Brad A. Andres,^1,* Cheri Gratto-Trevor,² Peter Hicklin,³ David Mizrahi,⁴ R. I. Guy Morrison,⁵ Paul A. Smith<sup>6

1</sup>1U.S. Fish and Wildlife Service, Division of Migratory Bird Management, PO Box 25486, DFC, Denver, C
²2Prairie and Northern Wildlife Research Centre, S&T, Environment Canada, 115 Perimeter Road, Saskato
³3Canadian Wildlife Service, Atlantic Region, P.O. Box 6227, Sackville, NB, E4L 1G6, Canada
⁴4New Jersey Audubon Society, 600 Route 47 North, Cape May Court House, NJ, 08210, USA
⁵5National Wildlife Research Centre, S&T, Environment Canada, Carleton University, 1125 Colonel By Dr
⁶6772 - 7th Conc. South, Pakenham, ON, K0A 2X0, Canada

^*Corresponding author; E-mail: brad_andres@fws.gov