Stop the Spread of Invasive Species

Wisconsin has laws designed to prevent the spread of harmful invasive species.

• Immediately after removing a vehicle, boat, trailer, or equipment from the water, and before leaving the launch area, boaters must:
• Remove all attached aquatic plants and animals and…
• Drain all water from the vehicle, boat, trailer, or equipment, including water in any motor, tank, or other container.
• If a boat, trailer, or equipment has an aquatic plant or aquatic animal attached, then a boater may not:
• Launch or place the boat, trailer, or equipment on any Wisconsin waters or…
• Transport the vehicle, boat, trailer, or equipment on any public highways.
• Before transporting a vehicle, boat, trailer, or equipment from another state to Wisconsin waters, boaters must:
• Remove all attached aquatic plants and animals and…
• Drain all water from the vehicle, boat, trailer, or equipment, including water in any motor, tank, or other container.
• No one may use a prohibited fish invasive species or prohibited crayfish invasive species as bait.