Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
617928
| CA | Alameda | Alameda County | 1879 |
18050004
| San Francisco Bay | established |
28233
| CA | Alameda | Alameda County, private pond | 1879 |
18050000
| San Francisco Bay | established |
29394
| CA | Alameda | Alameda County, private pond | 1879 |
18050000
| San Francisco Bay | established |
158068
| CA | Marin | Golden Gate National Recreation Area | 1999 |
18050005
| Tomales-Drake Bays | collected |
609868
| CA | Marin | Lagunitas Cr. at crossing of US Hwy 1 on edge Pt. Reyes Station. | 1975 |
18050005
| Tomales-Drake Bays | established |
157821
| CA | Marin | Tomales Bay (just north of San Francisco) | 2002 |
18050005
| Tomales-Drake Bays | established |
29396
| CA | San Francisco | Lake Merced (San Francisco water supply) | 1891 |
18050006
| San Francisco Coastal South | eradicated |
28236
| CA | San Francisco | Lake Merced (San Francisco water supply) | 1896 |
18050006
| San Francisco Coastal South | established |
29395
| CA | San Francisco | Lake Merced (San Francisco water supply) | 1946 |
18050006
| San Francisco Coastal South | established |
158297
| CA | San Francisco | Presidio of San Francisco Park | 1999 |
18050002
| San Pablo Bay | established |
617922
| CA | San Francisco | San Francisco Bay - Lake Merced | 1896 |
18050006
| San Francisco Coastal South | established |
157830
| CA | San Francisco | San Francisco Bay area | 2002 |
18050004
| San Francisco Bay | established |
617927
| CA | Solano | Suisun Bay | 1966 |
18050001
| Suisun Bay | established |
163506
| CA | Solano | Suisun Marsh [wetlands between Grizzly Bay and Fairfield] | 2002 |
18050001
| Suisun Bay | established |
28793
| CA | Sonoma | Sonoma Valley, pond | 1872 |
18050002
| San Pablo Bay | established |