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 A3CV (argenteus), 2006-2009, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Bird ringed at Essex, U.K. Taken into care for a while as orphan (but nestling from the coast), then released 25 July 2005 as juvenile. Now ate the end of the complete moult as 2cy. Covert feathers replaced in the partial autumn moult look more adult-like. Herring Gull A3CV 2cy (argenteus), October 06 2006, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Miniature picture is from 22 September 2007: P8 fully grown.
Herring Gull A3CV 2cy (argenteus), November 26 2006, Boulogne-sur-Mer, France. Note wing-coverts and upper tertials replaced in partial autumn moult.
Herring Gull A3CV 4cy (argenteus), February 26 2008, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Bird almost mature, but note black bill-marking and central gc.
Herring Gull A3CV 4cy (argenteus), March 08 2008, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Bird almost mature, but note black bill-marking and central gc.
Herring Gull A3CV 5cy (argenteus), July 15 2009, Boulogne-sur-Mer, France. Picture: J-M Sauvage. Bird in complete moult: P5/P8.
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