kHz
Contributor
Denise Wight Media from this contributor Profile
Date
Location
EBMUD--Valle Vista Staging Area (permit required)
Contra Costa, California, United States
Media from this location Illustrated Checklist- Age
- Not specified
- Sex
- Not specified
- Playback
- Not specified
Observation details
Heard calling, then seen from the parking lot. The four were in silhouette, flying low over the reservoir, getting height, then flying off to the north.
Technical information
- Recorder
- Microphone
- Accessories
- Original file size
- 7.92 MB