Nematodes | Anguillicola crassus* | 2005 | Definite | Established | Fisheries Accidental (not Oyster), Natural Dispersal |
Algae | Bonnemaisonia hamifera | 1968 | Definite | Established | Fisheries Accidental (not Oyster), Hull Fouling, Natural Dispersal |
Crustaceans-Crabs | Carcinus maenas | 1902 | Definite | Established | Dry Ballast, Hull Fouling, Natural Dispersal |
Crustaceans-Crabs | Hemigrapsus sanguineus | 2009 | Definite | Established | Hull Fouling, Natural Dispersal |
Mollusks-Gastropods | Littorina littorea | 1880 | Definite | Established | Dry Ballast, Hull Fouling, Natural Dispersal |