Adult Herring Gulls

Larus argentatus

First view, Van Buren State Park, Michigan, 13 August 2005.

Another view, mouth of the Dead River, Marquette, Michigan, 27 November 2011.

Another view, with first cycle Iceland Gull, Picnic Rocks, Marquette, Michigan, 31 March 30, 2013.

Another view, molting gives almost Thayer’s Gull appearance to primary tips; Lower Harbor, Marquette, Michigan, 4 September 2011.