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 |
|---|---|---|---|
| Karpathos Water frog (Rana cerigensis) | Amphibians | Ranidae | Prohibited |
| Kokarit frog (Rana lateralis) | Amphibians | Ranidae | Prohibited |
| Korean Golden frog (Rana chosenica) | Amphibians | Ranidae | Prohibited |
| Kurdistan newt (Neurergus microspilotus) | Amphibians | Salamandridae | Prohibited |
| Lake Urmia newt (Neurergus crocatus) | Amphibians | Salamandridae | Prohibited |
| Levant Water frog (Rana bedriagae) | Amphibians | Ranidae | Prohibited |
| Lined leopard frog (Rana plancyi) | Amphibians | Ranidae | Prohibited |
| Long-Tailed Clawed salamander (Onychodactylus fischeri) | Amphibians | Hynobiidae | Prohibited |
| Luristan newt (Neurergus kaiseri) | Amphibians | Salamandridae | Prohibited |
| Marbeled newt (Triturus marmoratus marmoratus) | Amphibians | Salamandridae | Prohibited |
| Marbled salamander (Ambystoma opacum) | Amphibians | Ambystomatidae | Prohibited |
| Marsh frog (Rana ridibunda) | Amphibians | Ranidae | Prohibited |
| Mediterranean Tree frog (Hyla meridionalis) | Amphibians | Hylidae | Prohibited |
| Mexican spadefoot toad (Spea multiplicata) | Amphibians | Pelobatidae | Prohibited |
| Montane Brown frog (Rana ornativentris) | Amphibians | Ranidae | Prohibited |
| Moor frog (Rana arvalis) | Amphibians | Ranidae | Prohibited |
| Noboribetsu salamander (Hynobius retardatus) | Amphibians | Hynobiidae | Prohibited |
| North China tree frog (Hyla immaculata) | Amphibians | Hylidae | Prohibited |
| Northeastern China Hynobiid salamander (Hynobius leechii) | Amphibians | Hynobiidae | Prohibited |
| Northern Dwarf siren (Pseudobranchus striatus striatus) | Amphibians | Sirenidae | Prohibited |
| Northern green frog (Rana [Lithobates] clamitans) | Amphibians | Ranidae | Regulated |
| Oki salamander (Hynobius okiensis) | Amphibians | Hynobiidae | Prohibited |
| Olm (Proteus anguinus) | Amphibians | Proteidae | Prohibited |
| Omei brown frog (Rana omeimontis) | Amphibians | Ranidae | Prohibited |
| Paghman Mountain salamander (Batrachuperus mustersi) | Amphibians | Hynobiidae | Prohibited |