Taxonomic GroupNameYearInvasion StatusPopulation StatusVectors
FishesAlosa sapidissimaNoneDefiniteEstablishedNatural Dispersal
Mollusks-BivalvesCorbicula fluminea1977DefiniteEstablishedDiscarded Bait, Fisheries Accidental (not Oyster), Fisheries Intentional
Crustaceans-AmphipodsGrandidierella japonica1999DefiniteEstablishedBallast Water, Hull Fouling, Natural Dispersal, Oyster Accidental
Annelids-PolychaetesHediste diadroma2012DefiniteEstablishedBallast Water, Hull Fouling
Mollusks-BivalvesMya arenaria1880DefiniteEstablishedFisheries Intentional
Mollusks-GastropodsPotamopyrgus antipodarum2012DefiniteEstablishedFisheries Accidental (not Oyster), Hull Fouling, Natural Dispersal
Crustaceans-CopepodsPseudodiaptomus inopinus2004DefiniteEstablishedBallast Water
* = Species summary still under review.