
Protecting Our Lake For Future Generations.
The purpose of the Big Marine Lake Association is:
To monitor, identify, control, and (if possible) eradicate problematic Aquatic Invasive Species, “AIS”, in the waters the lake.
To educate and inform BML lakeshore property owners and those with lake access rights about issues impacting the current and future aquatic health of BML.
Become a yearly sponsor and help supercharge our efforts to protect our lake.
Your tax-deductible sponsorship helps fund various ongoing critical preservation efforts in and around Big Marine Lake.
Learn about invasive aquatic threats to Big Marine Lake.
Eurasian Water Milfoil is a major threat to our lovely lake, but there are other aquatic invasive species (AIS) that pose equally serious challenges. Get to know them with our handy guide to things you probably never knew you had to know about as a lakeshore property owner or lake user in Minnesota.
Stay current with the BMLA newsletter!
The BMLA newsletter is the easiest and quickest way to stay up-to-date on the latest lake news, EWM updates, and neighborly happenings.
You should care—Your lakeside investment depends on it.
Whether you’re most comfortable contributing time to help achieve our advocacy goals, donating money to help us grow, or helping us with on-the-water efforts, we need your help.

“Relax. You’re at the lake.”
~ Big Marine