Lesser Black-backed Gull (graellsii) - Ted Floyd
Report

Contributor

Date

Location

Baseline Reservoir
Boulder, Colorado, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 39.9956653, -105.208168
Age
Not specified
Sex
Not specified

Observation details

The three adults or near-adults from earlier today (see eBird checklist S290196845) were still present, and, this time, there was a first-cycle, photos below.

Technical information

Model
COOLPIX P950
ISO
100
Focal length
250 mm
Flash
Flash did not fire
f-stop
f/6.3
Shutter speed
1/400 sec
Dimensions
3569 pixels x 2288 pixels
Original file size
3.72 MB