California Gull - Kevin Rutherford
Report

Contributor

Date

Location

Walden Ponds Wildlife Habitat--Walden & Sawhill Ponds all together
Boulder, Colorado, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 40.044253, -105.1867721
Age
Not specified
Sex
Not specified

Observation details

gull on Cottonwood Marsh pond, slightly larger than RBGU, dark eye, bill is yellower with red and black dot, marked head.

Technical information

Model
NIKON D850
Lens
500.0 mm f/4.0
ISO
110
Focal length
500 mm
Flash
Flash did not fire
f-stop
f/6.3
Shutter speed
1/800 sec
Dimensions
1024 pixels x 830 pixels
Original file size
586.26 KB