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 B.+ adult, 2022-2025, the Netherlands. Picture: Hans van Muiswinkel, Mars Muusse, Thijs Horst & Fred Visscher.
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Tibia ring R-B+ and metal NLA 6.214.031, ringed as adult male Larus cachinnans on April 29 2022 at nest C3-2022 - De Kreupel, Holland (5247.00 N 513.00 E) - ringer Roland-Jan Buijs.
Recoveries:
16-06-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
17-06-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
21-06-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
24-06-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
02-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
03-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
07-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
08-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
09-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
14-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
16-08-2023 Veluwemeer, Flevoland, NL 5.223,00 N 539,00 E colourring read Hans van Muiswinkel
07-03-2024 Medemblik (Medemblikkersluisweg), Noord-Holland, NL 5.246,00 N 504,00 E colourring read Fred Visscher
13-04-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
30-06-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
05-08-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst, M. Muusse & T. Muusse
15-01-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
08-04-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse
03-05-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
18-07-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Loeve
Data for this nest
Bird from De Kreupel, nest C3 on island C. Parent is r-B+.
| 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 |
| 29-4-2022 | trapped adult Caspian Gull | 6214031 | Red B+ | 477 | 132.2 | 60.2 | 1020 | 78.0 | 22.2 | 1062 | |||
| 13-5-2022 | 3 eggs | ||||||||||||
| 20-5-2022 | 2 pulli & 1 egg in nest | 5623587 | Red 3.0 | 51.1 | 79 | ||||||||
| 5623588 | Red 3.1 | 54.6 | 106 | ||||||||||
| 26-5-2022 | 2 pulli & 1 egg | ||||||||||||
| 15-7-2022 | carcass of bird with r-3.0 at island C | Red 3.0 |
below: Caspian Gull cachinnans B.+ adult, April 08 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.
below: Caspian Gull cachinnans B.+ adult, August 05 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst.
below: Caspian Gull cachinnans B.+ adult, April 12-16 2024, colony De Kreupel, the Netherlands. Picture: Leon Kelder - camera trap.
Nest Q11, with male r-B+ and unringed partner.
below: Caspian Gull cachinnans B.+ adult, March 07 2024, Medemblik, the Netherlands. Picture: Fred Visscher.
below: Caspian Gull cachinnans B.+ adult, August 16 2023, Veluwemeer - Flevoland, the Netherlands. Picture: Hans van Muiswinkel.
