Coordinators:
Jean-Michel Sauvage (France)
Mars Muusse (the Netherlands)
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hg rings
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 (argenteus) 3||U 3CY, January 14-18 2019, Katwijk, the Netherlands.
Probably ringed as pullus on July 08 2017 at Europoort (Beneluxhaven), Zuid-Holland, NL (5157.00 N 408.00 E), by ringer Roland-Jan Buijs.
Herring Gull (argenteus) 3||U 3CY, January 18 2019, Katwijk, the Netherlands.
Herring Gull (argenteus) 3||U 3CY, January 14 2019, Katwijk, the Netherlands.
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Herring Gull (argentatus & argenteus)