Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Coordinators:
Jean-Michel Sauvage (France)
Mars Muusse (the Netherlands)

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Herring Gull plumages:

HG 1cy July
HG 1cy August
HG 1cy September
HG 1cy October
HG 1cy November
HG 1cy December

HG 2cy January
HG 2cy February
HG 2cy March
HG 2cy April
HG 2cy May
HG 2cy June
HG 2cy July
HG 2cy August
HG 2cy September
HG 2cy October
HG 2cy November
HG 2cy December

HG 3cy January
HG 3cy February
HG 3cy March
HG 3cy April
HG 3cy May
HG 3cy June
HG 3cy July
HG 3cy August
HG 3cy September
HG 3cy October
HG 3cy November
HG 3cy December

HG sub-ad Jan.
HG sub-ad Feb.
HG sub-ad March
HG sub-ad April
HG sub-ad May
HG sub-ad June
HG sub-ad July
HG sub-ad Aug.
HG sub-ad Sept.
HG sub-ad Oct.
HG sub-ad Nov.
HG sub-ad Dec.

HG adult January
HG adult February
HG adult March
HG adult April
HG adult May
HG adult June
HG adult July
HG adult August
HG adult September
HG adult October
HG adult November
HG adult December

Herring Gull (argentatus) C1X6 1CY & 3CY, September-November 2005 & September 2007, Tampere, Finland (61.31N,23.43E).

Red C1X6, pullus 2005 from Finland.

below: argentatus C1X6 1CY, September 04 2005, Tampere, Finland (61.31N,23.43E). Picture Visa Rauste.

Moult in the scapulars: 100%.

below: argentatus C1X6 1CY, November 26 2005, Tampere, Finland (61.31N,23.43E). Picture Hannu Koskinen.

Moult in the upper scapulars: 100%.

Moult in the lower scapulars: 100%.

Moult in complete scapular region: 100%.

Replaced wing-coverts: greater coverts #2-3.

below: argentatus C1X6 3CY, September 25 2007, Tampere, Finland (61.31N,23.43E). Picture Visa Rauste.

Advanced looking bird. Mirror on P9-P10.