- Bay Area Open Space Council102
- CAL FIRE1
- CDF, USGS, Sonoma Ecology Center: Compiled by County of Sonoma ISD GIS Central1
- California. Department of Fish and Game1
- California. Farmland Mapping and Monitoring Program16
- California. Metropolitan Transportation Commission36
- Chin, John L.1
- Cochrane, Guy R.3
- Connie Shannon PSMFC/ CDFG1
- Conservation Lands Network101
- County of Sonoma GIS Central3
- County of Sonoma ISD GIS Central3
- County of Sonoma, Permit and Resource Management Department [PRMD] - Engineering, Drainage Review1
- Dartnell, Peter18
- Dieter, Bryan E.3
- Dr. Robert F. Holland1
- ESRI2
- Endris, Charles A.3
- Erdey, Mercedes D.3
- Fire and Resource Assessment Program (Calif.)1