Update Evenly Distributed? Journey North

Map Showing Distribution of Monarch Butterflies between the 12 Major Sanctuaries in Mexico

February 26, 2016
This winter's monarch colonies cover 10 acres (4 hectares) and contain an estimated 200 million butterflies. This map shows how the population is distributed between the 12 major winter sanctuaries.

Guiding Questions

  • How would you describe the distribution of monarchs in the winter sanctuaries?
  • What factors do you think might influence site-selection?
  • How do you think monarch distribution affects conservation decisions?



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