Spring, 2005 Migration First Heard Singing* May 10 , 2005 Date Town St/Prv Lat (N) Long (W) 05/07/05 Lethbridge AB 49.42 -112.49 03/05/05 Polson MT 47.7 -114.27 *Recommended for mapping. Initiation of "Song" is the clearest pattern we expect to see as we track the spring robin migration. Copyright 1997- 2005 Journey North. All Rights Reserved. Please send all questions, comments, and suggestions to our feedback form.