IUCN Conservation Status: Near Threatened
The strikingly marked Heermann's Gull is common along the West Coast of the United States. This gray-bodied, white-headed gull breeds in Mexico and then moves north along the Pacific Coast to southern British Columbia.
All About Birds blog, These 8 Unexpected Migration Routes Give You Reason to Go Birding in Summer, July 16, 2014.
All About Birds blog, First-Ever World Shorebirds Day Highlights Need for Conservation, September 5, 2014.