TY - RPRT TI - Population identification of western hemisphere shorebirds throughout the annual cycle AU - Susan M. Haig AU - C. L. Gratto-Trevor AU - Thomas D. Mullins AU - M. A. Colwell PY - 2003 DO - 10.1046/j.1365-294x.1997.t01-1-00203.x UR - https://pubs.usgs.gov/publication/1015662 ID - 1015662 ER -