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Human Population Centers and Monarch Reports
Any Correlation?

Be careful about potential pitfalls when interpreting data!

Mike Quinn, entomologist with Texas Parks and Wildlife, wonders if there is a correlation between the location of sightings in Texas and Texas population centers. "You might offer the students several different maps and ask them which one shows the best correlation to current monarch reports," he suggested.

Take a look. What do you think?


Location of Monarch Migration Sightings

Texas Population Data
U.S. Census
Location of Journey North Participants   

Texas Ecoregions
Texas Parks and Wildlife Department


National Science Education Standards

  • Use data to conduct a reasonable explanation.
  • Think critically and logically to make relationship between evidence and explanations.
  • Recognize/analyze alternative explanations and predictions.

National Geography Standards

  • How to use maps and other geographic representations, tools, and technologies to acquire, process, and report information.

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