Monarchs gather at Lighthouse Field overwintering site in mid-October, 2025. Photo by Diana Magor.
Monarch butterflies are fluttering back to California’s coast, and volunteers across the West have been busy surveying overwintering sites for the 2025 Western Monarch Count (WMC)! Early reports estimate approximately…
Western Monarchs Are Returning to California: Early-Season Count Documents Several Thousand So Far : Read MoreLINK: Isis Howard and Sara Cuadra-VargasLINK: Https://westernmonarchcount.org/volunteer/LINK: Learn more and register hereNotice: Below is a list of 3 important links included on this page.1. Isis Howard and Sara Cuadra-Vargas2. Https://westernmonarchcount.org/volunteer/3.…
RETURNING Volunteer Training for the Western Monarch Count (WMC) : Read MoreLINK: Isis Howard and Sara Cuadra-Vargas with the Xerces SocietyLINK: Https://westernmonarchcount.org/volunteer/LINK: Learn more and register hereNotice: Below is a list of 3 important links included on this page.1. Isis Howard…
NEW Volunteer Training for the Western Monarch Count (WMC) : Read More
LINK: Let us know hereLINK: Regional coordinatorNotice: Below is a list of 2 important links included on this page.1. Let us know here2. Regional coordinatorPlease note that while screen readers…
Late-Season Count : Read MoreLINK: Let us know hereLINK: Regional coordinatorNotice: Below is a list of 2 important links included on this page.1. Let us know here2. Regional coordinatorPlease note that while screen readers…
Mid-Season Count : Read MoreLINK: Let us know hereLINK: Regional coordinatorNotice: Below is a list of 2 important links included on this page.1. Let us know here2. Regional coordinatorPlease note that while screen readers…
Early-Season Count : Read MoreMonarchs returned in higher numbers for Thanksgiving count, but were then battered by winter storms.For immediate release January 31, 2023LINK: [email protected]: [email protected]: Western Monarch CountLINK: Less than 2,000 individualsCentral Coast…
Western Monarch Count Tallies Over 330,000 Butterflies (Press Release) : Read MoreLINK: Relatively high western monarch butterfly counts again this yearFor insects, yearly population change can vary widelyAs we monitor more sites, it becomes harder to compare old and new dataLINK:…
The Current Status Of Western Monarch Butterflies, By The Numbers : Read MoreLINK: Western Monarch CountSeason highlightsLINK: Surprising rebound in 2021While the numbers are hopeful, this isn’t yet population recoveryLINK: Blog that gets into the nitty-gritty of the math behind western monarch…
Western Monarch Thanksgiving Count Tallies Over 330,000 Butterflies Before Storms Batter Overwintering Sites : Read More
The Western Monarch Count website is administered by the Xerces Society for Invertebrate Conservation on behalf of the Western Monarch Count. The Xerces Society is a donor-supported nonprofit organization that protects our world through the conservation of invertebrates and their habitats.
