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Xerces Society
Blog
Western Monarch Milkweed Mapper
New Year’s Count of Western Monarchs Tracks Population Decline During Overwintering Season
2. March 2022
Western Monarch Thanksgiving Count tallies nearly 250,000 butterflies
24. January 2022
The Bounciness of Butterflies
12. November 2021
Monarch Population in California Spirals to Another Record Low
30. November 2020
New Year’s Count Finds Continued Decline of Monarchs Overwintering in California
4. March 2020
Thanksgiving Count Shows Western Monarchs Need Our Help More than Ever
23. January 2020
Monarch and Pollinator Habitat Kits Designed to Support Imperiled Western Monarchs
10. December 2019
Community Science Powers New Western Monarch Studies
30. July 2019
Working to Conserve Monarchs from Coast to Coast
21. June 2019
New iNaturalist Project Makes it Easier to Submit Data to the Western Monarch Milkweed Mapper
7. June 2019
Community Scientists Can Help Support Imperiled Western Monarchs
12. March 2019
Record Low Number of Overwintering Monarch Butterflies in California—They Need Your Help!
17. January 2019
Early Thanksgiving Counts Show a Critically Low Monarch Population in California
29. November 2018
Western Monarch Numbers Expected to Be Low this Year
15. November 2018
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