By Isis Howard on 2. March 2023 Western monarchs experienced a 58% seasonal decrease between the Thanksgiving and New Year’s counts The Xerces Society’s Western Monarch Count results for the New Year’s period are now in, revealing a 58% seasonal decrease in …
Monarchs returned in higher numbers for Thanksgiving count, but were then battered by winter storms. For immediate release January 31, 2023 Contacts: Emma Pelton, Senior Endangered Species Conservation Biologist and Western Monarch Lead, the Xerces Society; 503-212-0706; [email protected] Isis Howard, Endangered Species …
Western Monarch Count Tallies Over 330,000 Butterflies (Press Release) Read More »
By Elizabeth E. Crone, professor and quantitative ecologist at the University of California Davis on 31. January 2023 A few weeks ago, a reporter asked me whether relatively high western monarch butterfly counts again this year mean that the population has recovered. …
The Current Status Of Western Monarch Butterflies, By The Numbers Read More »
By Isis Howard and Emma Pelton on 31. January 2023 ### For the 26th year, community scientists grabbed their binoculars and ventured out to survey monarch butterflies for the Xerces Society’s Western Monarch Count. Surveying a total of 272 overwintering …
Remembering Dan Meade The western monarch community, including myself and others at Xerces, are mourning the unexpected death of Dan Meade on November 26th at the age of 68. Dan was a longtime monarch overwintering expert, consultant, and a very …
The Xerces Society’s Western Monarch Count: Mid-Season Update, December 2022 Date: 12/7/22 Western Monarch Thanksgiving Count surpasses 300,000 butterflies and counting While preliminary, more than 300,000* monarch butterflies have been reported across 183 overwintering sites in California for The Xerces …
Mid-Season Western Monarch Update: December 2022 Read More »
The Xerces Society’s Western Monarch Count: Mid-Season Update, November 2022 Date: 11/22/22 More than 105,000* monarch butterflies have been reported to The Xerces Society’s Western Monarch Count project as of 11/22/22. This year seems to be another good year for …
Mid-Season Western Monarch Update: November 2022 Read More »
Expert contact: Emma Pelton, Senior Endangered Species Conservation Biologist and Western Monarch Lead, the Xerces Society; 503-212-0706; [email protected] Media contact: Deborah Seiler, Communications Director, the Xerces Society; 503-212-0550; [email protected] Western monarchs rebound to final tally of nearly 250,000 butterflies PORTLAND, …
Press Release: Western Monarch Thanksgiving Count Totals for 2021 Read More »
By Isis Howard & Emma Pelton on January 24, 2022 Launched in 1997, the Xerces Society’s Western Monarch Thanksgiving Count celebrates its 25th year of community science with a surprising and remarkable outcome: 247,237 monarch butterflies observed across western overwintering …
Western monarchs rebound to final tally of nearly 250,000 butterflies Read More »
Migratory western monarchs are being reported at their overwintering sites in coastal California in greater numbers than last year, giving hope for the struggling population. At overwintering sites in Pacific Grove, Pismo Beach, and a private site in Big Sur, …
The Western Monarch Count is a community science program through the Xerces Society for Invertebrate Conservation. You can read more about it here.
Butterfly wing image by and (c)2008 Derek Ramsey (Ram-Man), licensed under the GNU Free Documentation License 1.2
This website contains links to other independent third party websites. These third party websites are not under our control, and we are not responsible for and do not necessarily endorse their content. We are not liable for any offensive, inaccurate, or objectionable content contained on these third party sites.
Monarch overwintering site location data provided by this website is for basic navigational purposes only and is not intended to be relied upon in situations where precise location information is needed or where erroneous, inaccurate or incomplete location data may lead to personal injury, death, or property or environmental damage. Neither we, nor any of our content providers, guarantee the availability, accuracy, reliability, or timeliness of location data displayed by our website.
Participants of this community science project assume all responsibility for following the rules and regulations of the areas in which they are surveying, including all notices of private property and no trespassing warnings. The Xerces Society encourages all participants to follow basic common sense and safety precautions when accessing and monitoring overwintering sites. Participants are ultimately responsible for their own safety and well-being.
