Upper Midwest Environmental Sciences Center

Summary of Monitoring Findings for Fiscal Year 2002: Figure 19
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 Summary of Monitoring Findings for Fiscal Year 2002
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Figure 19. Mayfly abundances in Lake Pepin, Pool 4 of the Upper Mississippi River System (1992–2002).
Mayfly abundances in Lake Pepin, Pool 4 of the Upper Mississippi River System (1992–2002).
February 5, 2004
Page Last Modified: April 17, 2018