| Crustaceans-Copepods | Argulus japonicus | 1974 | Definite | Established | Fisheries Accidental (not Oyster), Pet Release |
| Mollusks-Gastropods | Bithynia tentaculata | 1935 | Definite | Established | Dry Ballast, Hull Fouling, Natural Dispersal, Packing Material |
| Arthropoda-Insects | Chilacis typhae* | 2000 | Definite | Established | Aquatic Plant Shipments, Cargo, Dry Ballast |
| Mollusks-Bivalves | Corbicula fluminea | 1980 | Definite | Established | Aquatic Plant Shipments, Discarded Bait, Fisheries Accidental (not Oyster), Pet Release |
| Crustaceans-Cladocerans | Daphnia lumholtzi | None | Definite | Established | None |
| Mollusks-Bivalves | Dreissena polymorpha | 1988 | Definite | Established | Ballast Water |