Scientists have been worried about the herring population in Lake Superior recently. In fact, last year they warned it might collapse.Lake Superior is the…

If you go out in western Lake Erie right now, you'll see us.We turn the water green. The wakes of the boats -- normally a frothy white -- we turn them a…

Lately, that green slime in the lake has been all over the news after it shut down Toledo’s water supply.Journalists, city and government officials have…

ANN ARBOR, Mich. (AP) - The University of Michigan is planning a wide-ranging study of how people in the Great Lakes region can adapt to changing water…

A fish that was almost wiped out in the Great Lakes is making a comeback in Lake Huron.Lake trout are suddenly doing what biologists have been trying to…

The stat comes from Jeff Reutter, Director of Ohio State University's Stone Laboratory. He says the converse is true for Lake Superior. It holds 50% of…

Big, ugly blooms of cyanobacteria (sometimes referred to as blue-green algae) are reappearing in the western basin (and sometimes the central basin) of…

Yellow perch are a staple of firehouse and church fish fries, and the delicate fish on that dish might once have lived in the Great Lakes. But warmer lake…

Phytoplankton – the algae that are food for plankton which in turn feed fish – are behaving strangely. They’re surrounded by a nutrient they need to grow.…

Scientists say one way climate change is harming the Great Lakes is by warming the water too quickly in the spring.That warm-up can decrease food for tiny…