| Where | Date | Leader(s) | Difficulty | Maximum | Registered |
|
Prewitt and Jackson Reservoirs
|
Sun, Aug 31 5:00 AM - 6:30 PM
|
Joey Kellner
| Strenuous | | 19 |
|
Common Poorwill Evening
|
Mon, Sep 1 6:45 PM - 9:15 PM
|
David Suddjian
| Easy | 8 | 3 |
|
Rocky Flats National Wildlife Refuge (Developing Birder Trip)
|
Tue, Sep 2 6:30 AM - 8:30 AM
|
Matthew Hazelgren & Carly Crow
| Moderate | 8 | 7 |
|
Confluence Open Space (Aurora)
|
Fri, Sep 5 7:30 AM - 10:00 AM
|
Cynthia Cestkowski
| Moderate | 8 | 7 |
|
Colorado Birding Challenge: Crowley County
|
Sat, Sep 6 4:15 AM - 6:00 PM
|
Chris Gilbert
| Strenuous | 6 | 4 |
|
Colorado Birding Challenge: Douglas County
|
Sat, Sep 6 6:00 AM - 12:00 PM
|
Susan Blansett
| Moderate | 8 | 3 |
|
Colorado Birding Challenge: Arapahoe County
|
Sat, Sep 6 6:15 AM - 3:00 PM
|
Ryan Corda
| Moderate | 4 | 3 |
|
Colorado Birding Challenge: Gilpin County
|
Sat, Sep 6 6:30 AM - 1:30 PM
|
Donna Stumpp & Gary Witt
| Moderate | 6 | 4 |
|
Denver City Park (Denver County) (Developing Birder Trip)
|
Sun, Sep 7 7:00 AM - 11:00 AM
|
Jason Bidgood & Patrick O'Driscoll
| Moderate | 10 | 11 |
|
Denver Botanic Gardens at Chatfield
|
Mon, Sep 8 9:00 AM - 12:00 PM
|
Judy McKeon & David Suddjian
| Easy | 12 | 17 |
|
Chico Basin Ranch
|
Tue, Sep 9 5:30 AM - 2:00 PM
|
KIP MILLER
| Moderate | 12 | 4 |
|
Plaster Reservoir in Broomfield
|
Wed, Sep 10 6:30 AM - 8:00 AM
|
Brian Genge
| Easy | 8 | 2 |
|
Cherry Creek State Park (Patch Birding Trip)
|
Wed, Sep 10 7:00 AM - 9:00 AM
|
Ethan Cleveland
| Easy | 10 | 11 |
|
Tucker Gulch (Developing Birder Trip)
|
Thu, Sep 11 5:00 PM - 8:00 PM
|
Ryan Corda
| Easy | 8 | 7 |
|
Cherry Creek State Park (Developing Birder Trip)
|
Fri, Sep 12 8:00 AM - 11:00 AM
|
Ryan Dibala
| Moderate | 8 | 7 |
|
Dinosaur Ridge (Birds Plus+ Trip)
|
Sat, Sep 13 7:00 AM - 12:00 PM
|
Ajit Antony & Liza Antony
| Moderate | 12 | 12 |
|
Pella Crossing Open Space (Boulder County)
|
Sat, Sep 13 7:30 AM - 10:30 AM
|
Chuck Hundertmark
| Easy | 8 | 3 |
|
Barr Lake State Park Bird Banding Station
|
Sun, Sep 14 7:30 AM - 10:30 AM
|
Charles Chase
| Easy | 15 | 9 |
|
Belmar Historic Park (Developing Birder Trip)
|
Sun, Sep 14 7:30 AM - 10:30 AM
|
Shay Lyons
| Easy | 8 | 12 |
|
Chico Basin Ranch (Summer Hummers Trip)
|
Mon, Sep 15 5:30 AM - 3:30 PM
|
Jessica Miller
| Moderate | 12 | 15 |
|
First Creek at Green Valley Ranch (Developing Birder Trip)
|
Tue, Sep 16 6:45 AM - 8:45 AM
|
Carly Crow
| Easy | 8 | 7 |
|
Audubon Kingery Nature Center and Trails
|
Thu, Sep 18 7:00 AM - 10:30 AM
|
Charles Chase
| Easy | 15 | 4 |
|
Tucker Gulch (Developing Birder Trip)
|
Thu, Sep 18 5:00 PM - 8:00 PM
|
Ryan Corda
| Easy | 8 | 1 |
|
South Platte Park--South End
|
Fri, Sep 19 7:30 AM - 10:30 AM
|
Cynthia Breidenbach
| Easy | 8 | 3 |
|
Tucker Gulch (Developing Birder Trip)
Reg. opens 9/4/2025 at 12 pm
|
Thu, Sep 25 5:00 PM - 8:00 PM
|
Ryan Corda
| Easy | 8 | 1 |
|
Castlewood Canyon State Park (Douglas County) (Birds Plus+ Trip)
Reg. opens 9/5/2025 at 12 pm
|
Fri, Sep 26 8:30 AM - 11:30 AM
|
Robert Sanchez & Heather Sanchez
| Moderate | 10 | 2 |
|
Deer Creek White-throated Swift watch
Reg. opens 9/11/2025 at 12 pm
|
Thu, Oct 2 5:30 PM - 7:00 PM
|
David Suddjian
| Easy | 8 | 1 |
|
Barr Lake State Park Bird Banding Station
Reg. opens 9/12/2025 at 12 pm
|
Fri, Oct 3 7:00 AM - 10:30 AM
|
Charles Chase
| Easy | 15 | 1 |
|
Confluence Open Space (Aurora)
Reg. opens 9/12/2025 at 12 pm
|
Fri, Oct 3 8:00 AM - 10:30 AM
|
Cynthia Cestkowski
| Moderate | 8 | 1 |
|
Deer Creek White-throated Swift watch
Reg. opens 9/12/2025 at 12 pm
|
Fri, Oct 3 5:30 PM - 7:00 PM
|
David Suddjian
| Easy | 8 | 1 |
|
South Republican WMA and Pipit Hill
Reg. opens 9/13/2025 at 12 pm
|
Sat, Oct 4 6:00 AM - 5:00 PM
|
Gary Witt
| Strenuous | 12 | 1 |
|
Deer Creek White-throated Swift watch
Reg. opens 9/14/2025 at 12 pm
|
Sun, Oct 5 5:30 PM - 7:00 PM
|
David Suddjian
| Easy | 8 | 1 |
|
South Republican WMA and Pipit Hill
Reg. opens 9/17/2025 at 12 pm
|
Wed, Oct 8 6:00 AM - 5:00 PM
|
Gary Witt
| Strenuous | 12 | 1 |
|
Chatfield State Park, The Big Sit
Reg. opens 9/21/2025 at 12 pm
|
Sun, Oct 12 6:00 AM - 7:00 PM
|
Joey Kellner
| Easy | | 1 |
|
Mountain Lakes and Scoter Trip
Reg. opens 10/11/2025 at 12 pm
|
Sat, Nov 1 5:30 AM - 6:00 PM
|
Joey Kellner
| Strenuous | 12 | 1 |
|
Aurora Reservoir
Reg. opens 10/25/2025 at 12 pm
|
Sat, Nov 15 6:20 AM - 9:30 AM
|
Carly Crow
| Moderate | 8 | 1 |