| Algae | Agardhiella subulata* | 2005 | |
| Bryozoans | Amathia verticillata | 1898 | |
| Crustaceans-Barnacles | Amphibalanus eburneus | 1872 | |
| Crustaceans-Barnacles | Amphibalanus improvisus | None | |
| Crustaceans-Amphipods | Ampithoe valida | 2017 | |
| Mollusks-Bivalves | Anadara transversa | 1995 | |
| Nematodes | Anguillicola crassus* | 1987 | |
| Algae | Antithamnion hubbsii* | 1994 | |
| Algae | Antithamnionella spirographidis* | 1916 | |
| Mollusks-Bivalves | Arcuatula senhousia | 1986 | |
| Algae | Asparagopsis armata* | 1978 | |
| Cnidarians-Scyphozoans | Aurelia coerulea | 2011 | |
| Crustaceans-Barnacles | Balanus trigonus | 1977 | |
| Algae | Bonnemaisonia hamifera | 1978 | |
| Tunicates | Botrylloides violaceus | 1993 | |
| Bryozoans | Bugulina stolonifera | 1937 | |
| Crustaceans-Crabs | Callinectes sapidus | 1949 | |
| Cnidarians-Hydrozoans | Calyptospadix cerulea | 1978 | |
| Crustaceans-Amphipods | Caprella scaura | 1994 | |
| Algae | Caulacanthus okamurae | 2014 | |
| Algae | Caulerpa taxifolia (invasive genotype) | 1994 | |
| Bryozoans | Celleporaria brunnea* | 2014 | |
| Tunicates | Ciona robusta | 1875 | |
| Cnidarians-Hydrozoans | Clytia brevithecata | 2002 | |
| Algae | Codium fragile ssp. Fragile | 1983 | |
| Cnidarians-Hydrozoans | Cordylophora caspia | 1978 | |
| Algae | Dasysiphonia japonica | 1999 | |
| Cnidarians-Anthozoans | Diadumene lineata | 1925 | |
| Tunicates | Didemnum vexillum | 2010 | |
| Cnidarians-Hydrozoans | Ectopleura crocea | 1988 | |
| Cnidarians-Hydrozoans | Eudendrium carneum | 2000 | |
| Annelids-Polychaetes | Ficopomatus enigmaticus | 1934 | |
| Fishes | Gambusia holbrooki* | 1924 | |
| Algae | Gracilaria vermiculophylla | 2008 | |
| Crustaceans-Amphipods | Grandidierella japonica | 2015 | |
| Algae | Grateloupia turuturu | 1992 | |
| Crustaceans-Crabs | Hemigrapsus sanguineus | 2002 | |
| Crustaceans-Isopods | Ianiropsis serricaudis | 2012 | |
| Crustaceans-Isopods | Limnoria quadripunctata | 1957 | |
| Mollusks-Gastropods | Littorina saxatilis | 1792 | |
| Algae | Lomentaria hakodatensis* | 2000 | |
| Mollusks-Bivalves | Magallana gigas | 1966 | |
| Algae | Melanothamnus japonicus* | 2016 | |
| Ctenophores | Mnemiopsis leidyi* | 2016 | |
| Tunicates | Molgula manhattensis | 1969 | |
| Mollusks-Bivalves | Mya arenaria | 1987 | |
| Crustaceans-Copepods | Mytilicola orientalis | 2016 | |
| Algae | Neopyropia koreana* | 1889 | |
| Algae | Neopyropia yezoensis* | 2013 | |
| Crustaceans-Copepods | Oithona davisae | 2014 | |
| Crustaceans-Isopods | Paracerceis sculpta | 1983 | |
| Crustaceans-Isopods | Paranthura japonica | 2012 | |
| Tunicates | Polyandrocarpa zorritensis | 2015 | |
| Mollusks-Gastropods | Polycera hedgpethi | None | |
| Annelids-Polychaetes | Polydora cornuta | 1991 | |
| Annelids-Polychaetes | Polydora hoplura | None | |
| Arthropoda-Insects | Prokelisia marginata* | 2004 | |
| Crustaceans-Copepods | Pseudodiaptomus marinus | 2007 | |
| Fishes | Pterois miles* | 2019 | |
| Mollusks-Gastropods | Rapana venosa | 1974 | |
| Crustaceans-Crabs | Rhithropanopeus harrisii | 1994 | |
| Protozoans | Rhizodomus tagatzi* | 2022 | |
| Mollusks-Bivalves | Ruditapes philippinarum | 1983 | |
| Fishes | Salmo trutta* | 1927 | |
| Algae | Sargassum muticum | 1992 | |
| Tunicates | Styela canopus | 1877 | |
| Tunicates | Styela clava | 2021 | |
| Tunicates | Styela plicata | 1877 | |
| Mollusks-Bivalves | Teredo bartschi | 2007 | |
| Bryozoans | Tricellaria inopinata | 1982 | |
| Algae | Ulva australis | 2011 | |
| Algae | Ulva laetevirens* | 2007 | |
| Algae | Undaria pinnatifida | 1992 | |
| Bryozoans | Victorella pavida | 1961 | |
| Bryozoans | Watersipora arcuata | 2019 | |
| Bryozoans | Watersipora subtorquata | None | |