Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse
Caspian Gull cachinnans 0.K adult, December 2022 - July 2024, the Netherlands & Germany. Picture: Leon Kelder, Armin Langer, Thijs Horst & Mars Muusse.
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Tibia ring r-0K and metal NLA 6.214.041, ringed as adult male Larus cachinnans on April 29 2022 at nest D5 at De Kreupel, Holland (5247.00 N 513.00 E) - ringer Roland-Jan Buijs.
Recoveries:
10-12-2022 Werl (Vuiloverslag), Nordrhein-Westfalen, DUITSLAND 5.134,00 N 755,00 E colourring read Armin Langer
28-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
03-03-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse
27-04-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
28-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse
04-03-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
Bird from De Kreupel, nest D5-2022 on island D.
Data for this nest:
| Date: | Egg code | Height (mm) | Width (mm) | Comments | Metal NLA | Colour ring | Wing (mm) | Head+ bill (mm) | Bill | Mass (gr) | Tarsus | Gonys | Swab no |
| 14-4-2022 | A-egg | 71.6 | 51.0 | 2 eggs | |||||||||
| B-egg | 69.9 | 50.9 | |||||||||||
| 29-4-2022 | 3 eggs | ||||||||||||
| Adult trapped, Caspian Gull | 6214041 | Red 0.K | 452 | 129.2 | 60.8 | 1021 | 69.9 | 19.8 | 1076 | ||||
| 13-5-2022 | 3 pulli in nest | 5620245 | Red 0.4 | 52.2 | 88 | ||||||||
| 5620246 | Red 0.6 | 57.3 | 137 | ||||||||||
| 5620247 | Red 0.7 | 58.3 | 138 | ||||||||||
| 17-6-2022 | 1 large dead juvenile in colony | 5620247 | Red 0.7 | ||||||||||
below: Caspian Gull cachinnans 0.K adult, July 28 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.
below: Caspian Gull cachinnans 0.K adult, March 04 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.
below: Caspian Gull cachinnans 0.K adult, July 28 2023, De Kreupel, the Netherlands. Picture: Leon Kelder.
below: Caspian Gull cachinnans 0.K adult, December 10 2022 Werl, Germany. Picture: Armin Langer.
