Herring Gull- Zilvermeeuw (argentatus & argenteus)
(last update:
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 January
hg sub-ad February
hg sub-ad March
hg sub-ad April
hg sub-ad May
hg sub-ad June
hg sub-ad July
hg sub-ad August
hg sub-ad September
hg sub-ad October
hg sub-ad November
hg sub-ad December
hg ad January
hg ad February
hg ad March
hg ad April
hg ad May
hg ad June
hg ad July
hg ad August
hg ad September
hg ad October
hg ad November
hg ad December
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Herring Gull A5UW 1cy (argenteus), November 2008 - September 2010, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Herring Gull A5UW 1cy (argenteus), November 09 2008, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Bird ringed at Essex, U.K. Taken into care for a while as orphan / botulism victim (but nestling from the coast). Many scapulars replaced: us = 100% 2g; ls = 75-99% 2g; total scaps = 75-99% 2g.
Herring Gull A5UW 2cy (argenteus), July 06 2009, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Bird in complete moult: P7 fully grown, no old primaries left. Inner secondaries still juvenile.
Herring Gull A5UW 2cy (argenteus), September 04 2009, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Last phase of the complete moult: P10 almost fully grown. Individual nicely illustrating the partiual autumn moult in mc, inner gc and upper tt.
Herring Gull A5UW 3cy (argenteus), June 29 2010, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Fresh inner mc again.
Herring Gull A5UW 3cy (argenteus), September 28 2010, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Bird in complete moult: P9 fully grown, no old primaries left. P10 is at the length of P8.
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