Aquatic Invasive Species Outreach Materials

Outreach materials are provided to help organizations and individuals promote aquatic invasive species (AIS) prevention activities in their communities. The DNR’s Invasive Species Program provides printed materials and design files, as well as providing review of AIS materials created by other organizations.


Print materials

You may order select publications directly from the DNR by filling out the AIS Publication Request Form. You may also print these materials on your own.


Help Protect Minnesota Waters brochure

Outlines current Minnesota AIS laws and recommendations. Includes photographs and information to help identify AIS.

Purple loosestrife brochure

Explains how to identify and manage purple loosestrife.

Prevention cards

Two-sided cards that list the steps recreational users can take to prevent the spread of aquatic invasive species.

Watch cards, identification cards and factsheets

WATCH cards

Water-resistant and durable wallet-sized identification cards with color photos, keys to identification, spread prevention tips, and how to report a suspect AIS. Seventeen species cards, like the Starry Stonewort WATCH card, are available.

Identification cards

Laminated identification cards with pictures of invasive species and their native look-a-likes.

Fact sheets

Describes the species, distribution, identification, associated problems, how it spreads, spread prevention, regulatory classification, and management/control options allowed through permits.


Invasive species calendar

8.5" x 11" fold-out calendar highlighting invasive species issues in Minnesota.


AIS signs at water accesses

Help Stop Aquatic Hitchhikers! signs at water accesses are a key public awareness strategy to help prevent the spread of aquatic invasive species.

Additional items

Letter to resort visitors

Highlights current AIS laws and includes precautions boaters and anglers can take to prevent the spread of invasive species when visiting Minnesota Waters.

Door hanger

Reminds lakeshore property owners to check water-related equipment (watercraft, swimming rafts, docks, lifts) for AIS when removing them from water in the fall.



Invasive Species Program, [email protected], 651-259-5100

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