesis that invasion by zebra mussels (Dreissena polymorpha) promotes phytoplankton dominance by the noxious cyanobacterium Microcystis aeruginosa, 61 Michigan lakes of varying nutrient levels that contain(More)
We examined how the spatial configuration of source areas for runoff varied over time in a large watershed, in order to understand processes governing material loading to rivers. Discharge source areas within the Fox River watershed (Wisconsin, US) were mapped for two individual discharge events. The spatial distribution of source areas varied between and(More)
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