Glaucous-winged Gull - Glenn Walbek
Report

Contributor

Date

Location

Aurora Reservoir
Arapahoe, Colorado, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 39.6120362, -104.6626282
Age
Not specified
Sex
Not specified

Observation details

First cycle bird, pale uniform, large, bulky bird with short-ish primaries, large bill, beady eyes, smudgy gray scapulars, nearby GWGUxHERG birds had noticebly darker primaries... photos

Technical information

Model
Canon EOS 7D Mark II
Lens
EF300mm f/2.8L IS USM +1.4x
ISO
200
Focal length
420 mm
Flash
Flash did not fire, auto
f-stop
f/8.0
Shutter speed
1/800 sec
Dimensions
1496 pixels x 941 pixels
Original file size
1.13 MB