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

Hoary Comma
Mar 18, 2024
British Columbia, Canada
Stained-glass Moth
Mar 17, 2024
United States, Florida, Collier County
Fiery Skipper
Mar 17, 2024
United States, Florida, Polk County
Pacific Orangetip
Mar 17, 2024
United States, California, San Diego County
Silvery Blue
Mar 17, 2024
United States, California, San Diego County
American Lady
Mar 17, 2024
United States, California, Los Angeles County
The Infant
Mar 17, 2024
United States, Washington, Skagit County
Caonothus Nola Moth
Mar 17, 2024
United States, Washington, Island County
Salt Marsh Moth or Acrea Moth
Mar 17, 2024
United States, Florida, Wakulla County
Mustard Sallow
Mar 16, 2024
United States, New Hampshire, Rockingham County
Moss' Elfin
Mar 16, 2024
United States, California, San Mateo County
Red Admiral
Mar 16, 2024
United States, California, Ventura County