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E.g., Jul 15, 2020
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E.g., Jul 15, 2020
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Birding by Habitat: Castle Creek Valley

Birding by Habitat: Castle Creek Valley
Jul. 15th, 7:30am to 10:30am

July is an excellent time to observe birds in the upper montane aspen forests, wildflower meadows, and riparian groves of spruce of the Castle Creek Valley, offering prime habitat for classic Rocky Mountain birds such as dusky grouse, Red-naped sapsucker, yellow-rumped warbler, mountain bluebird, broad-tailed hummingbird, northern goshawk, various flycatchers, and many more.

North Star Birding: South Side of the River

North Star Birding: South Side of the River
Jul. 20th, 7:30am to 10:30am

in partnership with Pitkin County Open Space & Trails

Special access to the south side of the river takes this class into prime bird habitats following the peak of summer breeding season when many fledglings are on the wing and learning the ropes of independent life.

Know Your Trees | Tree Identification Walk

Know Your Trees | Tree Identification Walk
Jul. 20th, 4:00pm to Oct. 5th, 5:00pm

Advance registration is required.

Wild Yoga

Wild Yoga
Jul. 21st, 5:15pm to Oct. 13th, 6:30pm

In partnership with Lead With Love

Wild Yoga is full for the summer, but please join our waitlist as last minute spots due become available.

Birding by Habitat: Birds of the Alpine Lifezone

Birding by Habitat: Birds of the Alpine Lifezone
Jul. 23rd, 7:00am to 2:00pm

Collaboration with the Independence Pass Foundation

Late July is an excellent time to observe birds in the alpine lifezone of Independence Pass.

July Birding at Hallam Lake

July Birding at Hallam Lake
Jul. 28th, 7:00am to 10:00am

Advance registartion required by the Monday before outing as we are limited to group size.

Colorado Mushrooms Workshop: A World of Wonder at Your Feet

Colorado Mushrooms Workshop: A World of Wonder at Your Feet
Jul. 30th, 9:00am to Jul. 31st, 4:00pm

Join mycologist Dr.

Walk on the Other Side

Walk on the Other Side
Aug. 4th, 9:00am to 1:00pm

Join ACES Director of Naturalist Programs, Jim Kravitz on this rare opportunity to discover the far side of the North Star Preserve, which is otherwise closed to the public.

August Birding at Hallam Lake

August Birding at Hallam Lake
Aug. 11th, 7:30am to Aug. 25th, 10:30am

Advance registartion required by the Monday before outing as we are limited to group size.

ACES Summer Camp

ACES Summer Camp
Aug. 14th, 9:30am to 3:30pm

ACES is offering week-long summer camps at Hallam Lake and Rock Bottom Ranch at reduced capacity from Monday, June 15, 2020 and ending Friday, August 14, 2020.

North Star Birding: Early Migration

North Star Birding: Early Migration
Aug. 27th, 7:30am to 9:30am

in partnership with Pitkin County Open Space & Trails

Dispersing juvenile birds and early migrants are on the move by mid-August.

North Star Birding: Fall Birds

North Star Birding: Fall Birds
Sep. 10th, 7:30am to 9:30am

in partnership with Pitkin County Open Space & Trails

Join us for this birding outing that will focus on local fall birds in the quiet, expansive setting of North Star where the river and wetlands make this location especially important for migration activities.