Typical songs of the five widespread Empidonax flycatchers of western North America, in field guide format. Vertical axes in kiloHertz, horizontal in seconds. Click on each lettered trace on the sonogram to hear the sound(s) depicted there. Click on the blue trace at the top of each panel to hear 10 seconds of singing. Numbered arrows are keyed to species text. Recording data in text: recordist, location, date. Recordings Andrew Rush or Arch McCallum; text, layout, and sonograms Arch McCallum.

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Western Flycatcher Dawnsong, Deschutes County, Oregon, 19 June 2005 Western Flycatcher Songtype 1, Deschutes County, Oregon, 19 June 2005 Western Flycatcher Songtype 2, Deschutes County, Oregon, 19 June 2005 Western Flycatcher Songtype 3, Deschutes County, Oregon, 19 June 2005 Western Flycatcher 'tseet' callnote, aka 'Female Position Note', McKinley County, New Mexico, 08 July 2006 Western Flycatcher Territorial songtype, aka 'Male Position Note', Pacific-slope form, Galiano Island, British Columbia, 01 June 1991 Western Flycatcher Territorial songtype, aka 'Male Position Note', Interior form, Brewster County, Texas, 01 June 2010 Hammond's Flycatcher Dawnsong, San Juan County, New Mexico, 11 June 1981 Hammond's Flycatcher Songtype 1, Pend Oreille County, Washington, 10 June 2006 Hammond's Flycatcher Songtype 2, Deschutes County, Oregon, 24 May 2009 Hammond's Flycatcher Songtype 3, Deschutes County, Oregon, 24 May 2009 Hammond's Flycatcher 'pip' callnote, Cibola County, New Mexico, 19 June 1981 Hammond's Flycatcher 'k-lear' calltype, Pend Oreille County, Washington, 10 June 2006 Hammond's Flycatcher 'whe-zee' calltype, San Juan County, New Mexico, 11 June 1981 Dusky Flycatcher Dawnsong, Deschutes County, Oregon, 24 May 2009 Dusky Flycatcher Songtype 1, Deschutes County, Oregon, 24 May 2009 Dusky Flycatcher Songtype 2, Deschutes County, Oregon, 24 May 2009 Dusky Flycatcher Songtype 3, Deschutes County, Oregon, 24 May 2009 Dusky Flycatcher 'whit' callnote, Harney County, Oregon, 25 May 2005 Dusky Flycatcher 'du' calltype, Lake County, Oregon, 13 June 2002 Dusky Flycatcher 'hic' calltype, Lake County, Oregon, 13 June 2002 Gray Flycatcher Dawnsong, Gray Flycatcher Songtype 1, Deschutes County, Oregon, 24 May 2009 Gray Flycatcher Songtype 2, Deschutes County, Oregon, 24 May 2009 Gray Flycatcher 'whit' callnote, Deschutes County, Oregon, 13 June 2004 Gray Flycatcher 'whea' calltype, Lake County, Oregon, 01 June 2003 Gray Flycatcher 'twit' calltype, Deschutes County, Oregon, 13 June 2004 Willow Flycatcher 'fitz-bew' songtype, Princeton, British Columbia, 06 June 2007.  Andrew Rush Willow Flycatcher 'fizz-bew' songtype, Princeton, British Columbia, 06 June 2007.  Andrew Rush Willow Flycatcher 'creet' songtype, Douglas County, Oregon, 14 June 2007 Willow Flycatcher 'whit' callnote, Lane County, Oregon, 11 August 2007 Field Guide Page: Western Empidonax