North Star Birding
In partnership with Pitkin County Open Space & Trails
June 12, 2026: Join ACES for this birding outing that will focus on local summer birds in the quiet, expansive setting of North Star where the river and wetlands make this location especially important for migration activities. Click here to learn more.
June 22, 2026: This outing will focus on birding by ear during prime breeding season when singing is at its peak. Highlight species at this location include: Great Blue Heron, Spotted Sandpiper, various waterfowl, Yellow Warbler, Lincoln’s and Song Sparrows, Tree and Violet-green Swallows, woodpeckers, and more. Learn more here.
This class requires advanced registration to ensure appropriate planning for the field experience. Participants must register by 5pm on the day prior to the outing.
Admission
Admission
Upcoming Dates
- Monday, June 22













