| Observation | Date | Location | Number of Birds | Data Source |
|---|---|---|---|---|
| Data | 2008-04-27 | Byron Airport | 0 | Statewide Survey, 2008 (unpublished) |
| Data | 2008-04-27 | Byron Hot Springs Road | 200 | Statewide Survey, 2008 (unpublished) |
| Data | 2008-04-27 | Southwest Byron | 150 | Statewide Survey, 2008 (unpublished) |
| Data | 2008-04-27 | Los Vaqueros Reservoir - Kellog Creek | 0 | Statewide Survey, 2008 (unpublished) |
| Data | 2008-04-27 | Marsh Creek Reservoir | 8 | Statewide Survey, 2008 (unpublished) |