Tunicates | Ascidiella aspersa | 2007 | Definite | Established | Hull Fouling |
Entoprocts | Barentsia benedeni | 1977 | Definite | Established | Hull Fouling |
Algae | Bonnemaisonia hamifera | 1927 | Definite | Established | Ballast Water, Hull Fouling |
Tunicates | Botrylloides violaceus | 2003 | Definite | Established | Hull Fouling |
Bryozoans | Bugulina simplex | 1872 | Definite | Established | Hull Fouling |
Crustaceans-Amphipods | Caprella mutica | 2000 | Definite | Established | Ballast Water, Hull Fouling |
Crustaceans-Crabs | Carcinus maenas | 1841 | Definite | Established | Dry Ballast, Hull Fouling, Natural Dispersal |
Crustaceans-Amphipods | Chelura terebrans | 1953 | Definite | Established | Hull Fouling |
Crustaceans-Barnacles | Chthamalus fragilis | 1909 | Definite | Established | Hull Fouling, Oyster Accidental |
Algae | Codium fragile ssp. Fragile | 1967 | Definite | Established | Fisheries Accidental (not Oyster), Hull Fouling, Natural Dispersal |
Cnidarians-Hydrozoans | Cordylophora caspia | 1872 | Definite | Established | Hull Fouling |
Platyhelminthes | Cryptocotyle lingua* | 1911 | Definite | Established | Dry Ballast, Fisheries Accidental (not Oyster), Natural Dispersal |
Algae | Dasysiphonia japonica | 2012 | Definite | Established | Ballast Water, Hull Fouling, Natural Dispersal |
Tunicates | Didemnum vexillum | 2000 | Definite | Established | Hull Fouling |
Tunicates | Diplosoma listerianum | 2003 | Definite | Established | Hull Fouling |
Cnidarians-Hydrozoans | Gonionemus vertens | 1910 | Definite | Established | Fisheries Accidental (not Oyster), Hull Fouling, Oyster Accidental |
Crustaceans-Crabs | Hemigrapsus sanguineus | 2006 | Definite | Established | Hull Fouling, Natural Dispersal |
Mollusks-Gastropods | Littorina littorea | 1875 | Definite | Established | Dry Ballast, Hull Fouling, Natural Dispersal |
Algae | Lomentaria clavellosa* | 1969 | Definite | Established | Ballast Water, Hull Fouling |
Algae | Lomentaria orcadensis* | 1877 | Definite | Established | Hull Fouling, Natural Dispersal |
Algae | Melanosiphon intestinalis* | None | Definite | Established | Ballast Water, Hull Fouling |
Crustaceans-Amphipods | Microdeutopus gryllotalpa | 1872 | Definite | Established | Hull Fouling |
Mollusks-Gastropods | Myosotella myosotis | 1873 | Definite | Established | Cargo, Dry Ballast |
Algae | Neopyropia yezoensis* | 2005 | Definite | Established | Hull Fouling |
Protozoans | Perkinsus marinus* | 1994 | Definite | Established | Oyster Accidental |
Algae | Phycocalidia suborbiculata* | 2003 | Definite | Established | Hull Fouling |
Algae | Rhodymenia delicatula* | None | Definite | Established | None |
Algae | Striaria attenuata* | 1913 | Definite | Established | Hull Fouling |
Tunicates | Styela canopus | 1871 | Definite | Established | Hull Fouling |
Tunicates | Styela clava | 1986 | Definite | Established | Hull Fouling |
Mollusks-Bivalves | Teredo navalis | 1871 | Definite | Established | Hull Fouling |