Aquatic invasive species (AIS) pose an ongoing threat to Washington's environment and economy. Find out which species are considered invasive in Washington.
| Species | Category | Family | AIS classification |
|---|---|---|---|
| Carpathian newt (Triturus montandoni) | Amphibians | Salamandridae | Prohibited |
| Caspian Pond turtle (Mauremys caspica) | Reptiles | Emydidae | Prohibited |
| Central Asiatic frog (Rana asiatica) | Amphibians | Ranidae | Prohibited |
| Chaochiao brown frog (Rana chaochiaoensis) | Amphibians | Ranidae | Prohibited |
| Chevron-spotted Brown frog (Rana chevronta) | Amphibians | Ranidae | Prohibited |
| Chinese Broad-headed turtle (Chinemys reevesii megalocephala) | Reptiles | Emydidae | Prohibited |
| Chinese Giant salamander (Andrias davidianus) | Amphibians | Cryptobranchidae | Prohibited |
| Chinese mitten crab (Eriocheir sinensis) | Crustaceans | Grapsidae | Prohibited |
| Chinese rock frog (Rana tenggerensis) | Amphibians | Ranidae | Prohibited |
| Chinese salamander (Hynobius chinensis) | Amphibians | Hynobiidae | Prohibited |
| Chinese Tree frog (Hyla chinensis) | Amphibians | Hylidae | Prohibited |
| Chinese Warty newt (Paramesotriton chinensis) | Amphibians | Salamandridae | Prohibited |
| Chioglossa lusitanica (Chioglossa lusitanica ) | Amphibians | Salamandridae | Prohibited |
| Clouded salamander (Hynobius nebulosus) | Amphibians | Hynobiidae | Prohibited |
| Common frog (Rana temporaria) | Amphibians | Ranidae | Prohibited |
| Common snapping turtle (Chelydra serpentina) | Reptiles | Chelydridae | Prohibited |
| Common spadefoot toad (Pelobates fuscus) | Amphibians | Pelobatidae | Prohibited |
| Common Tree frog (Hyla arborea) | Amphibians | Hylidae | Prohibited |
| Couchis Spadefoot toad (Scaphiopus couchii) | Amphibians | Pelobatidae | Prohibited |
| Cretan Water frog (Rana cretensis) | Amphibians | Ranidae | Prohibited |
| Danube Crested newt (Triturus dobrogicus) | Amphibians | Salamandridae | Prohibited |
| Dark-Spotted frog (Rana nigromaculata) | Amphibians | Ranidae | Prohibited |
| Dunn's Oriental salamander (Hynobius dunni) | Amphibians | Hynobiidae | Prohibited |
| Dybovsky's frog (Rana dybowskii) | Amphibians | Ranidae | Prohibited |
| Dybowski's salamander (Salamandrella keyserlingii) | Amphibians | Hynobiidae | Prohibited |