Taxonomic GroupNameYearInvasion StatusPopulation StatusVectors
NematodesAnguillicola crassus*2003DefiniteEstablishedBallast Water, Fisheries Accidental (not Oyster), Natural Dispersal
TunicatesBotrylloides violaceus2013DefiniteEstablishedHull Fouling
Crustaceans-CrabsCarcinus maenas1817DefiniteEstablishedDry Ballast, Hull Fouling
AlgaeCodium fragile ssp. Fragile1961DefiniteEstablishedFisheries Accidental (not Oyster), Hull Fouling, Natural Dispersal, Oyster Accidental
FishesCyprinus carpioNoneDefiniteEstablishedFisheries Accidental (not Oyster), Fisheries Intentional
AlgaeDasysiphonia japonica2020DefiniteEstablishedNone
TunicatesDidemnum vexillum2004DefiniteEstablishedHull Fouling
TunicatesDiplosoma listerianum2013DefiniteEstablishedHull Fouling
FishesGambusia affinis1986DefiniteEstablishedBiocontrol
ProtozoansHaplosporidium nelsoni*1965DefiniteEstablishedHull Fouling, Natural Dispersal, Oyster Accidental
Crustaceans-CrabsHemigrapsus sanguineus1993DefiniteEstablishedBallast Water, Hull Fouling, Natural Dispersal
Mollusks-GastropodsLittorina littorea1937DefiniteEstablishedBallast Water, Hull Fouling, Natural Dispersal
FishesSalmo trutta*NoneDefiniteEstablishedFisheries Accidental (not Oyster)
Mollusks-BivalvesTeredo navalis1924DefiniteEstablishedHull Fouling
* = Species summary still under review.