Unidentified Gulls

Unresolved
Glaucous-winged x American Herring Gull Hybrid?
Three Mystery Gulls: Glaucous-winged or Thayer’s? Observed 18 and 19 February 2007.
Two possible Glaucous-winged x American Herring Gull hybrids seen at Swan Lake 19 February 2007.
Juvenile Herring or California Gull seen at Totem Park 12 September 2007.

Resolved
Kittiwake with red legs (Black-legged Kittiwake with red legs)
Dark mantled gull (Slaty-backed Gull)
Slaty-backed Gull? (yes, Slaty-backed Gull)

Click on the thumbnails below to see pictures of gulls I’ve not identified to species yet.