Geoffrey A Keller
28 Apr 2002
- UC Hopland Research Station
No locations found with lat/long
- HHB PORTADAT PDR 1000
- Sennheiser MKH 106
- Roche Parabola 74cm/17.7cm (29.1in/7in)
NOTES: "Bird was vocalizing from loan deciduous tree in open grassland... Area was mostly grassy slopes with scattered groves of oak trees."
BNA: Probably the Primary Song is heard. CZ 25/05/2004.