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FishNet 2
USGS NAS| HUC Code | Watershed Name | Occurrence | Source |
| 01090002 | Cape Cod | Current | NatureServe |
| 01090004 | Narragansett | Current | NatureServe |
| 01090005 | Pawcatuck-Wood | Current | NatureServe |
| 01100003 | Thames | Current | NatureServe |
| 02030104 | Sandy Hook-Staten Island | Current | NatureServe |
| 02040206 | Cohansey-Maurice | Current | NatureServe |
| 02040207 | Broadkill-Smyrna | Current | NatureServe |
| 02040301 | Mullica-Toms | Current | NatureServe |
| 02040302 | Great Egg Harbor | Current | NatureServe |
| 02060004 | Severn | Current | NatureServe |
| 02060005 | Choptank | Current | NatureServe |
| 02060009 | Pocomoke | Current | NatureServe |
| 02060010 | Chincoteague | Current | NatureServe |
| 02070011 | Lower Potomac | Current | NatureServe |
| 03010205 | Albemarle | Current | NatureServe |
| 03020104 | Pamlico | Current | NatureServe |
| 03020105 | Pamlico Sound | Current | NatureServe |
| 03020106 | Bogue-Core Sounds | Current | NatureServe |
| 03020204 | Lower Neuse | Current | NatureServe |
| 03030001 | New | Current | NatureServe |
| 03030005 | Lower Cape Fear | Current | NatureServe |
| 03040207 | Carolina Coastal-Sampit | Current | NatureServe |
| 03050202 | South Carolina Coastal | Current | NatureServe |
| 03080101 | Upper St. Johns | Current | NatureServe |
| 03080102 | Oklawaha | Current | NatureServe |
| 03080103 | Lower St. Johns | Current | NatureServe |
| 03080201 | Daytona - St. Augustine | Current | NatureServe |
| 03080202 | Cape Canaveral | Current | NatureServe |
| 03080203 | Vero Beach | Current | NatureServe |
| 03090101 | Kissimmee | Current | NatureServe |
| 03090202 | Everglades | Current | NatureServe |
| 03090203 | Florida Bay-Florida Keys | Current | NatureServe |
| 03090204 | Big Cypress Swamp | Current | NatureServe |
| 03090205 | Caloosahatchee | Current | NatureServe |
| 03100101 | Peace | Current | NatureServe |
| 03100102 | Myakka | Current | NatureServe |
| 03100103 | Charlotte Harbor | Current | NatureServe |
| 03100201 | Sarasota Bay | Current | NatureServe |
| 03100207 | Crystal-Pithlachascotee | Current | NatureServe |
| 03100208 | Withlacoochee | Current | NatureServe |
| 03110101 | Waccasassa | Current | NatureServe |
| 03110102 | Econfina-Steinhatchee | Current | NatureServe |
| 03110202 | Alapaha | Current | NatureServe |
| 03110205 | Lower Suwannee | Current | NatureServe |
| 03120003 | Lower Ochlockonee | Current | NatureServe |
| 03130011 | Apalachicola | Current | NatureServe |
| 03130014 | Apalachicola Bay | Current | NatureServe |
| 03140101 | St. Andrew-St. Joseph Bays | Current | NatureServe |
| 03140102 | Choctawhatchee Bay | Current | NatureServe |
| 03140103 | Yellow | Current | NatureServe |
| 03140105 | Pensacola Bay | Current | NatureServe |
| 03140106 | Perdido | Current | NatureServe |
| 03140107 | Perdido Bay | Current | NatureServe |
| 03140203 | Lower Choctawatchee | Current | NatureServe |
| 03160203 | Lower Tombigbee | Current | NatureServe |
| 03160204 | Mobile-Tensaw | Current | NatureServe |
| 03160205 | Mobile Bay | Current | NatureServe |
| 03170008 | Escatawpa | Current | NatureServe |
| 03170009 | Mississippi Coastal | Current | NatureServe |
| 03180004 | Lower Pearl | Historic | NatureServe |
| 12030203 | Lower Trinity | Current | NatureServe |
| 12040101 | West Fork San Jacinto | Current | NatureServe |
| 12040202 | East Galveston Bay | Current | NatureServe |
| 12040204 | West Galveston Bay | Current | NatureServe |
| 12100403 | East San Antonio Bay | Current | NatureServe |
| 12100405 | Aransas Bay | Current | NatureServe |
| 12110111 | Lower Nueces | Current | NatureServe |
| 12110207 | Central Laguna Madre | Current | NatureServe |
| 12110208 | South Laguna Madre | Current | NatureServe |
| 13060001 | Pecos Headwaters | Historic | NatureServe |
| 13060002 | Pintada Arroyo | Historic | NatureServe |
| 13060007 | Upper Pecos-Long Arroyo | Current | NatureServe |
| 13060008 | Rio Hondo | Historic | NatureServe |
| 13060011 | Upper Pecos-Black | Current | NatureServe |
| 13070001 | Lower Pecos-Red Bluff Reservoir | Current | NatureServe |
| 13070002 | Delaware | Historic | NatureServe |
| 13070008 | Lower Pecos | Current | NatureServe |
| 13080003 | International Falcon Reservoir | Current | NatureServe |