| Annelids-Polychaetes | Alitta succinea | 1956 | |
| Arthropoda-Insects | Anisolabis maritima | 2015 | |
| Algae | Antithamnionella spirographidis* | None | |
| Crustaceans-Amphipods | Apocorophium acutum* | None | |
| Tunicates | Ascidia sydneiensis | 2007 | |
| Tunicates | Ascidiella aspersa | 2001 | |
| Cnidarians-Hydrozoans | Blackfordia virginica | 1991 | |
| Tunicates | Botryllus schlosseri | 1946 | |
| Bryozoans | Bugula neritina | None | |
| Crustaceans-Amphipods | Chelura terebrans | 1889 | |
| Tunicates | Ciona robusta | 1955 | |
| Tunicates | Clavelina lepadiformis | 2001 | |
| Tunicates | Diplosoma listerianum | None | |
| Cnidarians-Hydrozoans | Ectopleura crocea | 1953 | |
| Cnidarians-Hydrozoans | Eudendrium carneum | 1950 | |
| Cnidarians-Anthozoans | Exaiptasia pallida | 1935 | |
| Annelids-Polychaetes | Ficopomatus enigmaticus | 1975 | |
| Fishes | Gambusia affinis | 1970 | |
| Annelids-Polychaetes | Janua heterostropha | 1971 | |
| Crustaceans-Amphipods | Jassa marmorata | 1951 | |
| Crustaceans-Isopods | Limnoria quadripunctata | 1897 | |
| Crustaceans-Isopods | Limnoria tripunctata | 1964 | |
| Mollusks-Gastropods | Littorina saxatilis | 1969 | |
| Mollusks-Bivalves | Lyrodus pedicellatus | None | |
| Mollusks-Bivalves | Magallana gigas | 1955 | |
| Tunicates | Microcosmus squamiger | 1950 | |
| Crustaceans-Amphipods | Monocorophium acherusicum | 1914 | |
| Mollusks-Gastropods | Myosotella myosotis | 1889 | |
| Mollusks-Bivalves | Mytilus galloprovincialis | 1987 | |
| Annelids-Polychaetes | Neodexiospira brasiliensis | 1961 | |
| Crustaceans-Amphipods | Orchestia gammarellus | 1949 | |
| Crustaceans-Amphipods | Paracaprella pusilla | 1955 | |
| Crustaceans-Isopods | Paracerceis sculpta | 2006 | |
| Mollusks-Gastropods | Polycera hedgpethi | 1972 | |
| Annelids-Polychaetes | Polydora hoplura | 1967 | |
| Platyhelminthes | Pseudodactylogyrus anguillae* | None | |
| Crustaceans-Isopods | Sphaeroma walkeri | 1917 | |
| Tunicates | Styela plicata | 1951 | |
| Mollusks-Gastropods | Tarebia granifera | 2005 | |
| Mollusks-Bivalves | Teredo navalis | 1886 | |