| Authors: |
Johnson FA; Wetland and Aquatic Research Center, U. S. Geological Survey, Gainesville, Florida, United States of America., Fackler PL; Department of Agriculture and Resource Economics, North Carolina State University, Raleigh, North Carolina, United States of America., Boomer GS; Division of Migratory Bird Management, U. S. Fish and Wildlife Service, Laurel, Maryland, United States of America., Zimmerman GS; Division of Migratory Bird Management, U.S. Fish and Wildlife Service, Sacramento, California, United States of America., Williams BK; The Wildlife Society, Bethesda, Maryland, United States of America., Nichols JD; Patuxent Wildlife Research Center, U.S. Geological Survey, Laurel, Maryland, United States of America., Dorazio RM; Wetland and Aquatic Research Center, U. S. Geological Survey, Gainesville, Florida, United States of America. |