I usually don't see Willow Flycatchers until mid-late May. The earliest I've had are: May 6th 2012 (N. Portland) May 7th 2011 (Sandy River Delta) May 8th 2011 (Smith and Bybee Lakes) On a separate note, there were 1,830 Evening Grosbeaks on campus at OSU this morning. Cheers, Chris Hinkle