Great Black-backed Gull - Isoo O'Brien
Report

Contributor

Date

Location

Northwestern University (Main Campus and Lakefill)
Cook, Illinois, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 42.0569, -87.6711
Age
Not specified
Sex
Not specified

Observation details

Adult

Technical information

Model
Canon PowerShot SX60 HS
ISO
2000
Focal length
247 mm
Flash
Flash did not fire, auto
f-stop
f/7.1
Shutter speed
1/1000 sec
Dimensions
4608 pixels x 3456 pixels
Original file size
4.3 MB