National Moth Week
National Moth Week (NMW) is held annually worldwide during the last full week of July and celebrates the beauty, life cycles, and habitats of moths around the world.
Communities around the globe come together during National Moth Week to celebrate the beauty, diversity, and ecological importance of moths. Join participants of all ages to contribute valuable data that helps scientists better understand these fascinating insects.
2026 theme
Along with scientific observation, this year’s National Moth Week spotlights the “Moths in Art” theme. Organizers invite the public to share moth-themed artwork on social media using the hashtag #MothWeek26Art.
What is Mothing?
Mothing is the practice of attracting, observing, photographing, identifying, and documenting moths for enjoyment or scientific study.
National Moth Week is an annual, global event that invites people of all ages and backgrounds to participate in the mothing hobby, by sharing photos of moths they find for citizen science.
Moth Week offers everyone, everywhere the opportunity to become a Citizen Scientist by submitting photos of moths to any of our participating partners for identification and data submission.