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

One-Spotted Variant
Jun 02, 2024
United States, New Jersey, Mercer County
Juniper Geometer
Jun 02, 2024
United States, New Jersey, Mercer County
Oak Leaftier Moth
Jun 02, 2024
United States, New Jersey, Mercer County
American Dagger Moth
Jun 01, 2024
United States, New Jersey, Mercer County
European Yellow Underwing
Jun 01, 2024
United States, New Jersey, Mercer County
Pale Beauty
Jun 01, 2024
United States, New York, Kings County
Ipsilon Dart
Jun 01, 2024
United States, Pennsylvania, Butler County
Nessus sphinx
Jun 01, 2024
United States, Michigan, Macomb County
Monarch
Jun 01, 2024
United States, Illinois, Johnson County
Eight-spotted Forester
Jun 01, 2024
United States, Illinois, Johnson County
Southern Dogface
Jun 01, 2024
United States, Texas, Lubbock County
Morbid Owlet Moth
Jun 01, 2024
United States, Pennsylvania, Butler County