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

Pale Beauty
May 12, 2024
United States, Ohio, Fairfield County
Curved-Toothed Geometer
May 12, 2024
Canada, Ontario
American Lady
May 11, 2024
United States, Texas, Bexar County
Gray Hairstreak
May 11, 2024
United States, Texas, Bexar County
Green Comma
May 11, 2024
United States, California, Santa Cruz County
Eastern Comma
May 11, 2024
Canada, Ontario
Melissa Blue (includes Karner Blue)
May 11, 2024
United States, California, San Diego County
Pink-striped oakworm moth
May 11, 2024
United States, South Carolina, Lancaster County
California Dogface
May 11, 2024
United States, California, Ventura County
Pipevine Swallowtail
May 11, 2024
United States, Texas, Nueces County
Gray Hairstreak
May 11, 2024
United States, Texas, Nueces County
Mallow Scrub-Hairstreak
May 11, 2024
United States, Texas, Nueces County