1998 Annual Status Report: Submersed and Floating-leaf Vegettion in Pools 4, 8,13, and 26 and La Grange Pool of the Upper Mississippi River System

摘要

This report presents the results of aquatic vegetation stratified random samplingsurveys conducted in 1998 by field station personnel under the direction of the UMESC. Pools 4, 8, 13, and 26 of the Upper Mississippi River and La Grange Pool of the Illinois River were surveyed. This report satisfies, for 1998, Task 2.2.4.6, Evaluate and Summarize Annual Present-day Results under Goal 2, Monitor Resource Change of the Operating Plan (U.S. Fish and Wildlife Service 1993). The purpose of this report is to provide a summary of data regarding the distribution and abundance of submersed and floating-leaf vegetation collected from the field stations for 1998. This report was developed with funding provided by the Long Term Resource Monitoring Program.