An invasive alga known as didymo, or "rock snot," was discovered in Michigan's Au Sable River, raising concerns with environmentalists and the local fishing community.
The hemlock wool adelgid, an invasive species that threatens Michigan's hemlock population, has been found in a seventh county. Learn how to identify and report.
As Michiganders take to the lakes, it's important to know how we can protect them. That starts with awareness and tips on keeping invasive species out!