Larus cachinnans in the Netherlands

(last update: August 16, 2020)

Coordinators:
Albert de Jong
Leon Kelder
Roland-Jan Buijs
Thijs Horst
Merijn Loeve
Mars Muusse

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Lelystad 2020:
nest 001
nest 002 yPNED
nest 003
nest 005 yPLDP
nest 006 yPESV
nest 008 gXLDT
nest 009
nest 011
nest 012
nest 013
nest 014
nest 015
nest 016
nest 017
nest 018
nest 021
nest 025
nest 027
nest 028
nest 029
nest 031
nest 032
nest 033
nest 034
nest 035
nest 036
nest 037
nest 038
nest 039
pair A
pair B

Lesser Black-backed Gull graellsii F|D 1CY - 5CY, May 2019 - May 2023, the Netherlands. Picture: Thijs Horst, Merijn Loeve, Mars Muusse & Eric Roeland.

Tibia N-F|D and metal Arnhem 5.548.153, ringed as pullus Lesser Black-backed Gull (Larus fuscus) on May 16 2019 at Lelystad (Bataviahaven), the Netherlands (5230.00 N 525.00 E) by ringer Roland-Jan Buijs.

Recoveries:
11-09-2021 Lelystad (Oostvaardersdijk), Flevoland, NL 5.228,00 N 519,00 E colourring read Eric Roeland
01-04-2022 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
02-04-2022 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
19-04-2022 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Mars Muusse
25-07-2022 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
26-03-2023 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E metal ringnumber read Thijs Horst
07-04-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
09-04-2023 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
21-04-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
26-04-2023 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
27-04-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
28-04-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
29-04-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
04-05-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
15-07-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland

Bird hatched in nest A2019. At ringing, size and mass indicated this was a suspicious nest.
In 2022, n-F|D was photographed and clearly showed a Lesser Black-backed Gull (though a pale one), not Caspian Gull.
Data for nest A2019:

below: Lesser Black-backed Gull graellsii F|D 5CY, May 04 2023, Almere, the Netherlands. Picture: Mars Muusse & Thijs Horst.

below: Lesser Black-backed Gull graellsii F|D 5CY, April 27 2023, Lelystad, the Netherlands. Picture: Mars Muusse & Thijs Horst.

Still, a very pale grey bird...

below: Lesser Black-backed Gull graellsii F|D 4CY, April 19 2022, Lelystad colony, the Netherlands. Picture: Mars Muusse.

Slightly paler grey on upperparts than average.

below: Lesser Black-backed Gull graellsii F|D 4CY, April 01 2022, Almere, the Netherlands. Picture: Eric Roeland.

below: Lesser Black-backed Gull graellsii F|D 1CY, May 16 2019, Lelystad, the Netherlands. Picture: Merijn Loeve.