| Bryozoans | Amathia verticillata | 1822 | |
| Crustaceans-Barnacles | Amphibalanus eburneus | 1970 | |
| Crustaceans-Barnacles | Amphibalanus improvisus | None | |
| Mollusks-Bivalves | Anadara transversa | 2010 | |
| Nematodes | Anguillicola crassus* | 1999 | |
| Algae | Antithamnionella spirographidis* | 1922 | |
| Tunicates | Aplidium accarense* | 2015 | |
| Mollusks-Bivalves | Arcuatula senhousia | 2000 | |
| Algae | Asparagopsis armata* | 1971 | |
| Crustaceans-Barnacles | Balanus trigonus | 1969 | |
| Algae | Bonnemaisonia hamifera | 1910 | |
| Bryozoans | Bugulina stolonifera | 1966 | |
| Crustaceans-Crabs | Callinectes sapidus | 1970 | |
| Crustaceans-Amphipods | Caprella scaura | 2004 | |
| Cnidarians-Scyphozoans | Cassiopea andromeda* | 2014 | |
| Algae | Caulerpa taxifolia (invasive genotype) | 1993 | |
| Tunicates | Ciona robusta | None | |
| Tunicates | Ciona robusta | 1882 | |
| Cnidarians-Hydrozoans | Clytia brevithecata | 2005 | |
| Algae | Codium fragile ssp. Fragile | 1972 | |
| Algae | Colpomenia peregrina* | 1976 | |
| Cnidarians-Hydrozoans | Cordylophora caspia | None | |
| Mollusks-Gastropods | Crepidula fornicata | 1982 | |
| Cnidarians-Anthozoans | Diadumene lineata | 1911 | |
| Cnidarians-Hydrozoans | Ectopleura crocea | 1892 | |
| Cnidarians-Hydrozoans | Eudendrium carneum | 2000 | |
| Cnidarians-Anthozoans | Exaiptasia pallida | 1829 | |
| Annelids-Polychaetes | Ficopomatus enigmaticus | 1927 | |
| Fishes | Gambusia holbrooki* | 1926 | |
| Crustaceans-Amphipods | Grandidierella japonica | 2013 | |
| Mollusks-Gastropods | Haloa japonica | 2007 | |
| Annelids-Polychaetes | Hydroides dirampha | 1870 | |
| Crustaceans-Amphipods | Laticorophium baconi | 2010 | |
| Mollusks-Bivalves | Magallana gigas | 1988 | |
| Tunicates | Microcosmus squamiger | 1963 | |
| Ctenophores | Mnemiopsis leidyi* | 2009 | |
| Mollusks-Gastropods | Naria turdus | 2004 | |
| Crustaceans-Isopods | Paracerceis sculpta | 1978 | |
| Crustaceans-Isopods | Paradella dianae | 1985 | |
| Crustaceans-Isopods | Paranthura japonica | 2010 | |
| Cnidarians-Scyphozoans | Phyllorhiza punctata | 2009 | |
| Tunicates | Polyandrocarpa zorritensis | 1975 | |
| Mollusks-Gastropods | Polycera hedgpethi | None | |
| Annelids-Polychaetes | Polydora hoplura | 1868 | |
| Platyhelminthes | Pseudodactylogyrus anguillae* | 1986 | |
| Crustaceans-Copepods | Pseudodiaptomus marinus | 2008 | |
| Annelids-Polychaetes | Pseudopolydora paucibranchiata | 2014 | |
| Mollusks-Gastropods | Rapana venosa | 1980 | |
| Crustaceans-Crabs | Rhithropanopeus harrisii | 2004 | |
| Protozoans | Rhizodomus tagatzi* | 1997 | |
| Mollusks-Bivalves | Ruditapes philippinarum | 1985 | |
| Crustaceans-Isopods | Sphaeroma walkeri | 2003 | |
| Tunicates | Styela canopus | None | |
| Tunicates | Styela plicata | 1877 | |
| Mollusks-Bivalves | Theora lubrica | 2001 | |
| Bryozoans | Tricellaria inopinata | 2018 | |
| Algae | Ulva australis | 2014 | |
| Algae | Ulva laetevirens* | 2016 | |
| Algae | Ulva ohnoi | 2016 | |
| Bryozoans | Victorella pavida | 1961 | |
| Bryozoans | Watersipora subtorquata | None | |