Publisher
- Gap Analysis Program (U.S.)60
- Fire and Resource Assessment Program (Calif.)7
- Geological Survey (U.S.)4
- San Joaquin County (Calif.). Community Development Department4
- Northeast Ocean Data3
- Northeast Regional Ocean Council3
- Environmental Systems Research Institute (Redlands, Calif.)1
- Humboldt County Planning and Building Department1
- National Atlas of the United States1
- Northeast Region Ocean Council1
- Placer County1
- Tehama County Public Works1
- U.S. Fish and Wildlife Service1