Atlantic Yellow-legged Gull (atlantis)

(last update: October 12, 2011)

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

Atlantic YLG adult October

Atlantic YLG (atlantis) adult, October 05-06 2011, Terceira, Azores Islands. Picture: Rony Livne & Rami Mizrachi.
Atlantic YLG (atlantis) adult, October 05-06 2011,Terceira, Azores Islands. Picture: Rony Livne.
Atlantic YLG (atlantis) adult, October 05-06 2011,Terceira, Azores Islands. Picture: Rony Livne.
Atlantic YLG (atlantis) adult, October 05-06 2011,Terceira, Azores Islands. Picture: Rony Livne.
Atlantic YLG (atlantis) adult, October 05-06 2011,Terceira, Azores Islands. Picture: Rony Livne.
Atlantic YLG (atlantis) adult, October 05-06 2011,Terceira, Azores Islands. Picture: Rony Livne.
Atlantic YLG (atlantis) adult, October 05-06 2011,Terceira, Azores Islands. Picture: Rony Livne.
Atlantic YLG (atlantis) adult, October 11 2007, Terceira - Azores Islands. Picture: Dominic Mitchell. P7 fully grown, P8 almost equally P7. Note grey centres on greater primary coverts.
Atlantic YLG (atlantis) adult, October 12 2008, Corvo - Azores Islands. Picture: Dominic Mitchell. The dense head streaking, though variable, gives many adults and sub-adults a hooded appearance in autumn. Some are more heavily marked than this, with a well-delineated hood, whereas on others the streaking can be much lighter.
Atlantic YLG (atlantis) adult, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Adults in last phase of complete moult.
Atlantic YLG (atlantis) adult, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Adult in last phase of complete moult: P8 fully grown.
Atlantic YLG (atlantis) adult, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Adults in last phase of complete moult (P9 fully grown in left bird).
Atlantic YLG (atlantis) adult, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Adult in last phase of complete moult (P9 fully grown).
Atlantic YLG (atlantis) adult, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Adult in last phase of complete moult (P9 fully grown). Small black spot on bill, but more obvious on (sub-adult) bird in the background.
Atlantic YLG (atlantis) adult, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Various ages.
Atlantic YLG (atlantis) adult, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Adult in last phase of complete moult.
Atlantic YLG (atlantis) adult, October 13 2009, São Miguel - Azores Islands. Picture: Dominic Mitchell. Adult in last phase of complete moult.