Bryozoans | Amathia verticillata | None | Definite | Established | Hull Fouling |
Crustaceans-Barnacles | Amphibalanus amphitrite | None | Definite | Established | Ballast Water, Hull Fouling |
Crustaceans-Amphipods | Apocorophium acutum* | None | Definite | Established | Ballast Water, Hull Fouling |
Tunicates | Ascidiella aspersa | 1952 | Definite | Established | Hull Fouling |
Tunicates | Botryllus schlosseri | 1985 | Definite | Established | Hull Fouling |
Bryozoans | Bugula neritina | 2001 | Definite | Established | Hull Fouling |
Bryozoans | Bugulina flabellata | None | Definite | Established | Hull Fouling |
Bryozoans | Bugulina stolonifera | 2002 | Definite | Established | Hull Fouling |
Tunicates | Ciona robusta | 1928 | Definite | Established | Hull Fouling |
Tunicates | Ciona savignyi | 2002 | Definite | Established | Ballast Water, Hull Fouling |
Algae | Codium fragile ssp. Fragile | 2008 | Definite | Established | Ballast Water, Hull Fouling |
Bryozoans | Cryptosula pallasiana | 1997 | Definite | Established | Hull Fouling |
Tunicates | Didemnum perlucidum | 2015 | Definite | Established | None |
Algae | Melanothamnus japonicus* | 2010 | Definite | Established | Ballast Water, Hull Fouling |
Crustaceans-Amphipods | Monocorophium acherusicum | None | Definite | Established | Ballast Water, Hull Fouling |
Mollusks-Bivalves | Ostrea edulis | 2000 | Definite | Established | Hull Fouling, Oyster Intentional |
Crustaceans-Isopods | Paracerceis sculpta | 2002 | Definite | Established | Ballast Water, Hull Fouling |
Annelids-Polychaetes | Polydora hoplura | 2005 | Definite | Established | Fisheries Accidental (not Oyster) |
Bryozoans | Schizoporella unicornis | None | Definite | Established | Hull Fouling |
Algae | Stictyosiphon soriferus* | 1979 | Definite | Established | Ballast Water, Hull Fouling |
Tunicates | Styela plicata | None | Definite | Established | Hull Fouling |
Mollusks-Bivalves | Teredo navalis | None | Definite | Established | Hull Fouling |
Bryozoans | Watersipora arcuata | 1997 | Definite | Established | Hull Fouling |
Bryozoans | Watersipora subtorquata | None | Definite | Established | Hull Fouling |