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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Caspian Gull cachinnans 0.07 adult, 2024-2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.

Tarsus ring y-0.07 and logger, ringed as breeding adult Larus cachinnans on April 22 2023 at De Kreupel - island M, Holland (5247.00 N 513.00 E). Ringer Kees Camphuysen & Leon Kelder.

Recoveries:

2023 04 22 Nest M2 13:35-14:05, HPAIV swab, blood, biometrics, moult, ringed, GPS 6400 attached De Kreupel eiland M NL C.J. Camphuysen
2023 04 22 Preening at roost island after release De Kreupel eiland J NL GPS download Receiver station colony
2023 04 22 Quickly returned to nest site De Kreupel eiland M NL GPS download Receiver station colony
2023 04 30 Photo provided De Vaart, vuilverwerking, Almere NL Eric Roeland
2023 12 07 Photo provided Vert-le-Grand, France F Rémi Jugieux
2024 04 28 Photo provided; only ~500m away rooftop Caspian & Herring Gulls at the Alexa department store Mühlendammschleuse, Berlin, Spree-Mitte FRG FRG Manfred Prochnow
2024 07 19 No further remarks De Kreupel (noordelijk IJsselmeer, gem. Andijk) NL Thijs Horst
2025 04 08 Gelokt met brood, geen plaats De Kreupel (noordelijk IJsselmeer, gem. Andijk) NL Thijs Horst

below: Caspian Gull cachinnans 0.07 adult, July 13 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans 0.07 adult, April 08 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans 0.07 adult, July 19 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.