Great Waters Research Collaborative

Study: Ships move non-native species in Great Lakes

MADISON, Wis. — A new study on ballast water discharge has found Great Lakes ships are moving non-native species from the lower lakes to western Lake Superior. The study was conducted by the Great Waters Research Collaborative, which is a project of University of Wisconsin-Superior’s Lake Superior Research Institute, Wisconsin Public Radio reported. Researchers sampled 15 ballast water discharges from…