Gull Research Organisation

**Herring Gull (argentatus & argenteus)**

(last update: February 11, 2013)

Coordinators:
Jean-Michel Sauvage (France)
Mars Muusse (the Netherlands)

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 J4112 2CY, January 18 2015, Vest-Agder, Norway. Picture: Nils Helge Lorentzen.

CR-Code Black ring with white code: J4112 LBNW(J4112);RBM
Ringing Centre Stavanger Museum (Norway) Ring number FA32992
Species Herring Gull Larus argentatus
Sex Unknown Age 2 cy

Date	Place	Coordinates	Observers	Days/km/°
13.01 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Lorentzen, Nils Helge	-
13.01 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Abrahamsen, Jarl Marius	0/0/0
14.01 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Abrahamsen, Jarl Marius	1/0/0
18.01 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Lorentzen, Nils Helge	5/0/0
08.02 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Langbråten, Jonas	26/0/0
13.02 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Lorentzen, Nils Helge	31/0/0
15.02 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Langbråten, Jonas	33/0/0
15.02 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Abrahamsen, Jarl Marius	33/0/0
15.02 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Berntsen, Marton	33/0/0
24.02 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Abrahamsen, Jarl Marius	42/0/0
28.02 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Abrahamsen, Jarl Marius	46/0/0
05.03 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Lorentzen, Nils Helge	51/0/0
10.03 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Abrahamsen, Jarl Marius	56/0/0
13.03 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Abrahamsen, Jarl Marius	59/0/0
04.04 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Lorentzen, Nils Helge	81/0/0
06.04 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Lorentzen, Nils Helge	83/0/0
02.06 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Lorentzen, Nils Helge	140/0/0
03.06 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Lorentzen, Nils Helge	141/0/0
07.06 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Lorentzen, Nils Helge	145/0/0
18.06 2015	Farsund by, Farsund, Vest-Agder, Norway	58°05'22"N 006°48'22"E	Olsen, Knut Sigbjørn	156/0/0
31.01 2016	Grimstad Småbåthavn, Grimstad, Aust-Agder, Norway	58°20'21"N 008°35'39"E	Tangen, Harry	383/108/74
03.02 2016	Grimstad Småbåthavn, Grimstad, Aust-Agder, Norway	58°20'21"N 008°35'39"E	Helberg, Morten; Lorentzen, Nils Helge	386/108/74
22.12 2016	IJmuiden Haven, Industriestraat, Noord-Holland, The Netherlands	52°27'26"N 004°35'22"E	Loeve, Merijn	709/642/193
23.12 2016	Vissershavenstraat, IJmuiden, Noord-Holland, The Netherlands	52°27'34"N 004°35'50"E	Zorgdrager, Jan	710/641/193

US=50-75%, LS=0%, TOTSCAPS=1-25%. Coverts and tertials juvenile.