Join the Rock River Valley Team in 2026!

This year's challenge will be April 24-27th for observations! 

The ID period will last from April 28-May 10!

https://www.inaturalist.org/projects/city-nature-challenge-2026-rock-river-valley

The Rock River Valley team makes observations in Winnebago, Boone, Ogle, Stephenson, and DeKalb counties! You don't have to officially join the project, as long as you upload your observations from one of those 5 counties!

Join a team of global citizen scientists, like these folks below!