sometimes seen in Yellowknife, Ft Smith, and other towns in southern NWT (H126_2005); not substantiated - could be other species of hummingbirds: Reported by Sirois and McRae (1996) as a vagrant on the Mainland. regular range approaches the NWT as closely as do Rufous and Calliope Hummingbirds (both of which have been documented in the NWT) in the Fort St. John area of ne. B.C. and it also occurs occasionally in northern Alberta (eBird 2012), so its occurrence in the Territory is plausible. References: eBird. 2012. , irois, J. and D. McRae. 1996. A Miniguide to a Megaterritory and a Checklist: The Birds of the Northwest Territories, Canada. Second Edition. Environment Canada, Canadian Wildlife Service