NEW! Complete Monarch Essentials Course
Join the Monarch Joint Venture for a 7-hour, self-paced online course to learn about monarch butterfly ecology, migration, pressures, community science projects, and the effective conservation actions that you can take to help protect this iconic species.Learn More
Mapping Milkweed for Monarchs: Using Innovative Technology to Support Biodiversity Conservation
The POLLi software platform equips conservation organizations with a novel tool to streamline data collection using drones, AI, and cloud computing.Learn More
Introducing the Monarch NECTAR Hub: Network for Education on Conservation, Training, and Research
The MJV is excited to introduce the Monarch NECTAR Hub: Network for Education on Conservation, Training, and Research—a place where your learning journey takes flight.Learn More
NEW! Mini Monarch Essentials Course
Join the Monarch Joint Venture for a self-paced online course to learn about monarch butterfly biology, life cycle and identification, migration and overwintering biology, threats, as well as the conservation actions that you can take to help protect this iconic species.Learn More
Eastern Monarch Butterfly Population Decreases In the 2022-2023 Overwintering Season
The presence of monarch butterflies in Mexico’s oyamel fir forests this past winter was 22% less than the previous year, according to the most recent survey led by the World Wildlife Fund (WWF) Mexico. Monarch butterflies occupied 2.21 hectares, 0.63 less than the 2.84 hectares in the 2021-2022 overwintering season.View Details
Western Monarch Populations Increase for the Second Year, but Our Work is Not Done
Over 250 volunteers surveyed 272 overwintering sites this winter, tallying a total of 335,479 monarch butterflies observed across the western overwintering sites, an increase of 88,242 monarchs!View Details
In the face of DECLINES in monarch numbers and habitat availability
MJV partners are pooling their efforts to protect monarch and pollinator habitat in the U.S.MJV Newsletter Sign-up
The Monarch Joint Venture Habitat Program is dedicated to building, establishing, restoring, and enhancing monarch habitat throughout the country.
Education & Outreach
Monarch Joint Venture's education program began in 2019 and plays a large role in helping MJV achieve its mission to protect and conserve the monarch butterfly and its migration.
Research & Monitoring
Through scientific research and monitoring, we can better understand North American monarch population trends and the many factors influencing their decline.
Frequently Asked Questions
Find answers to frequently asked questions about monarchs and pollinator habitat.
Support our work when you order habitat signs, monarch books, educational materials, t-shirts and more!
Support monarch conservation through the Monarch Joint Venture. Your gift supports education, effort coordination, research, and expansion of habitat across the United States.