| Taxonomic Group | Name | Year | Invasion Status | Population Status | |
|---|---|---|---|---|---|
| Annelids-Polychaetes | Alitta succinea | 2009 | Definite | Estab | |
| Bryozoans | Amathia verticillata | 2014 | Definite | Estab | |
| Crustaceans-Barnacles | Amphibalanus amphitrite | None | Definite | Estab | |
| Crustaceans-Barnacles | Amphibalanus improvisus | 1854 | Definite | Estab | |
| Bryozoans | Anguinella palmata | 1933 | Definite | Estab | |
| Mollusks-Bivalves | Bankia destructa | 1987 | Definite | Estab | |
| Mollusks-Bivalves | Bankia gouldi | 1987 | Definite | Estab | |
| Cnidarians-Anthozoans | Carijoa riisei | 2000 | Definite | Estab | |
| Cnidarians-Hydrozoans | Clytia delicatula | 2018 | Definite | Estab | |
| Fishes | Dormitator maculatus | 1970 | Definite | Estab | |
| Cnidarians-Hydrozoans | Ectopleura crocea | 2018 | Definite | Estab | |
| Bryozoans | Hippopodina tahitiensis | 1930 | Definite | Estab | |
| Annelids-Polychaetes | Hydroides gairacensis | 1966 | Definite | Estab | |
| Crustaceans-Isopods | Limnoria tripunctata | 1984 | Definite | Estab | |
| Mollusks-Bivalves | Lyrodus medilobatus | 1989 | Definite | Estab | |
| Mollusks-Bivalves | Lyrodus pedicellatus | 1987 | Definite | Estab | |
| Crustaceans-Shrimp | Macrobrachium rosenbergii | 1978 | Definite | Estab | |
| Cnidarians-Hydrozoans | Macrorhynchia philippina | 1948 | Definite | Estab | |
| Cnidarians-Hydrozoans | Nemalecium lighti | 2018 | Definite | Estab | |
| Cnidarians-Hydrozoans | Obelia oxydentata | 2018 | Definite | Estab | |
| Mollusks-Bivalves | Teredo bartschi | 1987 | Definite | Estab | |
| Mollusks-Bivalves | Teredo furcifera | 1987 | Definite | Estab | |
| Mollusks-Bivalves | Teredo triangularis | 2015 | Definite | Estab |