Round goby were introduced to the Great Lakes from Eurasia in the 1990s. Kara Holsopple: Tell me a little bit about the species. What does it look like? Sara Stahlman: The round goby is pretty small.

WE APPRECIATE THE GENEROSITY. THANK YOU VERY MUCH. A LITTLE FISH SPECIES HAS MADE ITS WAY INTO LAKE WINNEBAGO, AND BIOLOGISTS SAY IT COULD CAUSE BIG PROBLEMS FOR OTHER NATIVE FISH. HERE’S WEATHERWATCH ...