Yellow-legged Gull (Larus micahellis), 2cy, 16.1.2016, Grenå Harbour

The bird on the water behind the Yellow-legged Gull is a 2cy Caspian Gull.

The bird on the water behind the Yellow-legged Gull is a 2cy Caspian Gull.

Note that there is 2cy Caspian Gull behind the Yellow-legged Gull.

Note that there is also a 2cy Caspian Gull.

Yellow-legged Gull (Larus micahellis), 1cy, 19.10.2015, Følle Bund, Rønde

Yellow-legged Gull (Larus micahellis) is a scarce visitor in East Jutland.

Yellow-legged Gull (Larus micahellis), 2cy, 2.2.2014, Aarhus Harbour.

Yellow-legged Gull (Larus micahellis) is a scarce winter visitor in Denmark and especially so on Aarhus Harbour.

Yellow-legged Gull (Larus michahellis), ad, 10.08.2013, Fovrfeld, Esbjerg Harbour

Yellow-legged Gull (Larus michahellis), ad, 19.11.2011, Bønnerup Harbour

Note the slender and long-winged appearance with elongated body profile and long yellow legs.

Note the relative heavy bill with strong colours and red gonys spot reaching lower edge of upper mandible, yellowish iris surrounded by a thick red orbital ring, strong and round head profile.

There is a black band crossing p5 and a white mirror isolated from the white apical spot on p10. 

Note darker upperparts than argentatus in direct comparison.

The primaries have smaller white apical spots than the average argentatus.

Black extending fare down the p10 feather towards the primary coverts on the underwing without a grey tongue on the inner web which suites michahellis just perfect.

Yellow-legged Gull (Larus michahellis), ad, 3.12.2010, Aarhus East Harbor

This is the fourth Yellow-legged Gull in Aarhus Harbor this season and the first adult. The three previous records were all first winters as seen on photos are here, here and here.