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Lesser Black-backed Gull (graellsii) Y.ATJ adult, March 2016 - April 2022, IJmuiden, the Netherlands. Picture: Mars Muusse & Maarten van Kleinwee.
Ringed as pullus in breeding season 2010 at Forteiland, IJmuiden.
Ringed by Fred Cottaar ringing team.
below: Lesser Black-backed Gull (graellsii) Y.ATJ 13CY, April 25 2022, IJmuiden, the Netherlands. Picture: Mars Muusse.
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below: Lesser Black-backed Gull (graellsii) Y.ATJ 10CY, April 23 2019, IJmuiden, the Netherlands. Picture: Mars Muusse.
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below: Lesser Black-backed Gull (graellsii) Y.ATJ 9CY, May 14 2018, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.
![](horizon/YATJ-14-May-2018-IJmuiden-Forteiland-Maarten-van-Kleinwee.jpg)
below: Lesser Black-backed Gull (graellsii) Y.ATJ 8CY, June 26 2017, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.
![](horizon/YATJ-26-June-2017-IJmuiden-Maarten-van-Kleinwee.jpg)
below: Lesser Black-backed Gull (graellsii) Y.ATJ 7CY, April 18 2016, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.
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below: Lesser Black-backed Gull (graellsii) Y.ATJ 7CY, April 09 2016, IJmuiden, the Netherlands. Picture: Mars Muusse.
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below: Lesser Black-backed Gull (graellsii) Y.ATJ 6CY, May 26 2015, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.
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below: Lesser Black-backed Gull (graellsii) Y.ATJ 6CY, April 25 2015, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.
![](horizon/YATJ-20150425-1)
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