Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Butterflies and Moths of North America (BAMONA) is an ambitious effort to collect, store, and share species information and occurrence data. You can participate by taking and submitting photographs of butterflies, moths, and caterpillars.

Explore the variety of moths and butterflies in North America. Choose a region to find photographs, Top 20 species, and regional species checklists.

Get involved in the project. Submit photographs of your sightings, or share your expertise and help us review and verify submissions.

Discover our maps and data. Find recently verified sightings, or search and browse the sightings database.

Learn more about this project. We aim to fill the needs of scientists and nature observers by bringing verified occurrence and life history data into one location.

Get help identifying a butterfly, moth, or caterpillar. It is a trade: you help us collect verifiable data, and we will try to identify the species.

Browse stunning images hand-selected for the BAMONA image gallery.


Advertise with us!

Do you have a product or service that you think would interest BAMONA users? If you would like to advertise on this website, contact us by email, or use the contact form and select the "Advertising" category.


Recent Sightings

Curved-Toothed Geometer
Apr 14, 2026
United States, Pennsylvania, York County
Rosy maple moth
Apr 13, 2026
United States, West Virginia, Putnam County
Rhesus Skipper
Apr 13, 2026
United States, New Mexico, Union County
Virginia creeper sphinx
Apr 13, 2026
United States, South Carolina, Charleston County
Jocose Sallow
Apr 13, 2026
United States, New York, Tompkins County
Green Cloverworm Moth
Apr 12, 2026
United States, Pennsylvania, Butler County
Unknown Eupithecia species
Apr 12, 2026
United States, Pennsylvania, Butler County
Ipsilon Dart
Apr 12, 2026
United States, Pennsylvania, Butler County
Hummingbird Clearwing
Apr 12, 2026
United States, Virginia, Chesterfield County
Apr 12, 2026
United States, Pennsylvania, Butler County
One-Spotted Variant
Apr 12, 2026
United States, Florida, Leon County
Spanish Moth
Apr 12, 2026
United States, Florida, Leon County