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)

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Great Black-backed Gull (Larus marinus) H012 1CY, November 16 2016, Katwijk, the Netherlands.

Ringed as pullus in 2016, in Germany.

Mantelmöwe Larus marinus metal ring Helgoland 3132773 and green plastic H012. Ringed as pullus on July 02 2016 at Amrum / Odde, N Germany (54.42'N 8.21'E).

Recoveries:
10.07.2016 Amrum / Odde Nordtal 54 42 N 8 21 E Farbring abgelesen Hälterlein, B.
18.09.2016 NL - Velsen, Ijmuiden 52 28 N 4 37 E Farbring abgelesen Zorgdrager, J.
16.11.2016 NL - Katwijk an Zee 52 12 N 4 24 E Farbring abgelesen Muusse, M.

US: 75-99%, LS: 75-99%, TOTSCAPS: 75-99%. Tertials and coverts juvenile.