American Black Duck - Geoffrey A. Williamson
Report

Contributor

Geoffrey A. Williamson Media from this contributor Profile

Date

Location

Montrose Point Bird Sanctuary, Lincoln Park
Cook, Illinois, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 41.9633833, -87.6344204
Age
Not specified
Sex
Not specified

Technical information

Model
Canon EOS 7D
Lens
EF100-400mm f/4.5-5.6L IS II USM
ISO
2000
Focal length
200 mm
Flash
Flash did not fire
f-stop
f/5.0
Shutter speed
1/250 sec
Dimensions
3852 pixels x 2568 pixels
Original file size
1.27 MB