Geoffrey A Keller
27 May 2001
- 1.6 km E of Weldon; Kern River Preserve on Highway 178
- 823 meters
- HHB PORTADAT PDR 1000
- Sennheiser MKH 106
- Roche Parabola 74cm/17.7cm (29.1in/7in)
NOTES: "Bird was vocalizing from unknown location riparian willow thicket, also containing Fremont Cottonwood... This bird's territory was adjacent to another Willow Flycatcher's territory. Sunrise will not bee until 5:55."