Taxonomic GroupNameYearInvasion StatusPopulation StatusVectors
Annelids-PolychaetesAlitta succinea1964DefiniteEstablishedBallast Water, Hull Fouling
BryozoansAmathia verticillataNoneDefiniteEstablishedHull Fouling
Crustaceans-BarnaclesAmphibalanus amphitrite1935DefiniteEstablishedBallast Water, Hull Fouling
Crustaceans-BarnaclesAmphibalanus eburneus1950DefiniteEstablishedBallast Water, Hull Fouling
Crustaceans-BarnaclesAmphibalanus improvisus1952DefiniteEstablishedBallast Water, Hull Fouling
Arthropoda-InsectsAnisolabis maritima1926DefiniteEstablishedCargo, Dry Ballast
TunicatesBotrylloides diegensis2005DefiniteEstablishedHull Fouling
BryozoansBugulina stolonifera1960DefiniteEstablishedHull Fouling
Crustaceans-CrabsCarcinus maenas1984DefiniteEstablishedBallast Water
Mollusks-GastropodsCrepidula onyx1968DefiniteEstablishedBallast Water, Hull Fouling
Mollusks-GastropodsCuthona perca2019DefiniteEstablishedNone
Cnidarians-HydrozoansEctopleura crocea1907DefiniteEstablishedNone
Annelids-PolychaetesFicopomatus enigmaticus1966DefiniteEstablishedBallast Water, Hull Fouling
FishesGambusia affinis1916DefiniteEstablishedBiocontrol
PlatyhelminthesGyrodactylus anguillae*1976DefiniteEstablishedFisheries Accidental (not Oyster)
Annelids-PolychaetesHydroides dianthus2006DefiniteEstablishedBallast Water, Hull Fouling
Crustaceans-BarnaclesMegabalanus coccopoma2005DefiniteEstablishedBallast Water, Hull Fouling
Mollusks-BivalvesMercenaria mercenaria1995DefiniteEstablishedBallast Water, Fisheries Accidental (not Oyster), Fisheries Intentional
TunicatesMicrocosmus squamiger2007DefiniteEstablishedNone
TunicatesMolgula manhattensis1972DefiniteEstablishedHull Fouling
Crustaceans-AmphipodsMonocorophium acherusicum1955DefiniteEstablishedBallast Water, Hull Fouling
Crustaceans-AmphipodsMonocorophium insidiosum1955DefiniteEstablishedBallast Water, Hull Fouling
Mollusks-BivalvesMytilopsis sallei*1974DefiniteEstablishedBallast Water, Hull Fouling
Mollusks-BivalvesMytilus galloprovincialis1934DefiniteEstablishedBallast Water, Hull Fouling
Crustaceans-IsopodsParacerceis sculpta1986DefiniteEstablishedBallast Water, Hull Fouling
Mollusks-BivalvesPerna viridis1967DefiniteEstablishedBallast Water, Fisheries Accidental (not Oyster), Fisheries Intentional, Hull Fouling
TunicatesPolyandrocarpa zorritensis1991DefiniteEstablishedHull Fouling
Mollusks-GastropodsPolycera hedgpethi2000DefiniteEstablishedBallast Water, Hull Fouling
Annelids-PolychaetesPolydora cornuta1997DefiniteEstablishedBallast Water, Hull Fouling
Crustaceans-CrabsPyromaia tuberculata1970DefiniteEstablishedBallast Water, Hull Fouling
Crustaceans-CrabsRhithropanopeus harrisii2005DefiniteEstablishedBallast Water, Hull Fouling
Cnidarians-HydrozoansTurritopsis dohrniiNoneDefiniteEstablishedBallast Water, Hull Fouling
* = Species summary still under review.