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2019 WMTC "real time" count update. These counts are from a few overwintering sites thanks to the dedicated efforts of great volunteers! Check out the homepage of Xerces' Western Monarch Thanksgiving Count for the most recent count updates: www.westernmonarchcount.org. ... See MoreSee Less
New this season: we're introducing "real time" counts at a few overwintering sites thanks to some great volunteers. Check out the homepage of Xerces' Western Monarch Thanksgiving Count: www.westernmonarchcount.org.
There's a new graphic in the slider with counts from a few important overwintering sites. We'll be updating these counts regularly throughout the overwintering season so you can get a glimpse at how many monarchs are clustered. (If the graphic slides past, you can use the side arrows to re-find it manually and it'll stay on the graphic for as long as you'd like). ... See MoreSee Less
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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.