Taxonomic GroupNameYearInvasion StatusPopulation StatusVectors
NematodesAnguillicola crassus*2007DefiniteEstablishedBallast Water, Fisheries Accidental (not Oyster), Natural Dispersal
Mollusks-BivalvesArgopecten irradians2007DefiniteEstablishedFisheries Accidental (not Oyster), Fisheries Intentional
Mollusks-GastropodsBithynia tentaculata1977DefiniteEstablishedDry Ballast, Natural Dispersal, Packing Material
AlgaeBonnemaisonia hamifera1948DefiniteEstablishedHull Fouling
TunicatesBotrylloides violaceus2004DefiniteEstablishedFisheries Accidental (not Oyster), Hull Fouling
TunicatesBotryllus schlosseri1975DefiniteEstablishedFisheries Accidental (not Oyster), Hull Fouling
Crustaceans-AmphipodsCaprella mutica1998DefiniteEstablishedBallast Water, Fisheries Accidental (not Oyster), Hull Fouling
Crustaceans-CrabsCarcinus maenas1994DefiniteEstablishedBallast Water, Fisheries Accidental (not Oyster), Hull Fouling, Natural Dispersal
TunicatesCiona intestinalis1912DefiniteEstablishedBallast Water, Hull Fouling
AlgaeCodium fragile ssp. Fragile1996DefiniteEstablishedBallast Water, Fisheries Accidental (not Oyster), Hull Fouling
Cnidarians-HydrozoansCordylophora caspia1918DefiniteEstablishedFisheries Accidental (not Oyster), Hull Fouling, Oyster Accidental
PlatyhelminthesCryptocotyle lingua*2005DefiniteEstablishedDry Ballast, Fisheries Accidental (not Oyster), Fisheries Intentional, Natural Dispersal
PlatyhelminthesCyathocotyle bushiensis*1965DefiniteEstablishedDry Ballast, Natural Dispersal, Packing Material
FishesCyprinus carpio1910DefiniteEstablishedFisheries Accidental (not Oyster), Fisheries Intentional
TunicatesDiplosoma listerianum2008DefiniteEstablishedHull Fouling
Mollusks-BivalvesDreissena bugensis1993DefiniteEstablishedBallast Water, Hull Fouling, Natural Dispersal
Mollusks-BivalvesDreissena polymorpha1992DefiniteEstablishedBallast Water, Hull Fouling, Natural Dispersal
AlgaeDumontia contorta*1957DefiniteEstablishedHull Fouling
Crustaceans-AmphipodsEchinogammarus ischnus1999DefiniteEstablishedBallast Water, Natural Dispersal
AlgaeFucus serratus*1869DefiniteEstablishedDry Ballast, Hull Fouling
AlgaeFurcellaria lumbricalis*1853DefiniteEstablishedHull Fouling
Crustaceans-AmphipodsGammarus tigrinus1956DefiniteEstablishedBallast Water, Canal
Annelids-PolychaetesHediste diversicolor1963DefiniteEstablishedBallast Water, Dry Ballast
Crustaceans-MysidsHemimysis anomala*2010DefiniteEstablishedBallast Water, Natural Dispersal
AlgaeLeptosiphonia brodiei*1977DefiniteEstablishedBallast Water, Hull Fouling
Mollusks-GastropodsLittorina littorea1840DefiniteEstablishedDry Ballast, Fisheries Intentional, Hull Fouling
BryozoansLophopodella carteri2012DefiniteEstablishedAquatic Plant Shipments, Ballast Water, Natural Dispersal
AlgaeMelanosiphon intestinalis*1972DefiniteEstablishedBallast Water, Hull Fouling
BryozoansMembranipora membranacea2002DefiniteEstablishedBallast Water, Hull Fouling, Natural Dispersal
FishesNeogobius melanostomus*1997DefiniteEstablishedBallast Water, Natural Dispersal
FishesOncorhynchus mykiss*1960DefiniteEstablishedFisheries Intentional
Crustaceans-AmphipodsOrchestia gammarellus1961DefiniteEstablishedNone
Crustaceans-ShrimpPalaemon adspersus2011DefiniteEstablishedBallast Water
Crustaceans-CladoceransPenilia avirostris2000DefiniteEstablishedBallast Water
Mollusks-BivalvesPisidium amnicum1977DefiniteEstablishedBallast Water, Dry Ballast, Natural Dispersal, Packing Material
Crustaceans-MysidsPraunus flexuosusNoneDefiniteEstablishedBallast Water
Annelids-OligochaetesPsammoryctides barbatus*1975DefiniteEstablishedAquatic Plant Shipments, Ballast Water, Dry Ballast
Annelids-OligochaetesRipistes parasita*2010DefiniteEstablishedNone
FishesSalmo trutta*1890DefiniteEstablishedFisheries Intentional
BryozoansSchizoporella japonica2022DefiniteEstablishedHull Fouling
PlatyhelminthesSphaeridiotrema pseudoglobulus*1965DefiniteEstablishedDry Ballast, Natural Dispersal, Packing Material
Mollusks-BivalvesSphaerium corneum1977DefiniteEstablishedBallast Water, Dry Ballast, Packing Material
AlgaeStriaria attenuata*1985DefiniteEstablishedBallast Water, Hull Fouling
TunicatesStyela clava1998DefiniteEstablishedFisheries Accidental (not Oyster), Hull Fouling
Mollusks-BivalvesTeredo navalis1918DefiniteEstablishedBallast Water, Hull Fouling, Natural Dispersal
FishesTinca tinca*2010DefiniteEstablishedFisheries Accidental (not Oyster), Natural Dispersal
AlgaeUlva australis2013DefiniteEstablishedBallast Water
AlgaeUlva laetevirens*2013DefiniteEstablishedBallast Water, Hull Fouling
Mollusks-GastropodsViviparus georgianus1953DefiniteEstablishedNatural Dispersal, Pet Release
* = Species summary still under review.