Great Black-backed Gull (Larus marinus)

(last update: July 12, 2015)

Coordinators:
Jean-Michel Sauvage (France)
Morten Helberg (Norway)
Nils Helge Lorentzen (Norway)
Mars Muusse (Netherlands)

Great Black-backed Gull (Larus marinus) JYY47 1CY-3CY, November 2014 - Januay 2016, Scheveningen, the Netherlands.

CR-Code Black ring with white code: JYY47 LBM;RBNW(JYY47)
Ringing Centre Copenhagen (Denmark) Ring number 3M1647
Species Great Black-backed Gull  Larus marinus
Sex Unknown Age Pullus

Date

Place

Coordinates

Observers

Days/km/°

09.07 2014

Græsholm W, Hirsholmene, Nordjylland, Denmark

57°29'25"N 010°36'15"E

Kergel Pedersen, Camilla; Pedersen, Kjeld Tommy

-

23.09 2014

Zandmotor, Kijkduin, Zuid-Holland, The Netherlands

52°03'39"N 004°11'58"E

Snellink, Leo

76/730/216

23.09 2014

Kijkduin beach, Zuid-Holland, The Netherlands

52°04'07"N 004°13'00"E

Huig, Naomi

76/728/216

29.09 2014

Beach , Zuid-Holland, The Netherlands

52°01'47"N 004°09'34"E

Snellink, Leo

82/734/216

01.11 2014

Scheveningen - Binnenhaven, Zuid-Holland, The Netherlands

52°05'57"N 004°24'11"E

van Kleinwee, Maarten; Walta, Caroline

115/719/216

13.01 2015

Scheveningen - Voorhaven, Zuid-Holland, The Netherlands

52°05'53"N 004°15'53"E

Loeve, Merijn

188/724/216

14.01 2015

Scheveningen, Zuid-Holland, The Netherlands

52°05'52"N 004°15'50"E

van der Spek, Vincent

189/724/216

19.01 2015

Scheveningen - Buitenhaven, Zuid-Holland, The Netherlands

52°06'00"N 004°15'39"E

van Yperen, Wim

194/724/216

22.01 2015

Scheveningen, Zuid-Holland, The Netherlands

52°05'52"N 004°15'50"E

van der Spek, Vincent

197/724/216

31.01 2015

Scheveningen beach, Zuid-Holland, The Netherlands

52°06'15"N 004°15'52"E

Hoeben, Rob

206/723/216

31.01 2015

Scheveningen, strand havenpier, Zuid-Holland, The Netherlands

52°06'06"N 004°15'45"E

Gelling, Gerjon

206/724/216

31.01 2015

Scheveningen beach, Zuid-Holland, The Netherlands

52°06'15"N 004°15'52"E

Snellink, Leo

206/723/216

31.01 2015

Scheveningen beach, Zuid-Holland, The Netherlands

52°06'15"N 004°15'52"E

Fokker, Cornelis

206/723/216

07.02 2015

Scheveningen - Beach, Zuid-Holland, The Netherlands

52°06'15"N 004°15'51"E

Fokker, Cornelis

213/723/216

07.02 2015

Scheveningen - Beach, Zuid-Holland, The Netherlands

52°06'15"N 004°15'51"E

Fokker, Cornelis

213/723/216

07.02 2015

Scheveningen - Beach, Zuid-Holland, The Netherlands

52°06'15"N 004°15'51"E

Fokker, Cornelis

213/723/216

27.02 2015

scheveningen, Zuid-Holland, The Netherlands

52°05'58"N 004°16'00"E

Altenburg, Ruud; Muusse, Mars

233/724/216

27.02 2015

scheveningen, Zuid-Holland, The Netherlands

52°05'58"N 004°16'00"E

Altenburg, Ruud; Muusse, Mars

233/724/216

24.03 2015

Scheveningen - 1e Binnenhaven, Zuid-Holland, The Netherlands

52°05'56"N 004°15'56"E

Loeve, Merijn

258/724/216

02.04 2015

The Hague harbour, Zuid-Holland, The Netherlands

52°06'03"N 004°15'56"E

Ramírez, Jesús

267/724/216

10.04 2015

Scheveningen, Binnenhaven, Zuid-Holland, The Netherlands

52°06'00"N 004°15'49"E

Zevenbergen, Mark

275/724/216

24.04 2015

Scheveningen, Zuid-Holland, The Netherlands

52°05'52"N 004°15'50"E

Snellink, Leo

289/724/216

30.07 2015

Scheveningen - 1e Binnenhaven, Zuid-Holland, The Netherlands

52°05'56"N 004°15'56"E

Loeve, Merijn

386/724/216

04.12 2015

Scheveningen, Zuid-Holland, The Netherlands

52°05'52"N 004°15'50"E

Muusse, Mars

513/724/216

below: Great Black-backed Gull (Larus marinus) JYY47 3CY, January 23 2916, Scheveningen, the Netherlands. Picture: Merijn Loeve.

below: Great Black-backed Gull (Larus marinus) JYY47 2CY, December 04 2015, Scheveningen, the Netherlands.

Mirror on P10.

below: Great Black-backed Gull (Larus marinus) JYY47 2CY, July 30 2015, Scheveningen, the Netherlands. Picture: Merijn Loeve.

Active moult in all flight feather tracts. P6/P9. Central R missing. Outer S growing.

below: Great Black-backed Gull (Larus marinus) JYY47 2CY, April 24 2015, Scheveningen, the Netherlands. Picture: Merijn Loeve.

Active moult in all flight feather tracts. P6/P9. Central R missing. Outer S growing.

below: Great Black-backed Gull (Larus marinus) JYY47 2CY, April 23 2015, Scheveningen, the Netherlands. Picture: Wim van Yperen.

All scaps replaced.

below: Great Black-backed Gull (Larus marinus) JYY47 2CY, February 27 2015, Scheveningen, the Netherlands.

US: 100%, LS: 75-99%, TOT SCAPS: 75-99%. Handful of wing-coverts replaced, but tertials still juvenile. replaced coverts is rare in 1st cycle marinus.

below: Great Black-backed Gull (Larus marinus) JYY47 1CY, November 01 2014, Scheveningen, the Netherlands. Picture: Maarten van Kleinwee.

Please visit: Gulls to the Horizon blog.

US: 75-99%, LS: 25-50%, TOT SCAPS: 25-50%. Median coverts 2x replaced.