Aquatic invasive species (AIS) pose an ongoing threat to Washington's environment and economy. Find out which species are considered invasive in Washington. Common or scientific name Species category - All - Amphibians Crustaceans Fish Mammals Molluscs Reptiles Species family - Any - Alpheidae Ambystomatidae Amiidae Amphiumidae Anguidae Anthuridae Ascaphidae Boidae Botryllidae Bufonidae Callianassidae Cambaridae Cercopagidae Channidae Characidae Cheloniidae Chelydridae Cichlidae Cionidae Clariidae Clupeidae Colubridae Cryptobranchidae Cyprinidae Dermochelyidae Dicamptodontidae Didemnidae Diogenidae Dreissenidae Emydidae Escocidae Gastropoda Gobiidae Grapsidae Hylidae Hynobiidae Iguanidae invasive species family item Lepisosteidae Leptostraca Melitidae Molgulidae Myocastoridae Panuliridae Parastacidae Pelobatidae Pipidae Plethodontidae Poecilidae Porcellanidae Portunidae Proteidae Psammobiidae Ranidae Rhyacotritonidae Salamandridae Salmonidae Scincidae Sirenidae Spheromatidae Styelidae Tetraclitidae Trionychidae Viperidae Classification - Any - Prohibited Regulated Unlisted Select any filter and click on Search species to see results