Click on a watershed to see the fish within it.
Please note, the list of fish will be found within that watershed, but not necessarily in this county.
| Lower Calaveras-Mormon Slough |
| Lower Cosumnes-Lower Mokelumne |
| Middle San Joaquin-Lower Merced-Lower Stanislaus |
| Panoche-San Luis Reservoir |
| San Francisco Bay |
| San Joaquin Delta |