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 2.M 3CY-4CY, 2024-2025, the Netherlands & France. Picture: Benet-Cibois Quentin, Thijs Horst & Mars Muusse.
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Tibia R-2M and metal NLA 5.623.542, ringed as pullus Larus cachinnans on May 13 2022 at colony De Kreupel - IJsselmeer, Holland (5247.00 N 513.00 E). Ringer: Leon Kelder.
Recoveries:
28-10-2024 Dives-sur-Mer (Port-Guillaume), Calvados, FRANKRIJK 4.917,00 N 5,00 W colourring read Benet-Cibois Quentin
15-11-2024 Sonzay (Vuilstort), Indre-et-Loire, FRANKRIJK 4.730,00 N 28,00 E colourring read Benjamin Griard
28-11-2024 Sonzay (Vuilstort), Indre-et-Loire, FRANKRIJK 4.730,00 N 28,00 E colourring read Benjamin Griard
25-03-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read T. Horst & M. Muusse
24-06-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
08-07-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
Data for this nest in 2022
Bird from De Kreupel, nest M8 on island M. Parent is r-0B.
| Date: | Egg code | Height (mm) | Width (mm) | Comments | Metal NLA | Colour ring | Wing (mm) | Head+ bill (mm) | Bill (mm) | Mass (gr) | Tarsus | Gonys | Swab no |
| 14-4-2022 | A-egg | 69.5 | 49.3 | 2 eggs | |||||||||
| B-egg | 70.7 | 49.6 | |||||||||||
| 29-4-2022 | 2 eggs | ||||||||||||
| 5CY Caspian Gull trapped | 6214034 | Red 0.B | 462 | 136.7 | 65.0 | 1276 | 75.8 | 20.2 | 1065 | ||||
| 13-5-2022 | 2 pulli in nest | 5623542 | Red 2.M | 60.8 | 151 | ||||||||
| 5623543 | Red 2.N | 58.1 | 131 |
below: Caspian Gull cachinnans 2.M 4CY, March 25 2025, Almere - De Vaart, the Netherlands. Picture: Thijs Horst & Mars Muusse.
below: Caspian Gull cachinnans 2.M 3CY, October 28 2024, Dives-sur-Mer, France. Picture: Benet-Cibois Quentin.
