Taxonomic GroupNameYearInvasion StatusPopulation StatusVectors
Arthropoda-InsectsAedes togoi*1980DefiniteEstablishedCargo, Natural Dispersal
TunicatesBotrylloides violaceus2005DefiniteEstablishedHull Fouling
AlgaeCampylaephora kondoi*2008DefiniteEstablishedBallast Water, Hull Fouling, Oyster Accidental
AlgaeCaulacanthus okamurae1995DefiniteEstablishedBallast Water, Hull Fouling, Oyster Accidental
TunicatesCiona savignyi2008DefiniteEstablishedHull Fouling
Cnidarians-AnthozoansDiadumene lineata1977DefiniteEstablishedHull Fouling, Oyster Accidental
TunicatesDiplosoma listerianum2013DefiniteEstablishedHull Fouling
AlgaeGelidium vagum*1996DefiniteEstablishedOyster Accidental
Mollusks-GastropodsHaloa japonica1985DefiniteEstablishedBallast Water, Hull Fouling, Oyster Accidental
Annelids-OligochaetesLimnodrilus monothecus*1981DefiniteEstablishedBallast Water, Dry Ballast, Hull Fouling, Oyster Accidental
Mollusks-BivalvesMagallana gigas1942DefiniteEstablishedOyster Intentional
Crustaceans-AmphipodsMonocorophium insidiosum1955DefiniteEstablishedBallast Water, Hull Fouling, Oyster Accidental
Mollusks-BivalvesMya arenaria1895DefiniteEstablishedFisheries Intentional
Mollusks-GastropodsMyosotella myosotis1998DefiniteEstablishedCanal, Dry Ballast, Oyster Accidental
Cnidarians-AnthozoansNematostella vectensis1973DefiniteEstablishedBallast Water, Hull Fouling, Oyster Accidental
Mollusks-BivalvesNuttallia obscurata1993DefiniteEstablishedBallast Water, Natural Dispersal
Annelids-PolychaetesPolydora cornuta1937DefiniteEstablishedBallast Water, Hull Fouling, Oyster Accidental
Annelids-PolychaetesProceraea okadai2001DefiniteEstablishedBallast Water, Hull Fouling
Annelids-PolychaetesPseudopolydora cf. kempi1968DefiniteEstablishedNone
Mollusks-BivalvesRuditapes philippinarum1950DefiniteEstablishedFisheries Intentional, Natural Dispersal, Oyster Accidental
AlgaeSargassum muticum1948DefiniteEstablishedOyster Accidental
BryozoansSchizoporella japonica1969DefiniteEstablishedHull Fouling, Oyster Accidental
* = Species summary still under review.