September 22, 2015
As part of the Great Lakes Herring Gull Monitoring Program, the Canadian Wildlife Service has collected herring gull eggs for over 30 years to track the status and trends of legacy contaminants across the Great Lakes basin. More recent collections by the U.S. Fish and Wildlife Service in partnership with Canada, the Michigan Department of Environmental Quality and partners at Michigan State University, Clemson University and the University of Maryland have added to this monitoring program.
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About Environmental Contaminants Investigations