Pacific Northwest Moths is a comprehensive source of information about more than 1,200 species of moths.

Drawing from the knowledge of moth experts and specimen records from the region’s major insect collections, this site features detailed species accounts, high resolution photographs, and an interactive identification key for every Pacific Northwest moth species within the families Drepanidae, Uraniidae, Lasiocampidae, Saturniidae, Sphingidae, Notodontidae, Erebidae, Euteliidae, Nolidae, and Noctuidae.

Explore this site to identify a moth that you have found, or to learn about the amazingly diverse moths of our region. Because the site also works on mobile devices, it serves as an electronic field guide to the region's moths!

Troubles opening the identification key?: When you click "Identification Key", you may get a note that Java is blocking the key. Click the note to access the key (as long as your Java is up to date). To get the latest Java, go here .

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Quick Stats

Map of all locations for which we have moth data

  • 1,219 Species Profiles
  • 90,452 Specimen Records
  • 3,934 Specimen Images