Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
278665
| CA | Butte | 6 miles south of Chico, irrigation ditch, on w side of Goodspeed Watt Rd | 1959 |
18020158
| Butte Creek | collected |
619863
| CA | Butte | Butte County | 1939 |
18020158
| Butte Creek | established |
619860
| CA | Butte | Butte County | 1959 |
18020158
| Butte Creek | established |
4744
| CA | Butte | Chico | 1940 |
18020157
| Big Chico Creek-Sacramento River | established |
278666
| CA | Butte | Little Chico Creek | 1959 |
18020158
| Butte Creek | collected |
278667
| CA | Colusa | Colusa County | 1959 |
18020100
| Lower Sacramento | collected |
619861
| CA | Colusa | Colusa County | 1959 |
18020104
| Sacramento-Stone Corral | established |
1420835
| CA | Glenn | Stony Creek, 1 mi N Orland, I-5 bridge | 1989 |
18020115
| Upper Stony | unknown |
4746
| CA | Napa | Putah Creek [county line between Yolo and Solano Countys] | 1992 |
18020162
| Upper Putah | established |
619859
| CA | Sacramento | Delta [general location] | 1959 |
18020163
| Lower Sacramento | established |
619858
| CA | Sacramento | Delta [general location] | 2005 |
18020163
| Lower Sacramento | established |
1323575
| CA | Yolo | Drainage ditch four miles east of Woodland | 1959 |
18020163
| Lower Sacramento | unknown |
1323576
| CA | Yolo | Irrigation ditch near causeway six miles northeast of Davis | 1959 |
18020163
| Lower Sacramento | unknown |
278671
| CA | Yolo | Putah Creek flowing into the Sacramento near Davis | 1959 |
18020162
| Upper Putah | collected |
278670
| CA | Yolo | Yolo County | 1959 |
18020100
| Lower Sacramento | collected |
619862
| CA | Yolo | Yolo County | 1959 |
18020104
| Sacramento-Stone Corral | established |