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St. Croix River - mussels, map, pictures Winged mapleleaf - Quadrula fragosa |
Click here for a link to quantitative methods For an overview of changes in the mussel community associated with River Sectors - click here A graph of river gradient is found here
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Macalester College · 1600 Grand Avenue, St. Paul, MN 55105 · 651-696-6000
Last updated: 11/11/2003
Send comments and questions to: hornbach@macalester.edu
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Macalester
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