Why should I observe?...
Discover changes in nature—you will be surprised at what you see when you watch carefully!
Learn how your data are being used to conserve plants and animals, manage invasive species, create allergy alerts, manage wildfire, and more.
Join a dedicated community of observers who are helping to make a difference.
How it works...
Choose a location that you can visit regularly
Pick which plants and/or animals that you want to observe from the list
Make weekly observations to record their seasonal changes
Once you’re an observer, you can
Become a Certified Observer