Taxonomic GroupNameYearInvasion StatusPopulation StatusVectors
TunicatesBotrylloides violaceus1998DefiniteEstablishedHull Fouling
Crustaceans-CrabsCarcinus maenas2009DefiniteEstablishedDry Ballast, Hull Fouling, Natural Dispersal
PlatyhelminthesConvoluta convoluta*1998DefiniteEstablishedHull Fouling, Natural Dispersal
Crustaceans-CrabsHemigrapsus sanguineus2008DefiniteEstablishedHull Fouling, Natural Dispersal
Mollusks-GastropodsLittorina littorea1887DefiniteEstablishedDry Ballast, Hull Fouling, Natural Dispersal
Crustaceans-ShrimpPalaemon elegans2011DefiniteEstablishedHull Fouling, Natural Dispersal
FishesSalmo trutta*NoneDefiniteEstablishedNone
TunicatesStyela clava1998DefiniteEstablishedHull Fouling
* = Species summary still under review.