About the Author(s)

Cheri Gratto-Trevor, a native of Nova Scotia, began work on the Semipalmated Sandpiper as a summer employee of the Canadian Wildlife Service after her second year of undergraduate study at Acadia University, Wolfville, Nova Scotia. She banded staging shorebirds in Ontario from 1976 to 1981, and at the Bay of Fundy in 1982. From 1980 to 1987 she conducted an eight year breeding study of a population of Semipalmated Sandpipers at La Pérouse Bay, near Churchill, Manitoba: the first and last three years as part of academic degrees. Her Ph.D. is from the University of North Dakota (1989). As a research scientist at the Prairie and Northern Wildlife Centre, Canadian Wildlife Service in Saskatoon, she is presently involved in studies of shorebirds (including Semipalmated Sandpipers) in the Mackenzie Delta lowlands of the Northwest Territories and at Quill Lakes, Saskatchewan. Address: Prairie & Northern Wildlife Center, Canadian Wildlife Service, 115 Perimeter Rd., Saskatoon, Sask. CANADA S7N 0X4.