Crustaceans-Barnacles | Amphibalanus amphitrite | 1948 | Definite | Established | Ballast Water, Hull Fouling |
Crustaceans-Barnacles | Amphibalanus improvisus | 1854 | Definite | Established | Hull Fouling, Oyster Accidental |
Nematodes | Anguillicola crassus* | 2004 | Definite | Established | Fisheries Accidental (not Oyster), Natural Dispersal |
Algae | Antithamnionella spirographidis* | 1922 | Definite | Established | Hull Fouling |
Mollusks-Bivalves | Arcuatula senhousia | 2017 | Definite | Established | Ballast Water, Hull Fouling, Oyster Accidental |
Algae | Asparagopsis armata* | 1939 | Definite | Established | Ballast Water, Hull Fouling |
Crustaceans-Barnacles | Austrominius modestus | 1957 | Definite | Established | Ballast Water, Hull Fouling |
Protozoans | Bonamia ostreae* | 1987 | Definite | Established | Oyster Accidental |
Algae | Bonnemaisonia hamifera | 1893 | Definite | Established | Ballast Water, Hull Fouling |
Tunicates | Botrylloides diegensis | 2004 | Definite | Established | Hull Fouling |
Tunicates | Botrylloides violaceus | 2005 | Definite | Established | Hull Fouling |
Bryozoans | Bugula neritina | 1911 | Definite | Established | Hull Fouling |
Bryozoans | Bugulina simplex | 2004 | Definite | Established | Hull Fouling |
Bryozoans | Bugulina stolonifera | None | Definite | Established | Hull Fouling |
Crustaceans-Amphipods | Caprella mutica | 2000 | Definite | Established | Ballast Water, Fisheries Accidental (not Oyster), Hull Fouling |
Algae | Caulacanthus okamurae | 2014 | Definite | Established | Ballast Water, Hull Fouling, Oyster Accidental |
Nemerteans | Cephalothrix cf. simula* | 2018 | Definite | Established | Oyster Accidental |
Sponges | Chalinula loosanoffi* | 1980 | Definite | Established | Hull Fouling, Oyster Accidental |
Tunicates | Ciona robusta | 2003 | Definite | Established | Hull Fouling |
Algae | Codium fragile ssp. Fragile | 1845 | Definite | Established | Hull Fouling |
Algae | Colpomenia peregrina* | 1907 | Definite | Established | Hull Fouling, Oyster Accidental |
Cnidarians-Hydrozoans | Cordylophora caspia | 1994 | Definite | Established | Fisheries Accidental (not Oyster) |
Mollusks-Gastropods | Crepidula fornicata | 1944 | Definite | Established | Hull Fouling, Natural Dispersal, Oyster Accidental |
Algae | Dasysiphonia japonica | 2002 | Definite | Established | Oyster Accidental |
Cnidarians-Anthozoans | Diadumene lineata | 1896 | Definite | Established | Hull Fouling, Oyster Accidental |
Tunicates | Didemnum vexillum | 2007 | Definite | Established | Fisheries Accidental (not Oyster), Hull Fouling, Oyster Accidental |
Crustaceans-Crabs | Eriocheir sinensis | 2004 | Definite | Established | Canal |
Crustaceans-Copepods | Eurytemora carolleeae | 1931 | Definite | Established | Ballast Water |
Crustaceans-Ostracods | Eusarsiella zostericola | 2012 | Definite | Established | Ballast Water, Oyster Accidental |
Annelids-Polychaetes | Ficopomatus enigmaticus | 1939 | Definite | Established | Ballast Water, Hull Fouling |
Algae | Gracilaria vermiculophylla | 2014 | Definite | Established | Hull Fouling, Natural Dispersal, Oyster Accidental |
Algae | Grateloupia turuturu | 2004 | Definite | Established | Ballast Water, Hull Fouling, Oyster Accidental |
Protozoans | Haplosporidium nelsoni* | 2006 | Definite | Established | None |
Crustaceans-Isopods | Ianiropsis serricaudis | 2015 | Definite | Established | Hull Fouling |
Crustaceans-Isopods | Limnoria quadripunctata | 1930 | Definite | Established | Hull Fouling |
Algae | Lomentaria hakodatensis* | 2015 | Definite | Established | Fisheries Accidental (not Oyster) |
Mollusks-Bivalves | Magallana gigas | 1989 | Definite | Established | Oyster Intentional |
Mollusks-Bivalves | Mya arenaria | 1700 | Definite | Established | Dry Ballast, Fisheries Intentional, Natural Dispersal |
Crustaceans-Copepods | Mytilicola orientalis | 1993 | Definite | Established | Oyster Accidental |
Mollusks-Bivalves | Mytilopsis leucophaeata | 1996 | Definite | Established | Ballast Water, Hull Fouling |
Tunicates | Perophora japonica | 1999 | Definite | Established | Hull Fouling, Oyster Accidental |
Annelids-Polychaetes | Polydora hoplura | None | Definite | Established | None |
Mollusks-Gastropods | Potamopyrgus antipodarum | None | Definite | Established | Aquatic Plant Shipments, Canal, Cargo, Fisheries Accidental (not Oyster) |
Arthropoda-Insects | Prokelisia marginata* | 2011 | Definite | Established | Cargo, Natural Dispersal |
Platyhelminthes | Pseudodactylogyrus anguillae* | 1988 | Definite | Established | Ballast Water, Fisheries Accidental (not Oyster) |
Mollusks-Bivalves | Ruditapes philippinarum | 1984 | Definite | Established | Fisheries Intentional |
Algae | Sargassum muticum | 1976 | Definite | Established | Hull Fouling, Natural Dispersal |
Bryozoans | Schizoporella japonica | 2012 | Definite | Established | None |
Annelids-Polychaetes | Streblospio benedicti | 1957 | Definite | Established | Ballast Water, Hull Fouling, Oyster Accidental |
Tunicates | Styela canopus | 1868 | Definite | Established | Hull Fouling |
Tunicates | Styela clava | 1953 | Definite | Established | Hull Fouling, Oyster Accidental |
Arthropoda-Insects | Telmatogeton japonicus* | 1999 | Definite | Established | Cargo, Hull Fouling, Natural Dispersal |
Bryozoans | Tricellaria inopinata | 2004 | Definite | Established | Hull Fouling |
Algae | Undaria pinnatifida | 2004 | Definite | Established | Ballast Water, Hull Fouling, Oyster Accidental |
Bryozoans | Victorella pavida | 1983 | Definite | Established | Hull Fouling |
Bryozoans | Watersipora subatra* | 2008 | Definite | Established | Hull Fouling, Oyster Accidental |