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

California Tortoiseshell
Feb 26, 2025
United States, California, Mendocino County
Spring Cankerworm Moth
Feb 26, 2025
United States, Pennsylvania, Washington County
Edwards' Wasp Moth
Feb 26, 2025
United States, Florida, Miami-Dade County
Checkered White
Feb 25, 2025
United States, New Mexico, Doña Ana County
Desert Orangetip
Feb 25, 2025
United States, New Mexico, Doña Ana County
Hoary Comma
Feb 25, 2025
United States, New Mexico, Santa Fe County
California Tortoiseshell
Feb 25, 2025
United States, New Mexico, Santa Fe County
Mourning Cloak
Feb 25, 2025
United States, New Mexico, Santa Fe County
Desert Marble
Feb 24, 2025
United States, New Mexico, Doña Ana County
Desert Orangetip
Feb 24, 2025
United States, New Mexico, Doña Ana County
Hoary Comma
Feb 24, 2025
United States, New Mexico, Los Alamos County
Dainty Sulphur
Feb 24, 2025
United States, New Mexico, Los Alamos County