Colony Locations (Public)
This table contains publicly-accessible records of locations of tricolored blackbird colonies and aggregations. These may have occurred on either public or private property.
If you have not obtained rights of access to locations on private property, please view colonies from public (e.g., county) roads.
Fields provided are county, accepted name of location, whether the location is a known colony location, geographic coordinates, the confidence in the location coordinates, and the primary and secondary substrates types (the types of vegetation present).
Download Data: Excel Spreadsheet (.xls), Comma Separated Values (.csv)
| County |
Name |
Colony | Latitude | Longitude | Location Confidence | Primary Substrate | Secondary Substrate |
|---|---|---|---|---|---|---|---|
| Sacramento | Alta Mesa Road north of Little Acres Lane | No | 38.399146 | -121.224346 | Certain | other (note in Comments) | |
| Sacramento | Alta Mesa Road | No | 38.277500 | -121.224900 | Certain | Himalayan blackberry (Rubus armeniacus) | |
| Sacramento | Aleatha W Landry | No | 38.502266 | -121.261425 | Certain | Himalayan blackberry (Rubus armeniacus) | |
| Alameda | Alameda Creek | Yes | 37.578600 | -121.877800 | Certain | milk thistle (Silybum marianum) | mustard (Brassica spp.) |
| Sacramento | Alabama Road | Yes | 38.284900 | -121.209500 | Certain | other (note in Comments) | |
| Placer | Airport Road | No | 38.908800 | -121.358500 | Certain | ||
| Glenn | Afton | Yes | 39.419000 | -121.967000 | Uncertain | bulrush or tule (Schoenoplectus spp.) | |
| Solano | Admiral Callaghan Lane | Yes | 38.131800 | -122.224100 | Certain | bulrush or tule (Schoenoplectus spp.) | cattails (Typha spp.) |
| Siskiyou | Adams Point., Klamath Co. OR | Yes | 42.018087 | -121.508446 | Certain | California blackberry (Rubus ursinus) | |
| Colusa | Acre Farms Willows | Yes | 39.224750 | -122.099650 | Certain | cattails (Typha spp.) | willows (Salix spp.) |
| Butte | 7 Mile Lane at Nelson Road | No | 39.547100 | -121.910600 | Certain | ||
| Merced | 4th Ave past Rosa Rd. | Yes | 37.320663 | -120.873942 | Certain | Himalayan blackberry (Rubus armeniacus) | |
| Stanislaus | 28 Mile Road | No | 37.860820 | -120.828720 | Certain | other (note in Comments) | |
| Stanislaus | 26 Mile Road | Yes | 37.866600 | -120.879000 | Certain | Himalayan blackberry (Rubus armeniacus) | |
| Sacramento | 16th Street at Elverta Road | No | Certain | other (note in Comments) | |||
| Placer | 1405 E Joiner Pkwy | Yes | 38.862735 | -121.286874 | Certain | Himalayan blackberry (Rubus armeniacus) | cattails (Typha spp.) |
