Crustaceans-Barnacles | Amphibalanus improvisus | 1895 | Definite | Established | Ballast Water, Hull Fouling, Natural Dispersal |
Crustaceans-Barnacles | Austrominius modestus | 2016 | Definite | Established | Ballast Water, Hull Fouling, Natural Dispersal |
Algae | Bonnemaisonia hamifera | 1902 | Definite | Established | Hull Fouling |
Algae | Campylaephora sungminbooi* | 1996 | Definite | Established | Ballast Water, Hull Fouling, Oyster Accidental |
Crustaceans-Amphipods | Caprella mutica | 2011 | Definite | Established | Ballast Water, Hull Fouling |
Algae | Codium fragile ssp. Fragile | 1938 | Definite | Established | Fisheries Accidental (not Oyster), Hull Fouling, Natural Dispersal |
Algae | Colpomenia peregrina* | 1985 | Definite | Established | Hull Fouling, Natural Dispersal, Oyster Accidental |
Cnidarians-Hydrozoans | Cordylophora caspia | 1985 | Definite | Established | None |
Mollusks-Gastropods | Crepidula fornicata | 1950 | Definite | Established | Ballast Water, Hull Fouling, Natural Dispersal, Oyster Accidental |
Algae | Dasysiphonia japonica | 2002 | Definite | Established | None |
Crustaceans-Crabs | Eriocheir sinensis | 1986 | Definite | Established | Ballast Water, Hull Fouling, Natural Dispersal |
Cnidarians-Hydrozoans | Gonionemus vertens | 1921 | Definite | Established | Ballast Water, Hull Fouling, Oyster Accidental |
Algae | Gracilaria vermiculophylla | 2003 | Definite | Established | Ballast Water, Fisheries Accidental (not Oyster), Hull Fouling, Oyster Accidental |
Crustaceans-Crabs | Hemigrapsus sanguineus | 2016 | Definite | Established | Ballast Water, Hull Fouling |
Bryozoans | Juxtacribrilina mutabilis | 2011 | Definite | Established | Hull Fouling |
Mollusks-Bivalves | Magallana gigas | 2005 | Definite | Established | Natural Dispersal, Oyster Intentional |
Annelids-Polychaetes | Marenzelleria viridis | 2010 | Definite | Established | Ballast Water, Natural Dispersal |
Crustaceans-Amphipods | Melita nitida | 2018 | Definite | Established | None |
Ctenophores | Mnemiopsis leidyi* | 2005 | Definite | Established | Ballast Water |
Tunicates | Molgula manhattensis | None | Definite | Established | None |
Mollusks-Bivalves | Mya arenaria | None | Definite | Established | Fisheries Intentional |
Mollusks-Bivalves | Petricolaria pholadiformis | 1955 | Definite | Established | Natural Dispersal, Oyster Accidental |
Mollusks-Gastropods | Potamopyrgus antipodarum | None | Definite | Established | Aquatic Plant Shipments, Cargo, Fisheries Accidental (not Oyster) |
Platyhelminthes | Pseudodactylogyrus anguillae* | 1989 | Definite | Established | Fisheries Accidental (not Oyster) |
Algae | Sargassum muticum | 1988 | Definite | Established | Hull Fouling, Natural Dispersal |
Annelids-Polychaetes | Streblospio benedicti | 2013 | Definite | Established | Ballast Water, Hull Fouling, Oyster Accidental |
Tunicates | Styela clava | 2013 | Definite | Established | Habitat Restoration |
Arthropoda-Insects | Telmatogeton japonicus* | 1986 | Definite | Established | Cargo, Hull Fouling |
Algae | Ulva australis | 2015 | Definite | Established | Ballast Water |
Algae | Ulva laetevirens* | 2015 | Definite | Established | Ballast Water, Hull Fouling |