| Affiliation: | 1. U.S. Fish and Wildlife Service, Division of Migratory Bird Management, 3020 State University Drive East, Modoc Hall, Suite 2007, Sacramento, CA, 95819 USA;2. U.S. Fish and Wildlife Service, Division of Migratory Bird Management, 11510 American Holly Drive, Laurel, MD, 20708 USA;3. U.S. Fish and Wildlife Service, Division of Migratory Bird Management, 17 Godfrey Drive, Suite #2, Orono, ME, 04473 USA;4. U.S. Fish and Wildlife Service, Division of Migratory Bird Management, 911 N.E. 11th Avenue, Portland, OR, 97232 USA;5. U.S. Geological Survey, Patuxent Wildlife Research Center, 12100 Beech Forest Road, Laurel, MD, 20708 USA |
