With Herring, Ring-billed, and Great Black-backed.
Glaucous Gull (very white first winter) Gloucester State Fishing Pier Essex County MA February 2012 IMG_9908
Glaucous Gull (Larus hyperboreus), first cycle (?), Elk Creek mouth, Crescent City, Del Norte County, California - 15 December 2013. Part of the Del Norte Christmas Bird Count. Linked to eBird checklist: ebird.org/ebird/view/checklist?subID=S15982893
The Glaucous Gull (Larus hyperboreus) is a large gull which breeds in the Arctic regions of the northern hemisphere and the Atlantic coasts of Europe. It is migratory, wintering from in the North Atlantic and North Pacific oceans as far south as the British Isles and northernmost states of the USA, also on the Great Lakes. A few birds sometimes reach the southern USA and northern Mexico.