Help advance science and conservation of butterflies

From the rarest butterflies to the most common, your sightings contribute to conservation decisions, scientific knowledge, education, and more. Help us understand when and where butterflies occur. All you have to do is watch and report your butterfly sightings.

LATEST NEWS view all


Join the International Monarch Monitoring Blitz (26 July to 4 August 2024)

The International Monarch Monitoring Blitz invites community scientists from across North America to join forces to help protect and conserve the beloved and emblematic Monarch.


Mobile App Launch Webinar Recording

We want to extend our heartfelt thanks to everyone who attended our Mobile App Launch Event. Your enthusiasm and support mean the world to us, and we’re thrilled to have shared this exciting milestone with you!


Southern Portugal butterfly destination

Join Peter Hall and his wife Judy on their fascinating journey through southern Portugal, where they explored the Algarve and Alentejo regions in search of rare and endemic butterflies and birds. From colorful wetlands to picturesque river valleys, this adventure full of natural discoveries will take you to some of the best butterfly-watching destinations in Europe. Don’t miss this exciting story on our community science blog dedicated to butterfly reporting and conservation!