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FishNet 2
USGS NAS| HUC Code | Watershed Name | Occurrence | Source |
| 03140104 | Blackwater | Current | NatureServe |
| 03140105 | Pensacola Bay | Current | NatureServe |
| 03140107 | Perdido Bay | Current | NatureServe |
| 03140305 | Escambia | Historic | NatureServe |
| 03160204 | Mobile-Tensaw | Current | NatureServe |
| 03170009 | Mississippi Coastal | Current | NatureServe |
| 03180004 | Lower Pearl | Current | NatureServe |
| 08070204 | Lake Maurepas | Current | NatureServe |
| 08080101 | Atchafalaya | Current | NatureServe |
| 08080102 | Bayou Teche | Current | NatureServe |
| 08080103 | Vermillion | Current | NatureServe |
| 08090100 | Lower Mississippi-New Orleans | Current | NatureServe |
| 08090201 | Liberty Bayou-Tchefuncta | Current | NatureServe |
| 08090203 | Eastern Louisiana Coastal | Current | NatureServe |
| 08090301 | East Central Louisiana Coastal | Current | NatureServe |
| 08090302 | West Central Louisiana Coastal | Current | NatureServe |
| 12040201 | Sabine Lake | Current | NatureServe |
| 12040202 | East Galveston Bay | Current | NatureServe |
| 12040204 | West Galveston Bay | Current | NatureServe |
| 12040205 | Austin-Oyster | Current | NatureServe |
| 12070104 | Lower Brazos | Current | NatureServe |
| 12090401 | San Bernard | Current | NatureServe |
| 12090402 | East Matagorda Bay | Current | NatureServe |