Glaucous Gull Larus hyperboreus hyperboreus; L. h. barrovianus:

01: a first-basic (standing, flying) from Texas in March
02: a second-basic (standing) from Texas in January
03: a first-basic (standing) from Baltic Germany in March
04: a second-basic (standing) from Washington State in December
05: a first-basic (standing) from Washington State in January
06: a first-basic (alternate?) (standing) from Washington State in May
07: a first-basic (standing) from Japan that may be a GLGU x GWGU hybrid(?)
08: bills of young juveniles from Alaska in August/September - added December 2006.
09: young juveniles from Alaska in September - added April 2012.
10: non-juveniles from Alaska in Augsat and September - added April 2012.