Join the High Park Caterpillar Survey
*** Beginners welcome ***
The 2025 season is nearly here!
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Meet like-minded nature enthusiasts
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Contribute to citizen science
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Observe lots of caterpillars up close
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See other organisms that fluoresce
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Learn about caterpillar ecology & natural history
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Regular participants receive a High Park caterpillar poster
FAQs
Season / Session times
9:15 pm to midnight​
As days get shorter, start & end times get earlier.
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We typically hold 2-3 sessions a week throughout the season. The specific days vary each week based on volunteer availability and weather forecasts. In 2024, we held 55 sessions over a 21-week period.
You need to be:
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18 years of age or older
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available to do evening sessions
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able to walk up to 4 km per session on paved & unpaved surfaces (most sessions are 1-3 km)
Questions?
VOLUNTEER APPLICATION FORM