National Wetlands Research Center
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Download instructions and sample form here.
Once the data are collected mail the forms to one of the following addresses.
Wisconsin Researchers:
Send completed forms to:
WWA, Purple Loosestrife Survey
222 S. Hamilton Street, Ste. 1
Madison, WI 53703
Researchers outside of Wisconsin (Australia, Canada, China, India,
Europe, United States)
Send completed forms to:
USGS National Wetlands Research Center, Purple Loosestrife Survey
700 Cajundome Boulevard
Lafayette, LA 70506 USA