Invasive Animals of National Concern
Please see and refer to the original text of S.I. No. 374 of 2024
| Scientific name | Common name | Geographic scope | Entry into force |
| Didemnum spp. | A colonial sea squirt | Throughout the State | 2024 |
| Perophora japonica | A colonial sea squirt | Throughout the State | 2024 |
| All freshwater crayfish except Austropotamobius pallipes | All freshwater crayfish species except the white-clawed crayfish | Throughout the State | 2024 |
| Rana catesbeiana | American bullfrog | Throughout the State | 2024 |
| Neogale vison | American mink | Throughout the State | 2024 |
| Urosalpinx cinerea | American oyster drill | Throughout the State | 2024 |
| Ceratostoma inornatum | Asian oyster drill | Throughout the State | 2024 |
| Rapana venosa | Asian rapa whelk | Throughout the State | 2024 |
| Corbicula fluminea | Asian river clam | Throughout the State | 2024 |
| Balanus improvises | Bay barnacle | Throughout the State | 2024 |
| Rattus rattus | Black rat | Offshore islands only | 2024 |
| Lepus europaeus | Brown hare | Throughout the State | 2024 |
| Rattus norvegicus | Brown rat | Offshore islands only | 2024 |
| Branta canadensis | Canada goose | Throughout the State | 2024 |
| Cyprinus carpio(except Koi varieties) | Carp except Koi Carp | Throughout the State | 2024 |
| Eriocheir sinensis | Chinese mitten crab | Throughout the State | 2024 |
| Hydropotes inermis | Chinese water deer | Throughout the State | 2024 |
| Leuciscus cephalus | Chub | Throughout the State | 2024 |
| Bufo bufo | Common toad | Throughout the State | 2024 |
| Myocastor coypus | Coypu | Throughout the State | 2024 |
| Leuciscus leuciscus | Dace | Throughout the State | 2024 |
| Dama dama | Fallow deer | Throughout the State | 2024 |
| Vulpes vulpes | Fox | Offshore islands only | 2024 |
| Dikerogammarus villosus | Freshwater Shrimp | Offshore islands only | 2024 |
| Sciurus carolinensis | Grey squirrel | Throughout the State | 2024 |
| Anser anser | Greylag goose | Throughout the State | 2024 |
| Harmonia axyridis | Harlequin Ladybird | Throughout the State | 2024 |
| Erinaceus europaeus | Hedgehog | Offshore islands only | 2024 |
| Mustela erminea hibernicus | Irish stoat | Offshore islands only | 2024 |
| Caprella mutica | Japanese skeleton shrimp | Throughout the State | 2024 |
| Muntiacus reevesi | Muntjac deer | Throughout the State | 2024 |
| Ondatra zibethicus | Muskrat | Throughout the State | 2024 |
| Dreissena rostriformis | Quagga Mussel | Throughout the State | 2024 |
| Dreissena polymorpha | Zebra mussel | Throughout the State | 2024 |