Great Black-backed Gull - Demetri Lafkas
Report

Contributor

Date

Location

Oconto Harbor
Oconto, Wisconsin, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 44.8943093, -87.8274536
Age
Not specified
Sex
Not specified

Observation details

Juvenile transitioning into 1st winter. Larger than ring-bill and herring gull next to it. Darker at upper wingtips, white trailing edge on secondaries, white rump, blotchy tail band, and more uniform grayish underwing contrasting with belly.

Technical information

Dimensions
568 pixels x 548 pixels
Original file size
325.98 KB