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1992 Annual Status Report: A summary of fish data in six reaches of the Upper Mississippi River System


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The Long Term Resource Monitoring Program (LTRMP) completed 2,221 collections of fishes from stratified random and permanently fixed sampling locations in six study reaches of the Upper Mississippi River System during 1992. Collection methods included day and night electrofishing, hoop netting, fyke netting (two net sizes), gill netting, seining, and trawling in select aquatic area classes. The six LTRMP study areas 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 56–70 fish species were detected in each study area. For each of the six LTRMP study areas, this report contains [...]


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  • Upper Midwest Environmental Sciences Center (UMESC)



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U.S. Geological Survey, Environmental Management Technical Center, Onalaska, Wisconsin

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