Lake Michigan’s waters have dramatically cleared up in the past two decades, but researchers fear the changes could be hurting marine life. Several factors have made the water clearer, including reductions in agricultural and sewage runoff. But invasive mussels have played a bigger role, researchers say; there are trillions of them now, enough to filter …
This content is restricted to subscribers of OutdoorNews.com. If you are already an OutdoorNews.com subscriber, you can log in here. If you are not and would like to read this and all the other great content OutdoorNews.com has to offer, click here.
Lake Michigan gets clearer, but it’s not all good news Read More »
