| Taxonomic Group | Name | Year | |
|---|---|---|---|
| Nematodes | Anguillicola crassus* | 2005 | |
| Arthropoda-Insects | Anisolabis maritima | 1985 | |
| Tunicates | Botrylloides violaceus | 1998 | |
| Crustaceans-Amphipods | Caprella mutica | 2007 | |
| Crustaceans-Crabs | Carcinus maenas | 2007 | |
| Crustaceans-Amphipods | Corophium volutator | None | |
| Algae | Dumontia contorta* | 1996 | |
| Crustaceans-Crabs | Hemigrapsus sanguineus | 2002 | |
| Crustaceans-Isopods | Ianiropsis serricaudis | 2007 | |
| Mollusks-Gastropods | Littorina littorea | 1897 | |
| Bryozoans | Membranipora membranacea | 1998 | |
| Fishes | Micropterus dolomieu | 1868 | |
| Fishes | Micropterus salmoides | 1994 | |
| Mollusks-Gastropods | Myosotella myosotis | 1996 | |
| Arthropoda-Insects | Petrobius brevistylis* | 1967 | |
| Annelids-Polychaetes | Polydora onagawaensis* | 2018 | |
| Crustaceans-Mysids | Praunus flexuosus | 1967 | |
| Fishes | Salmo trutta* | None | |
| Tunicates | Styela clava | 2007 | |
| Mollusks-Bivalves | Teredo navalis | 1960 | |
| Algae | Ulonema rhizophorum* | None |