eWestern Birds

The Quarterly Journal of Western Field Ornithologists

Vol. 43, No. 4
December 2012
Western Field Ornithologists


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On Two Fronts: Occurrence of the House Sparrow in Alaska
Daniel D. Gibson

ABSTRACT: The first Alaska records of the House Sparrow (Passer domesticus), comprising birds reaching southeastern (132° W) and far western (171° W) localities in the state, probably reflect short-distance dispersals from adjacent Canada (British Columbia) and from the adjacent Russian Far East (Chukotka), respectively. Both source populations are the results of human introductions.

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