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 argenteus C||+ 1CY-2CY, December 2016 & April - October 2017, IJmuiden & Heemskerk, the Netherlands.

Ringed in winter at this location. No provenance on origin, but matching local argenteus.

Yellow tibia Y-C||+ and metal Arnhem 6.178.658, ringed as 1cy on November 11 2016 at IJmuiden (Haven), the Netherlands (5228.00 N 435.00 E), by ringer Roland-Jan Buijs.

Recoveries:
25-11-2016 IJmuiden (Haven), Noord-Holland, NL 5.228,00 N 435,00 E colourring read Jan Zorgdrager
6-12-2016 IJmuiden (Haven), Noord-Holland, NL 5.228,00 N 435,00 E colourring read Guus van Duin
8-4-2017 IJmuiden (Haven), Noord-Holland, NL 5.228,00 N 435,00 E colourring read Mars Muusse
21-5-2017 Heemskerk (Strand), Noord-Holland, NL 5.229,00 N 435,00 E colourring read Ruud Altenburg
25-5-2017 Heemskerk (Strand), Noord-Holland, NL 5.229,00 N 435,00 E colourring read Ruud Altenburg
28-5-2017 Heemskerk (Strand), Noord-Holland, NL 5.229,00 N 435,00 E colourring read Ruud Altenburg
29-5-2017 Wijk aan Zee (Strand), Noord-Holland, NL 5.229,00 N 435,00 E colourring read Mars Muusse
2-6-2017 Heemskerk (Strand), Noord-Holland, NL 5.229,00 N 435,00 E colourring read Mars Muusse
2-6-2017 Heemskerk (Strand), Noord-Holland, NL 5.229,00 N 435,00 E colourring read Ruud Altenburg
4-6-2017 Heemskerk (Strand), Noord-Holland, NL 5.229,00 N 435,00 E colourring read Ruud Altenburg
18-6-2017 Castricum aan Zee (Strand), Noord-Holland, NL 5.233,00 N 436,00 E colourring read Ruud Altenburg

below: Herring Gull (argenteus) C||+ 2CY, October 18 2017, IJmuiden, the Netherlands.

below: Herring Gull (argenteus) C||+ 2CY, June 02 2017, Heemskerk, the Netherlands.

P2/P5.

below: Herring Gull (argenteus) C||+ 2CY, May 29 2017, Heemskerk, the Netherlands.

Compare to last month, and notice how quickly the plumage bleached.

below: Herring Gull (argenteus) C||+ 2CY, April 08 2017, IJmuiden, the Netherlands.

below: Herring Gull (argenteus) C||+ 1CY, December 26 2016, IJmuiden, the Netherlands.