Firefly Watch: View & Explore Data

Lupines & Fireflies © Mike Lewinski (CC BY 2.0) via Flickr
Lupines & Fireflies © Mike Lewinski (CC BY 2.0)

Lupines & Fireflies © Mike Lewinski (CC BY 2.0)

This map shows firefly observation data. Click on an individual marker to see a participant's first and last recorded observations at that location. See the legend below the map for an explanation of the "fireflies seen" icons.

"Fireflies Seen" Legend

Icons indicate the average of all 3 counts submitted per observation period. 

1-5 fireflies seen
6-10 fireflies seen
11-25 fireflies seen
More than 25 fireflies seen

Archived Data

The Museum of Science in Boston spearheaded the Firefly Watch project for the 9 years. The data from 2008–2016 is available for download as a Microsoft Excel (.xlsx) file.