UN-RINGED LESSER BLACK-BACKED GULLS: NOVEMBER & DECEMBER
Photo
7: LBBG adult, December 15 2000, Westkapelle, the Netherlands.
Complete white tip on P10 and large mirror on P9 suggest an older adult.
Photo
15: LBBG adult, November 19 2000, Westkapelle, the Netherlands.
Photo
8: intermedius (sub?)adult, December 21 2000 Westkapelle, the
Netherlands.
Photo
16: LBBG adult, November 19 2000, Westkapelle, the Netherlands.
Photo
9: intermedius adult December 21 2000 Westkapelle, the
Netherlands. 
Photo
17: Intermedius adult, November 20 2000, Westkapelle, the
Netherlands. P1-p8 new with large tips, p9 just visible. Moult score over
45.
Photo
12: intermedius adult December 21 2000 Westkapelle, the
Netherlands. Moult score 47.
Photo
18: Intermedius adult, November 20 2000, Westkapelle, the
Netherlands. P1-p9 new with large tips.
Photo
13: LBBG adult, December 21 2000, Westkapelle, the Netherlands.
Completed moult of all primaries.
Photo
20: Intermedius adult, November 12 2000, Westkapelle, the
Netherlands.
Photo
14: LBBG adults, November 19 2000, Westkapelle, the
Netherlands.
Note differences in grey-tone.