1. U.S. Geological Survey Columbia Environmental Research Center Columbia MO USA
2. U.S. Geological Survey Upper Midwest Environmental Sciences Center La Crosse WI USA
3. Department of Biochemistry and Microbiology University of Victoria Victoria BC Canada
4. School of the Environment Washington State University Pullman WA USA
5. U.S. Geological Survey Wetland and Aquatic Research Center Gainesville FL USA
6. Environmental Laboratory United States Army Engineer Research & Development Center Vicksburg MS USA
7. U.S. Department of Agriculture, Wildlife Genetics Lab, Animal and Plant Health Inspection Service, Wildlife Services National Wildlife Research Center Fort Collins CO USA
8. U.S. Fish and Wildlife Service, Whitney Genetics Laboratory Midwest Fisheries Center Onalaska WI USA
9. U.S. Geological Survey Upper Midwest Water Science Center Marshfield WI USA
10. Aquatic Research and Monitoring Section Ontario Ministry of Natural Resources and Forestry Peterborough ON Canada