| Cnidarians-Hydrozoans | Blackfordia virginica | 1978 | Definite | Established | Ballast Water, Hull Fouling |
| Cnidarians-Anthozoans | Diadumene lineata | 1978 | Definite | Established | Hull Fouling |
| Fishes | Dorosoma petenense | 1974 | Definite | Established | Fisheries Accidental (not Oyster) |
| Algae | Gracilaria vermiculophylla | 2009 | Definite | Established | Hull Fouling, Natural Dispersal |
| Crustaceans-Copepods | Lernaea cyprinacea | 1978 | Definite | Established | Fisheries Accidental (not Oyster), Pet Release |
| Crustaceans-Barnacles | Megabalanus coccopoma | 2008 | Definite | Established | Ballast Water, Hull Fouling |
| Crustaceans-Shrimp | Penaeus monodon | 1988 | Definite | Established | Fisheries Accidental (not Oyster), Natural Dispersal |
| Crustaceans-Crabs | Petrolisthes armatus | 1991 | Definite | Established | Ballast Water, Hull Fouling, Natural Dispersal, Oyster Accidental |
| Mollusks-Bivalves | Rangia cuneata | 1978 | Definite | Established | Ballast Water, Canal, Oyster Accidental |
| Crustaceans-Isopods | Sphaeroma terebrans | 1891 | Definite | Established | Hull Fouling |