Taxonomic Group	Name	Year	Invasion Status	Population Status	Vectors
Algae	Agardhiella subulata*	1991	Definite	Established	Ballast Water, Fisheries Accidental (not Oyster), Hull Fouling
Bryozoans	Amathia verticillata	1934	Definite	Established	Hull Fouling
Crustaceans-Barnacles	Amphibalanus eburneus	2009	Definite	Established	Ballast Water, Hull Fouling
Crustaceans-Barnacles	Amphibalanus improvisus	None	Definite	Established	Ballast Water, Hull Fouling
Tunicates	Aplidium accarense*	2015	Definite	Established	None
Mollusks-Bivalves	Arcuatula senhousia	2001	Definite	Established	Ballast Water, Fisheries Accidental (not Oyster), Hull Fouling, Oyster Accidental
Algae	Asparagopsis armata*	None	Definite	Established	Ballast Water, Hull Fouling
Crustaceans-Barnacles	Balanus trigonus	1927	Definite	Established	Ballast Water, Hull Fouling
Tunicates	Botrylloides diegensis	2019	Definite	Established	None
Tunicates	Botrylloides giganteus	2001	Definite	Established	Fisheries Accidental (not Oyster), Hull Fouling
Annelids-Polychaetes	Branchiomma bairdi	2007	Definite	Established	Hull Fouling
Crustaceans-Crabs	Callinectes sapidus	1982	Definite	Established	Ballast Water, Fisheries Intentional
Crustaceans-Amphipods	Caprella scaura	2006	Definite	Established	Ballast Water, Fisheries Accidental (not Oyster), Hull Fouling, Oyster Accidental
Cnidarians-Scyphozoans	Cassiopea andromeda*	2009	Definite	Established	None
Algae	Caulacanthus okamurae	2012	Definite	Established	Oyster Accidental
Algae	Caulerpa taxifolia (invasive genotype)	1993	Definite	Established	Fisheries Accidental (not Oyster), Hull Fouling, Natural Dispersal
Tunicates	Ciona robusta	None	Definite	Established	Hull Fouling
Cnidarians-Hydrozoans	Clytia brevithecata	1998	Definite	Established	Ballast Water, Hull Fouling
Algae	Codium fragile ssp. Fragile	1974	Definite	Established	Ballast Water, Hull Fouling, Natural Dispersal, Oyster Accidental
Algae	Colpomenia peregrina*	2005	Definite	Established	Ballast Water, Hull Fouling, Oyster Accidental
Cnidarians-Hydrozoans	Cordylophora caspia	1988	Definite	Established	Fisheries Accidental (not Oyster), Hull Fouling
Mollusks-Gastropods	Crepidula fornicata	1982	Definite	Established	Oyster Accidental
Algae	Dasysiphonia japonica	2014	Definite	Established	Fisheries Accidental (not Oyster), Oyster Accidental
Annelids-Polychaetes	Ficopomatus enigmaticus	1978	Definite	Established	Ballast Water, Hull Fouling
Fishes	Gambusia holbrooki*	1924	Definite	Established	Biocontrol
Algae	Grateloupia turuturu	2001	Definite	Established	Fisheries Accidental (not Oyster), Hull Fouling, Oyster Accidental
Annelids-Polychaetes	Hydroides dianthus	None	Definite	Established	None
Annelids-Polychaetes	Hydroides dirampha	2015	Definite	Established	Ballast Water, Hull Fouling
Crustaceans-Amphipods	Laticorophium baconi	2021	Definite	Established	Ballast Water, Hull Fouling
Algae	Laurencia caduciramulosa*	2011	Definite	Established	Ballast Water, Hull Fouling
Algae	Laurencia caduciramulosa*	2001	Definite	Established	Ballast Water, Hull Fouling
Mollusks-Bivalves	Magallana gigas	1978	Definite	Established	Oyster Intentional
Tunicates	Microcosmus exasperatus	1998	Definite	Established	Hull Fouling
Tunicates	Microcosmus squamiger	1977	Definite	Established	Hull Fouling
Ctenophores	Mnemiopsis leidyi*	2009	Definite	Established	Ballast Water
Echinoderms	Ophiactis savignyi Lineage B	1993	Definite	Established	Ballast Water, Hull Fouling
Echinoderms	Ophiactis savignyi Lineage B	1973	Definite	Established	Ballast Water, Hull Fouling
Crustaceans-Isopods	Paracerceis sculpta	1983	Definite	Established	Ballast Water, Fisheries Accidental (not Oyster), Oyster Accidental
Crustaceans-Isopods	Paranthura japonica	2013	Definite	Established	Ballast Water, Fisheries Intentional, Hull Fouling, Oyster Accidental
Cnidarians-Scyphozoans	Phyllorhiza punctata	2005	Definite	Established	Ballast Water, Hull Fouling
Tunicates	Polyandrocarpa zorritensis	2001	Definite	Established	Hull Fouling
Tunicates	Polyclinum constellatum	2018	Definite	Established	None
Annelids-Polychaetes	Polydora hoplura	2011	Definite	Established	Ballast Water, Hull Fouling, Oyster Accidental
Annelids-Polychaetes	Polydora hoplura	None	Definite	Established	None
Crustaceans-Copepods	Pseudodiaptomus marinus	2015	Definite	Established	Ballast Water, Fisheries Accidental (not Oyster), Oyster Accidental
Fishes	Pterois miles*	2016	Definite	Established	Natural Dispersal
Mollusks-Gastropods	Rapana venosa	None	Definite	Established	Ballast Water, Hull Fouling, Natural Dispersal, Oyster Accidental
Mollusks-Bivalves	Ruditapes philippinarum	2006	Definite	Established	Fisheries Accidental (not Oyster), Oyster Accidental
Fishes	Scatophagus argus*	2011	Definite	Established	Pet Release
Crustaceans-Isopods	Sphaeroma walkeri	2015	Definite	Established	Hull Fouling
Tunicates	Styela canopus	None	Definite	Established	Hull Fouling
Tunicates	Styela plicata	None	Definite	Established	Hull Fouling
Tunicates	Symplegma brakenhielmi	2018	Definite	Established	Hull Fouling
Algae	Ulva australis	2003	Definite	Established	Ballast Water, Hull Fouling, Oyster Accidental
Algae	Ulva laetevirens*	2010	Definite	Established	None
Algae	Ulva ohnoi	2016	Definite	Established	Ballast Water, Hull Fouling, Oyster Accidental
Bryozoans	Watersipora arcuata	2016	Definite	Established	Hull Fouling
Bryozoans	Watersipora subtorquata	2015	Definite	Established	Hull Fouling

* = Species summary still under review.

med-iv (None) Summary