1. U.S. Geological Survey Leetown Science Center, S.O. Conte Anadromous Fish Research Laboratory 1 Migratory Way Turners Falls Massachusetts01376USA
2. U.S. Geological Survey Great Lakes Science Center, Hammond Bay Biological Station 11188 Ray Road Millersburg Michigan49759USA
3. Michigan State University, Department of Fisheries and Wildlife Room 13 Natural Resources Building East Lansing Michigan48824USA