- California. Department of Fish and Game. Marine Resources Region139
- Golden, Nadine E.90
- California. Department of Water Resources83
- Pacific Coastal and Marine Science Center73
- California. Department of Transportation59
- Johnson, Samuel Y.52
- Greene, H. G.37
- Calaveras County GIS36
- Sacramento County GIS35
- Moss Landing Marine Laboratories32
- Hartwell, Stephen R.27
- Manson, Michael W.27
- Endris, Charles A.25
- Ritchie, Andrew C.24
- California. Office of Statewide Health Planning and Development17
- Dartnell, Peter17
- Phillips, Eleyne L.17
- Fire and Resource Assessment Program (Calif.)16
- Dieter, Bryan E.15
- City of Hayward14