Slater Museum of Natural HistorySlater Museum of Natural History

Glaucous-winged Gull


breeding adult
Washington, April


breeding adult
Washington, April


first winter
British Columbia, February


juvenile
Washington, November


juvenile
Washington, October


nonbreeding adult
Washington, October


breeding adult
Washington, March



breeding adult
Washington, February


breeding adult
Alaska, July


breeding adult
Washington, June


first winter
Washington, December


breeding adults
Washington, April


first summer (very worn and faded)
Washington, May


second winter
Washington, March


nonbreeding adult (perhaps not fully mature)
Washington, February


nonbreeding adult
Washington, February


Glaucous-winged x Western hybrid
second winter
Washington, September


Glaucous-winged x Western hybrid
second summer
Washington, March


Glaucous-winged x Western hybrid (Western Gull on right)
breeding adult
Washington, March