Ring-billed Gull - Rob Cassady
Report

Contributor

Date

Location

Erie Reservoir
Boulder, Colorado, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 40.0185646, -105.0998009
Age
Not specified
Sex
Not specified
Tags
Multiple species

Observation details

Estimate based on count of attached photo. The largest grouping of gulls I have seen in Colorado.

Technical information

Model
NIKON D7200
ISO
1000
Focal length
200 mm
Flash
Flash did not fire, auto
f-stop
f/6.3
Shutter speed
1/5000 sec
Dimensions
4494 pixels x 1984 pixels
Original file size
1.16 MB