1. Department of Fisheries and Wildlife, 13 Natural Resources Building, Michigan State University, East Lansing, Michigan 48824, USA
2. Pacific States Marine Fisheries Commission, NOAA Fisheries, Northwest Fisheries Science Center, Point Adams Research Station, 520 Heceta Place, Hammond, Oregon 97121, USA
3. USDA/APHIS/Wildlife Services, 2803 Jolly Rd., Suite 100, Okemos, Michigan 48864, USA
4. US Fish and Wildlife Service, National Conservation Training Center, 698 Conservation Way, Shepherdstown, West Virginia 25443, USA
5. USDA/APHIS/Wildlife Services' National Wildlife Research Center, Mississippi Field Station, Mississippi State University, PO Box 6099, Mississippi State, Mississippi 39762, USA
6. USDA/APHIS/Wildlife Services, 1714 Commerce, Suite C, Columbia, Missouri 65202, USA
7. USDA/APHIS/Wildlife Services, 4101 LaPorte Avenue, Fort Collins, Colorado 80526, USA
8. Department of Large Animal Clinical Sciences, Michigan State University, East Lansing, Michigan 48824, USA