| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
229252
| CA | | San Francisco Delta | 1989 |
18050004
| San Francisco Bay | established |
|
229251
| CA | | San Francisco Delta | 1989 |
18050004
| San Francisco Bay | established |
|
1440658
| CA | Butte | Along the edge of a new subdivision road, 1/2 mile east of Dunstone Drive, about 1/2 mile north of Bangor Park Road, west of Bangor. | 1989 |
18020159
| Honcut Headwaters-Lower Feather | established |
|
1440791
| CA | Placer | Burton Creek SP | 1989 |
16050101
| Lake Tahoe | established |
|
1440790
| CA | Riverside | just S of Vail Lake (pond and freshwater marsh in Kolb Creek) | 1989 |
18070302
| Santa Margarita | established |
|
1440659
| CA | Riverside | Peninsular Range, Vail Lake area; along Arroyo Seco drainage from jct with Kolb Creek, S to within 0.25 mi of Hwy 79. | 1989 |
18070302
| Santa Margarita | established |
|
1440631
| CA | San Diego | Camp Joseph Pendleton MCB. San Diego County, California. Base Section: Victor. | 1989 |
18070301
| Aliso-San Onofre | established |
|
1440404
| CA | San Diego | Common in seep at base of earth dam, east of McCain Valley Road terminus. | 1989 |
18100202
| Carrizo Creek | established |
|
1440630
| CA | Sierra | Sierra Valley, Martinetti Ranch (Elvers). | 1989 |
18020123
| Middle Fork Feather | established |
|
229604
| MS | | Mississippi River, delta region | 1989 |
08060100
| Lower Mississippi-Natchez | established |
|
1758751
| PA | McKean | [No locality description provided] | 1989 |
05010001
| Upper Allegheny | |
|
1758947
| PA | McKean | [No locality description provided] | 1989 |
05010001
| Upper Allegheny | |
|
1760140
| PA | McKean | [No locality description provided] | 1989 |
05010001
| Upper Allegheny | |
|
232972
| PA | McKean | Hamilton Township, NW end of bridge over Kinzua Bay | 1989 |
05010001
| Upper Allegheny | established |