Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
158701
| NE | | Niobrara River | 1980 |
10150004
| Middle Niobrara | established |
545455
| NE | Brown | Missouri River | 1995 |
10150004
| Middle Niobrara | established |
546183
| NE | Brown | Niobrara River, 350yd up from brg on N side | 1970 |
10150004
| Middle Niobrara | established |
546074
| NE | Brown | Plum Creek, 12w 2.5n Ainsworth | 1995 |
10150004
| Middle Niobrara | established |
546075
| NE | Brown | Plum Creek, 12w 2.5n Ainsworth | 1995 |
10150004
| Middle Niobrara | established |
546073
| NE | Brown | Plum Creek, 1w Johnstown | 1995 |
10150004
| Middle Niobrara | established |
610096
| NE | Cherry | 8.5 mi. S. of Nenzel on Hwy 97, Site-282; T33N,R32W,Sec.30,NE1/4ofSE1/4; UTM 14T 326190E 4741372N; Upper Niobrara River | 2004 |
10150004
| Middle Niobrara | established |
1651025
| NE | Cherry | Cherry County, NE, USA | 2019 |
10150004
| Middle Niobrara | established |
544998
| NE | Cherry | Haines Branch | 1990 |
10150004
| Middle Niobrara | established |
544995
| NE | Cherry | Minnechaduza Creek | 1990 |
10150004
| Middle Niobrara | established |
546076
| NE | Cherry | Minnechaduza Creek, 7.5e .5n Kilgore | 1995 |
10150004
| Middle Niobrara | established |
544965
| NE | Cherry | Missouri River | 1987 |
10150004
| Middle Niobrara | established |
545427
| NE | Cherry | Missouri River | 1991 |
10150004
| Middle Niobrara | established |
545458
| NE | Cherry | Missouri River | 1995 |
10150004
| Middle Niobrara | established |
546186
| NE | Cherry | Niobrara River, Below dam at Valentine | 1970 |
10150004
| Middle Niobrara | established |
545541
| NE | Cherry | Niobrara River, Johnson site 282 | 2004 |
10150004
| Middle Niobrara | established |
546184
| NE | Cherry | Niobrara River, Nio.R.Ft. Valentine below dam | 1970 |
10150004
| Middle Niobrara | established |
546185
| NE | Cherry | Niobrara River, Nio.R.Ft. Valentine from brd to dam | 1970 |
10150004
| Middle Niobrara | established |
546077
| NE | Cherry | Schlagel Creek, 5s Valentine | 1995 |
10150004
| Middle Niobrara | established |
544997
| NE | Cherry | Weeping Water Creek | 1990 |
10150004
| Middle Niobrara | established |
545828
| NE | Holt | Niobrara River, 6s Naper | 1939 |
10150004
| Middle Niobrara | established |
546193
| NE | Rock | Niobrara River, Bassett station | 1970 |
10150004
| Middle Niobrara | established |