| Taxonomic Group | Name | Year | Invasion Status | Population Status | Vectors |
|---|---|---|---|---|---|
| Algae | Asparagopsis armata* | 1973 | Definite | Established | Ballast Water, Hull Fouling |
| Algae | Bonnemaisonia hamifera | 1986 | Definite | Established | Ballast Water, Hull Fouling |
| Algae | Bonnemaisonia hamifera | 2017 | Definite | Established | Ballast Water, Hull Fouling |
| Algae | Codium fragile ssp. Fragile | 1998 | Definite | Established | Ballast Water, Hull Fouling |
| Algae | Colpomenia peregrina* | 1992 | Definite | Established | Hull Fouling, Oyster Accidental |
| Annelids-Oligochaetes | Tubificoides benedii* | 1916 | Definite | Established | Ballast Water, Fisheries Accidental (not Oyster) |
| Annelids-Polychaetes | Ficopomatus enigmaticus | 1929 | Definite | Established | Ballast Water, Hull Fouling |
| Annelids-Polychaetes | Hydroides dianthus | 2009 | Definite | Established | Hull Fouling |
| Annelids-Polychaetes | Marenzelleria neglecta | 2021 | Definite | Established | None |
| Annelids-Polychaetes | Polydora cornuta | 1962 | Definite | Established | Ballast Water, Hull Fouling |
Showing 1 to 10 of 38 entries