Ring-billed Gull Larus delawarensis
(dead) April 1961 southern shore of Lake Ontario,
New York
22 May 1964 Braddock's Bay, New York
16 February 2009 Arvada, Colorado
27 January 2018 near Pelican Island NWR, Florida
29 January 2018 Ft. Pierce, Florida
31 January 2018 Vero Beach, Florida