Upper Midwest Environmental Sciences Center

Summary of Monitoring Findings for Fiscal Year 2000: Figure 9
folder.gifSummary of Monitoring Findings for Fiscal Year 2000
  Figures

Figure 9. Estimated mean density of mayflies (Ephemeroptera; number m-2) by study area, weighted by area of strata from 1993 to 2000, Upper Mississippi River System.
Water elevations (feet above mean sea level) for La Grange Pool, January 2002–January 2003, Upper Mississippi River System.

Page Last Modified: April 17, 2018