Steven Berendzen
Organization:
United States Fish and Wildlife Service (USFWS)
2008 Survey Participant:
No
2005 Survey Participant:
No
Audubon Citizen Science Network:
Yes Observations
| Observation | Date | Location | Number of Birds | Data Source |
|---|---|---|---|---|
| Data | 1989-06-15 | Colusa NWR T21&22 | 2250 | Breeding status, distribution, and habitat associations of the Tricolored Blackbird (Agelaius tricolor) 1859-1989. |
| Data | 1988-07-15 | Colusa NWR T21&22 | 2000 | Breeding status, distribution, and habitat associations of the Tricolored Blackbird (Agelaius tricolor) 1859-1989. |
