Atlantic Yellow-legged Gull (atlantis)

(last update: October 12, 2011)

Coordinators:
Rui Caratão (Portugal)
Mars Muusse (Netherlands)

Atlantic YLG 2cy October

 

Atlantic YLG (atlantis) 2cy, October 05-06 2011,Terceira, Azores Islands. Picture: Rony Livne.
Atlantic YLG (atlantis) 2cy, October 05-06 2011,Terceira, Azores Islands. Picture: Rony Livne.
Atlantic YLG (atlantis) 2cy, October 06 2011, Terceira rubbish dump, Azores Islands. Picture: Rami Mizrachi.
Atlantic YLG (atlantis) 2cy, October 12 2008, Corvo - Azores Islands. Picture: Dominic Mitchell. Dark blackish fresh primaries witrh rounded tips, P10 might still be growing. Even moulting out of first-summer into second-winter plumage, this form can still look dark - though note paler underbody compared with typical first-cycle birds. Partial autumn moult includes upper tertials, several inner and central mc and inner gc.
Atlantic YLG (atlantis) 2cy, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Complete moult finished. Mc, inner gc, llc and lc included in partial autumn moult, very fresh again.
Atlantic YLG (atlantis) 2cy, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. P10 fully grown.
Atlantic YLG (atlantis) 2cy, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Note pattern on 2nd gen inner primaries.
Atlantic YLG (atlantis) 2cy, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Complete moult (almost?) finished. Upper tertials, mc, inner gc, llc and lc included in partial autumn moult, very fresh again.
Atlantic YLG (atlantis) 2cy, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Brown colour dominating in plumage.