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.

Get your BAMONA Gear!

Hoodies and t-shirts in two designs!


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

European Yellow Underwing
Mar 28, 2024
United States, New York, Dutchess County
Mar 27, 2024
Canada, British Columbia
Four-Lined Chocolate
Mar 27, 2024
United States, Florida, St. Johns County
Great Purple Hairstreak
Mar 27, 2024
United States, South Carolina, Aiken County
Eastern Comma
Mar 27, 2024
United States, New York, Jefferson County
Red Admiral
Mar 27, 2024
United States, Texas, Wichita County
Forest Tent Caterpillar Moth
Mar 26, 2024
United States, Florida, Dixie County
Julia Heliconian
Mar 26, 2024
United States, Florida, Broward County
Mar 25, 2024
Canada, British Columbia
Orange Sulphur
Mar 25, 2024
United States, West Virginia, Kanawha County
Mar 25, 2024
Canada, British Columbia
Falcate Orangetip
Mar 25, 2024
United States, West Virginia, Kanawha County