Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
746209
| MD | Harford | [Susquehanna River], 1.0 mile upstream from Conowingo Dam, [ca. 11.1 air miles N center Aberdeen] | 1949 |
02050306
| Lower Susquehanna | established |
35417
| MI | Keweenaw | Lake Superior, Isle Royale | 1949 |
04180000
| Lake Superior | established |
284658
| MT | Fallon | Westrope Dam | 1949 |
10110201
| Upper Little Missouri | established |
284591
| MT | Powder River | Russell Reservoir | 1949 |
10090207
| Middle Powder | established |
611468
| NC | Alleghany | Lake Louise at Roaring Gap, [ca. 10.4 air miles SE from center Sparta] | 1949 |
05050001
| Upper New | established |
746318
| NC | Ashe | South Fork New River, at mouth of small creek, 3.5 miles [NNW] of Scottville, [ca. 12.1 air miles WNW center Sparta] | 1949 |
05050001
| Upper New | established |
611706
| NC | Wake | Neuse River on US 64, at Milburnie, [ca. 5.6 miles ENE center Raleigh] | 1949 |
03020201
| Upper Neuse | established |
746135
| NC | Watauga | South Fork New River, 0.75 miles above [=upstream] mouth of Howards Creek, [ca. 3.4 air] miles [NE center] Boone | 1949 |
05050001
| Upper New | established |
1405375
| OK | Alfalfa | Boat dock cove | 1949 |
11060004
| Lower Salt Fork Arkansas | established |
746079
| OR | Klamath | LOST R. AT CRYSTAL SPR. BR. | 1949 |
18010204
| Lost | established |
42768
| SD | Brown | Richmond Lake, 12.8 km NW Aberdeen, an impoundment on Foot Creek (site #36) | 1949 |
10160003
| Upper James | established |
42774
| SD | Perkins | Flat Creek Lake (#134), 16 km S Lemmon at hwy 73 (a small impoundment of Flat Creek) | 1949 |
10130303
| Grand | established |
263899
| UT | Uintah | Red Fleet Reservoir [=Big Brush Creek ~7 mi N of Vernal] | 1949 |
14060010
| Lower Green-Diamond | established |