5CY Lesser Black-backed Gull Green YAWC – 20150615

Images of Lesser Black-backed Gull Larus fuscus graellsii (Dutch intergrade) at various ages: as a 5th-calendar year, a 4th-calendar year and a 3rd-calendar year.

It was ringed as Green YAWC in the gull colony of IJmuiden (Forteiland), the Netherlands as a chick in July 2011.

5th calendar year

Gull colony of IJmuiden (Forteiland), the Netherlands, 15 June 2015.

Note the 2 black spots in the tail and the large amount of black in the greater primary coverts.

G-YAWC-20150615-1

G-YAWC-20150615-2

G-YAWC-20150615-3

4th calendar year

Katwijk aan Zee, the Netherlands, 27 September 2014. It stayed here for a few days after which it was observed in Belgium at the end of October and in Spain and Portugal at the end of December.

In non-breeding plumage. Note the multi-colored bill, the dull yellow legs and the striation on the head.

G[Y.AWC]-20140927-2

G[Y.AWC]-20140927-1

3rd calendar year

Noordwijk aan Zee beach, the Netherlands, 15 June 2013.

As a typical 3rd-calendar year in June with much brown in the coverts, dull yellow legs and much black on the bill.

G[Y.AWC]-22Jun13a

G[Y.AWC]-22Jun13b

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