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.L 1CY-4CY, 2022-2025, England & the Netherlands. Picture: Martin Casemore, Thijs Horst & Mars Muusse.
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Tibia ring R-2L and metal NLA Arnhem 5.623.541, ringed as pullus Larus cachinnans on May 13 2022 at IJsselmeer (De Kreupel), Holland (5247.00 N 513.00 E) - ringer Leon Kelder.
ID certain: parents are male and female Caspian Gull.
Recoveries:
08-11-2022 Dungeness (Strand), Kent, ENGELAND 5.054,00 N 58,00 E colourring read Martin Casemore & David Walker
29-04-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
06-06-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst & Mars Muusse
24-04-2024 Wervershoof (Vooroever), Noord-Holland, NL 5.245,00 N 507,00 E colourring read Leon Kelder
14-06-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
28-06-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
04-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
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 M8 on island M.
| Date: | Egg code | Height (mm) | Width (mm) | Comments | Metal NLA | Colour ring | Wing (mm) | Head+ bill (mm) | Bill (mm) | Mass (gr) |
| 14-4-2022 | A-egg | 68.4 | 47.5 | 3 eggs | ||||||
| B-egg | 65.3 | 47.8 | ||||||||
| C-egg | 66.0 | 47.0 | ||||||||
| 29-4-2022 | 3 eggs | |||||||||
| 13-5-2022 | 3 pulli in nest | 5623539 | Red 2.H | 62.7 | 179 | |||||
| 5623540 | Red 2.K | 58.0 | 132 | |||||||
| 5623541 | Red 2.L | 55.6 | 112 | |||||||
| 6-5 - 9-5-2022 camera trap: | female Caspian Gull | |||||||||
| male Caspian Gull | ||||||||||
below: Caspian Gull cachinnans 2.L 4CY, April 08 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.
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below: Caspian Gull cachinnans 2.L 2CY, June 06 2023, Almere, the Netherlands. Picture: Mars Muusse.
below: Caspian Gull cachinnans 2.L 1CY, November 08 2022, Dungeness, England. Picture: Martin Casemore.
