Geoffrey A Keller
14 Apr 2001
- 11.0 km NW of Palo Verde
- 122 meters
- HHB PORTADAT PDR 1000
- Sennheiser MKH 106
- Roche Parabola 74cm/17.7cm (29.1in/7in)
NOTES: "Bird was vocalizing from unknown location at base of rocky outcropping adjacent to riparian area..."
BNA: Song is heard. CZ 03/06/2004.
[Forty-five songs, all of which are quite similar (though a few are somewhat abbreviated). Quality changed from to 1 to 2-1 (a bit busy) - CAM - 9 February 2005]