For the past decade, the number of new aquatic invasive species-infested waters in Minnesota has fluctuated anywhere from 87 in 2018 to 41 in 2024. This past year marked the lowest number of new bodies of water added to the list since 2011 – the same year watercraft inspectors were permitted to examine boats.
But individuals and groups that work to combat AIS say the progress they see is at risk.
