Invasion
Invasion Description
1st Record: VA/James River (tidal fresh) (George Mateja 1999 personal communication)
Geographic Extent
VA/James River (tidal fresh) (George Mateja 1999 personal communication); MD/Transquaking River (2007-2008, Davis and Gobler 2011, 38 30 N; Longitude: 75 58 W)
Vectors
| Level | Vector |
|---|---|
| Alternate | Fisheries Accidental (not Oyster) |
| Alternate | Ballast Water |
| Alternate | Aquatic Plant Shipments |
| Alternate | Natural Dispersal |