Upper Midwest Environmental Sciences Center
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Burkhardt, R. W., M. Stopyro, E. Kramer, A. Bartels and M. C. Bowler (1998). Annual Status Report, 1997: A Summary of fish data in six reaches of the Upper Mississippi River System. USGS Long Term Resource Monitoring Program, Report LTRMP-98-P008.
The Long Term Resource Monitoring Program (LTRMP) completed 2,797 collections of fishes from stratified random and permanently fixed sampling locations in six study reaches of the Upper Mississippi River System during 1997. The six LTRMP study reaches are Pools 4 (excluding Lake Pepin), 8, 13, and 26 of the Upper Mississippi River, an unimpounded reach of the Mississippi River near Cape Girardeau, Missouri, and the La Grange Pool of the Illinois River. A total of 66- 76 fish species were detected in each study reach. For each of the six LTRMP study reaches, this report contains summaries of: (1) sampling efforts for each combination of gear type and aquatic area class; (2) total catches of each species from each gear type; (3) mean catch-per-unit of effort statistics and standard errors for common species from each combination of aquatic area class and selected gear type; and (4) length distributions of common species from selected gear types.