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 1.P 3CY-4CY, 2024-2025, the Netherlands. Picture: Thijs Horst & Mars Muusse.
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Tibia ring R-1P and metal ring Arnhem 5.623.514, ringed as pullus Larus cachinnans on May 13 2022 at IJsselmeer (De Kreupel), Holland (5247.00 N 513.00 E) - ringer Leon Kelder.
Recoveries:
01-12-2022 Wissant (Strand), Pas-de-Calais, Frankrijk 5.053,00 N 140,00 E colourring read Jan Talloen
25-02-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
16-01-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read T. Horst & M. Muusse
18-01-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read T. Horst & M. Muusse
25-09-2024 Camperduin (Strand), Noord-Holland, NL 5.243,00 N 438,00 E colourring read Folko van den Brink
01-04-2025 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
08-04-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse
Data for this nest in 2022
Bird from De Kreupel, nest L8 on island L.
| Date: | Egg code | Height (mm) | Width (mm) | Comments | Metal NLA | Colour ring | Wing (mm) | Head+ bill (mm) | Mass (gr) | Swab no |
| 14-4-2022 | A-egg | 71.1 | 51.2 | 3 eggs | ||||||
| B-egg | 71.7 | 51.9 | ||||||||
| C-egg | 67.8 | 50.1 | ||||||||
| 29-4-2022 | 3 eggs | |||||||||
| 13-5-2022 | 3 pulli in nest | 5623512 | Red 1.M | 59.4 | 147 | |||||
| 5623513 | Red 1.N | 56.1 | 126 | |||||||
| 5623514 | Red 1.P | 53.5 | 90 | |||||||
| 3-6-2022 | 3 pulli in nest | 5623512 | Red 1.M | 225.5 | 102.6 | 849 | 952 | |||
| 5623513 | Red 1.N | 214.5 | 97.5 | 766 | 951 | |||||
| 5623514 | Red 1.P | 205.0 | 107.0 | 761 | 953 |
below: Caspian Gull cachinnans 1.P 4CY, April 08 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.
below: Caspian Gull cachinnans 1.P 4CY, April 01 2025, colony Lelystad, the Netherlands. Picture: Mars Muusse.
below: Caspian Gull cachinnans 1.P 4CY, March 21 2025, Lelystad colony, the Netherlands. Picture: Thijs Horst.
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below: Caspian Gull cachinnans 1.P 3CY, January 16 2024, Almere - De Vaart, the Netherlands. Picture: Thijs Horst & Mars Muusse.
