The
first impression may be an adult or nearly adult Kelp Gull in heavy
moult, but the streaked head and a slimmer bill may suggest a dark
and bulky Lesser-backed of intermedius.
Photo: Göran
Ekström
Adult
Sabine's Gull in winter plumage.
Photo: Göran
Ekström
Adult
Sabine's Gull in winter plumage.
Photo: Göran
Ekström