USGS Home
Contact USGS
Search USGS
Upper Midwest Environmental Sciences Center
Home
/
Overview
/
Science Programs
/
Data Library
/
Products and Publications
/
States
/
Rivers
/
Teachers and Students
/
Links
/
Contact
/
Search
Onalaska Field Station
Data Library
Vegetation Data
Pool 8 Summary
Horseshoe Island
- Eurasian watermilfoil
(
Myriophyllum spicatum
)
Horseshoe Island
species frequency table
location
October 29, 2001