| Taxonomic Group | Name | Year | Invasion Status | Population Status | Vectors |
|---|---|---|---|---|---|
| Annelids-Polychaetes | Alitta succinea | 2009 | Non-native | Established | Ballast Water, Hull Fouling |
| Annelids-Polychaetes | Hydroides gairacensis | 1966 | Non-native | Established | Ballast Water, Hull Fouling |
| Bryozoans | Amathia verticillata | 2014 | Non-native | Established | Hull Fouling |
| Bryozoans | Anguinella palmata | 1933 | Non-native | Established | Hull Fouling |
| Bryozoans | Hippopodina tahitiensis | 1930 | Non-native | Established | None |
| Cnidarians-Anthozoans | Carijoa riisei | 2000 | Non-native | Established | Hull Fouling |
| Cnidarians-Hydrozoans | Clytia delicatula | 2018 | Non-native | Established | Ballast Water, Hull Fouling |
| Cnidarians-Hydrozoans | Ectopleura crocea | 2018 | Non-native | Established | Hull Fouling |
| Cnidarians-Hydrozoans | Macrorhynchia philippina | 1948 | Non-native | Established | Hull Fouling |
| Cnidarians-Hydrozoans | Nemalecium lighti | 2018 | Non-native | Established | None |
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