(3 images) LBBG 5cy AMAK, May & August 2003, Voorhaven, Zeebrugge, Belgium (51.21N, 03.11E). 

top image: LBBG 5cy AMAK, May 29 2003, Voorhaven, Zeebrugge, Belgium. 

Ringed as pullus at Zeebrugge (51.21N 03.11E) on July 07 1999. An individual with small white tips on the outer primaries, a medium sized white mirror on P10, black markings on the upper mandible and no moult of the head-feathers. The orbital ring is red and the iris is clear yellow. The red gonydeal spot doesn't continue on the upper mandible. P1 is still old, the secondaries appeared to be very fresh.

image below: LBBG 5cy AMAK, August 01 2003, Voorhaven, Zeebrugge, Belgium. 

By early August, inner primaries shed and only P5-P10 old.