| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
28007
| AZ | Coconino | Grand Canyon (Colorado River and Bright Angel Creek) | 1960 |
15010001
| Lower Colorado-Marble Canyon | established |
|
28008
| AZ | Coconino | Little Colorado River | 1960 |
15020016
| Lower Little Colorado | established |
|
268462
| UT | Daggett | Green River, at Flaming Gorge Reservoir | 1960 |
14040106
| Upper Green-Flaming Gorge Reservoir | stocked |
|
262684
| UT | Utah | Green River, upper | 1960 |
14040106
| Upper Green-Flaming Gorge Reservoir | established |