Sea Lampreys in Muskegon River

From U.S. Fish and Wildlife Service Midwest Region:

If untreated, sea lamprey populations in the Muskegon River would kill more than 4 million pounds of fish in Lake Michigan! Catch our interview about sea lamprey on Michigan Radio: http://bit.ly/1lVuwJR

Photo: Sea lamprey mouth by U.S. Environmental Protection Agency.