[1] U.S. Fish and Wildlife Service. 1990. Reclassification of the Aleutian Canada Goose From Endangered to Threatened Status. Federal Register, December 12, 1990 (55 FR 51106 51112).
[2] U.S. Fish and Wildlife Service. 1991. Aleutian Canada Goose Recovery Plan. Anchorage, Alaska. 55 pp.
[3] U.S. Fish and Wildlife Service. 2001. Endangered and Threatened Wildlife and Plants; Final Rule to Remove the Aleutian Canada Goose From the Federal List of Endangered and Threatened Wildlife. Federal Register, March 21, 2001 (66 FR 15643 15656).