| Taxonomic Group | Name | Year | Invasion Status | Population Status | Vectors |
|---|---|---|---|---|---|
| Annelids-Oligochaetes | Paranais frici* | 1969 | Definite | Established | Aquatic Plant Shipments, Ballast Water, Canal |
| Annelids-Polychaetes | Boccardiella ligerica | 1972 | Definite | Established | Ballast Water, Natural Dispersal |
| Annelids-Polychaetes | Marenzelleria neglecta | 2004 | Definite | Established | Ballast Water |
| Arthropoda-Insects | Telmatogeton japonicus* | 2008 | Definite | Established | Cargo, Hull Fouling |
| Bryozoans | Conopeum chesapeakensis | 2024 | Definite | Established | Ballast Water, Hull Fouling |
| Cnidarians-Hydrozoans | Cordylophora caspia | 1924 | Definite | Established | Canal, Hull Fouling |
| Crustaceans-Amphipods | Gammarus tigrinus | 2003 | Definite | Established | Ballast Water |
| Crustaceans-Barnacles | Amphibalanus improvisus | 1869 | Definite | Established | Hull Fouling |
| Crustaceans-Cladocerans | Cercopagis pengoi* | 1995 | Definite | Established | Ballast Water, Canal |
| Crustaceans-Copepods | Eurytemora carolleeae | 2007 | Definite | Established | Ballast Water |
Showing 1 to 10 of 22 entries