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 |
|---|---|---|---|
| North China tree frog (Hyla immaculata) | Amphibians | Hylidae | Prohibited |
| Japanese Tree frog (Hyla japonica) | Amphibians | Hylidae | Prohibited |
| Mediterranean Tree frog (Hyla meridionalis) | Amphibians | Hylidae | Prohibited |
| San Chiang Tree frog (Hyla sanchiangensis) | Amphibians | Hylidae | Prohibited |
| Emerald Green Tree frog (Hyla simplex) | Amphibians | Hylidae | Prohibited |
| Suweon Tree frog (Hyla suweonensis) | Amphibians | Hylidae | Prohibited |
| Shensi Tree frog (Hyla tsinlingensis) | Amphibians | Hylidae | Prohibited |
| Japanese Tree toad (Hyla ussuriensis) | Amphibians | Hylidae | Prohibited |
| Zhaoping Treefrog (Hyla zhaopingensis) | Amphibians | Hylidae | Prohibited |
| Western Spadefoot toad (Pelobates cultripes) | Amphibians | Pelobatidae | Prohibited |
| Common spadefoot toad (Pelobates fuscus) | Amphibians | Pelobatidae | Prohibited |
| Eastern spadefoot toad (Pelobates syriacus) | Amphibians | Pelobatidae | Prohibited |
| Varaldi's Spadefoot toad (Pelobates varaldii) | Amphibians | Pelobatidae | Prohibited |
| Couchis Spadefoot toad (Scaphiopus couchii) | Amphibians | Pelobatidae | Prohibited |
| Eastern spadefoot toad (Scaphiopus holbrookii) | Amphibians | Pelobatidae | Prohibited |
| Hurter's Spadefoot toad (Scaphiopus hurterii) | Amphibians | Pelobatidae | Prohibited |
| Hurter's Spadefoot toad (Spea hurterii (Scaphiopus hurteri above)) | Amphibians | Pelobatidae | Prohibited |
| Plains spadefoot toad (Spea bombifrons) | Amphibians | Pelobatidae | Prohibited |
| Western Spadefoot toad (Spea hammondii) | Amphibians | Pelobatidae | Prohibited |
| Mexican spadefoot toad (Spea multiplicata) | Amphibians | Pelobatidae | Prohibited |
| Tropical Clawed frog (Silurana tropicalis) | Amphibians | Pipidae | Prohibited |
| African clawed frog (Xenopus laevis) | Amphibians | Pipidae | Prohibited |
| American bullfrog (Rana [Lithobates] catesbeiana) | Amphibians | Ranidae | Prohibited |
| Moor frog (Rana arvalis) | Amphibians | Ranidae | Prohibited |
| Chaochiao brown frog (Rana chaochiaoensis) | Amphibians | Ranidae | Prohibited |