Documentation of Gyrfalcon

Observer Information

Reporter:  Diane Roberts  27 Shetland Court,   Littleton, CO  80130
Other Observers:  Elaine Wagner

Species, Date, Time and Location Information

Species:  Gyrfalcon
First Date/Time:  11/5/2019 9:15:00 AM
Last Date/Time:  11/5/2019 9:25:00 PM
Duration (total time in view):  12
County:  Larimer
Specific Location:  Larimer County Landfill
Number:  1
Age:  Immature
Sex:  Unknown
Plumage:  Other/Unknown


Open area, south of the Fort Collins landfill on Tribley on the top of a power pole.

Viewing Conditions

Optics:  Camera & bino
Distance:  1 mile, I saw it as soon as I turned the corner on Tribley and snapped photos until Elaine wanted to open a door and get out, it flew.
Light:  Bright light

Description of the Bird

I spotted it from the start of the road. Perched on power pole. Appeared to be a juvenile bird..

Similar Species Discussion

A prairie falcon is similar however, it is much smaller than the Gyrfalcon, along with a facial markings are different.

Resources Used

Known location, Sibleys & my photos. 

Previous Experience

I have seen the gyrfalcon on Tribley road across from the landfill in prior years.



Materials Available

Photos |


Date Documentation Submitted

5/11/2023 3:24:00 PM
Click left or right edges of photos to move through all; click outside image to close

Location Map

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3) A generic location with no specific coordinates is mapped to the center of the reported county.

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