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Watercraft Inspection Station

Protect Montana Waters from Aquatic Invasive Species

Boat trailer on highway

Traveling to Montana? AIS inspections are required

Bringing Watercraft to MT >
Man drying boat

Follow three simple steps: Clean, Drain, Dry

What you can do >
Inspection Station

Watercraft inspections are required. Find an inspection station near you.

Inspection Stations >
Boat on Tiber Reservoir

Register online to become certified for the 2021 season.

Tiber Certified Boaters >

Plants, animals, or pathogens not native to Montana that can cause harm.

What are AIS? >
Warden on patrol

A summary of Montana's AIS laws and rules

Rules & regulations >
Flowering Rush

AIS Species and Identification

See ID Guide >
Eurasion Water Mifoil

Find a suspected AIS?

Report online >

AIS News

AIS Dashboards

Data updated every Tuesday during the summer season.

Boat Inspections


AIS Species Sampling

Sign up for email updates 

Help Stop the spread

AIS Resources

Information and materials to use in your AIS outreach efforts

Resources >
AIS Reports

Plans reports and surveys.

Reports >

FWP's Aquatic Invasive Species staff is here to help.

Contact Us >