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Upper Mississippi River Restoration Program

Upper Mississippi River Restoration Program

Long Term Resource Monitoring

  

Macroinvertebrate Update Title Page

Figures

1. Long Term Resource Monitoring Program study reaches for macroinvertebrate sampling
2. Estimated density of mayflies (number per square meter; ±1 standard error) by study area, weighted by area of strata
3. Estimated density of fingernail clams (number per square meter; ±1 standard error) by study area, weighted by area of strata
4. Estimated density of midges (number per square meter; ±1 standard error) by study area, weighted by area of strata
5. Estimated density of zebra mussels (number per square meter; ±1 standard error) by study area, weighted by area of strata

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Page Last Modified: November 22, 2010 US Army Corps of Engineers USGS Upper Midwest Environmental Sciences Center US Fish and Wildlife Service U.S. Department of Agriculture Natural Resources Conservation Service Minnesota DNR Wisconsin DNR Iowa DNR Illinois Natural History Survey Missouri DC U.S. Environmental Protection Agency