News Posted August 7, 2008 Share Posted August 7, 2008 In just a few years, the gravel and white boulders that for centuries covered the bottom of Lake Michigan between Chicago and the Door County peninsula have disappeared under a carpet of mussels and primitive plant life.More... Link to comment Share on other sites More sharing options...
Recommended Posts
Create an account or sign in to comment
You need to be a member in order to leave a comment
Create an account
Sign up for a new account in our community. It's easy!
Register a new accountSign in
Already have an account? Sign in here.
Sign In Now