Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
36392
| MT | | Missouri River from ND to Fort Peck Lake | 1990 |
10060005
| Charlie-Little Muddy | established |
300125
| MT | Richland | Missouri River South of Bainville | 2007 |
10060005
| Charlie-Little Muddy | established |
292255
| MT | Richland | Missouri River(River Miles: 1,614.7 to 1,614.8) | 2009 |
10060005
| Charlie-Little Muddy | established |
158619
| MT | Roosevelt | Missouri River (Wolf Pt. to Yellowstone River RM 1701.0-1582.0) | 1997 |
10060005
| Charlie-Little Muddy | collected |