Skip to main content
(opens in a new window)
Search the DNR Website
Toggle navigation
Toggle search
Search the DNR Website
Search
Recreation
Bicycling
Boating
Camping
Canoeing/kayaking
Cross-country skiing
Fishing
Hiking
Horseback riding
Hunting & trapping
Nature viewing
Off-highway vehicle riding
Recreation compass
Shooting sports
Snowmobiling
Snowshoeing
More »
Destinations
LakeFinder
Aquatic management areas
Fishing piers
Hunter walking trails
Maps
Off-highway vehicle trails
Ruffed grouse management areas
Scientific and natural areas
Shooting ranges
State forests
State parks and recreation areas
State trails
State water trails
Walk-in access
Water accesses
Wildlife management areas
More »
Nature
Animals
Living with wildlife
Forests
Invasive species
Plants
Prairies
Rare species
Rocks & minerals
Water
More »
Education
& Safety
Boat & water safety
Hunter education & safety classes
Ice safety
Natural resources education
Recreational vehicle safety classes
Safety training instructors
More »
Licenses, Permits
& Regulations
Critical habitat license plates
License information
Where to buy a license
Buy a license online
Hunting lotteries
Permits
Regulations
Military personnel benefits
More »
Events &
Seasons
Community events
Environmental education
Fishing seasons
Hunting and trapping seasons
Hunting and fishing events
Safety training classes
Scientific and natural area events
State parks and trails events
More »
About
DNR
Careers
Contact us
Office locator map
Media inquiries
Mission statement
Public engagement
Social media
Volunteering
More »
Redirecting to Purple loosestrife control: Biological
/invasives/aquaticplants/purpleloosestrife/biocontrol.html
