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 HX44 2CY & 4CY, November 2014 & March 2016, Katwijk & Barneveld, the Netherlands.

Silbermöwe                          Larus argentatus
Ring-Nr. :     Helgoland     N005213                   Farbring:      HX44
Beringungsdaten:  13.07.2013    Helgoland / Düne  (54o11'N 7o55'E)
                            nicht flügge              Gruppengröße :
         bisherige Wiederfunde
  Datum       Beobachtungsort              Koordinaten (in Grad u. Min.)                           Finder
        22.07.2013  Helgoland / Düne                   54 11  N  7 55  E Farbring abgelesen             Kotlarz
        03.08.2013  Helgoland / Düne                   54 11  N  7 55  E Farbring abgelesen             Dierschke, J.
        06.08.2013  Helgoland / Düne                   54 11  N  7 55  E Farbring abgelesen             Dierschke, J.
        06.10.2013  NL - Velsen, Ijmuiden               52 28  N  4 37  E Farbring abgelesen             Eggenhuizen
        11.04.2014  NL - Noord-Holland, Medemblik   52 45  N  5  8  E Farbring abgelesen             Visscher
        21.11.2014  NL - Katwijk an Zee                52 12  N  4 24  E Farbring abgelesen             Muusse, M.

below: Herring Gull (argentatus) HX44 4CY, March 02 2016, Barneveld, the Netherlands.

P10 mirror on right wing, but not in left wing.

below: Herring Gull argentatus HX44 2CY, November 21 2014, Katwijk, the Netherlands.

Small 2CY bird, probably female.