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FishNet 2
USGS NAS| HUC Code | Watershed Name | Occurrence | Source |
| 02050303 | Raystown | Current | NatureServe |
| 02050304 | Lower Juniata | Current | NatureServe |
| 02060002 | Chester-Sassafras | Current | NatureServe |
| 02060003 | Gunpowder-Patapsco | Current | NatureServe |
| 02060006 | Patuxent | Current | NatureServe |
| 02060008 | Nanticoke | Current | NatureServe |
| 02070001 | South Branch Potomac | Current | NatureServe |
| 02070002 | North Branch Potomac | Current | NatureServe |
| 02070003 | Cacapon-Town | Current | NatureServe |
| 02070004 | Conococheague-Opequon | Current | NatureServe |
| 02070005 | South Fork Shenandoah | Current | NatureServe |
| 02070006 | North Fork Shenandoah | Current | NatureServe |
| 02070007 | Shenandoah | Current | NatureServe |
| 02070008 | Middle Potomac-Catoctin | Current | NatureServe |
| 02070009 | Monocacy | Current | NatureServe |
| 02070010 | Middle Potomac-Anacostia-Occoquan | Current | NatureServe |
| 02080201 | Upper James | Current | NatureServe |
| 02080202 | Maury | Current | NatureServe |
| 02080203 | Middle James-Buffalo | Current | NatureServe |
| 02080204 | Rivanna | Current | NatureServe |
| 03010101 | Upper Roanoke | Current | NatureServe |
| 03010103 | Upper Dan | Current | NatureServe |