1. Wisconsin Cooperative Fishery Research Unit, Fisheries Analysis Center, College of Natural Resources University of Wisconsin–Stevens Point Stevens Point Wisconsin USA
2. Wisconsin Department of Natural Resources Bureau of Fisheries Management Bayfield Wisconsin USA
3. Wisconsin Department of Natural Resources, Bureau of Fisheries Management Dodgeville Service Center Dodgeville Wisconsin USA
4. Wisconsin Department of Natural Resources, Office of Applied Science Escanaba Lake Research Station Boulder Junction Wisconsin USA
5. University of Wisconsin Zoological Museum, University of Wisconsin–Madison Madison Wisconsin USA
6. U.S. Geological Survey, Wisconsin Cooperative Fishery Research Unit, College of Natural Resources University of Wisconsin–Stevens Point Stevens Point Wisconsin USA