Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1462948
| NV | | Colorado River in Lake Mead | 1987 |
15010005
| Lake Mead | established |
51544
| NV | Clark | Colorado River, at Lake Mead | 1959 |
15010005
| Lake Mead | established |
1468255
| NV | Clark | Colorado River, Lake Mead, Overton Beach, along shore | 1976 |
15010005
| Lake Mead | established |
1468243
| NV | Clark | Virgin River, Lake Mead at Overton Beach, in 10 ft water off shore | 1976 |
15010005
| Lake Mead | established |