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.X 1CY-4CY, 2022-2025, the Netherlands & England. Picture: Mark Golley, Andy Hale, Mike Buckland, Thijs Horst & Mars Muusse.
Tibia red 0.X and metal NLA 5.620.238, ringed as pullus Caspian Gull (Larus cachinnans) on 13-05-2022 at colony De Kreupel (IJsselmeer), the Netherlands (NL 5247.00 n 513.00 E), by ringer Leon Kelder.
Recoveries:
26-07-2022 British Continental Plat (Norfolk Banks), Noordzee, GB 5.302,00 N 112,00 E colourring read James McCallum
26-07-2022 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andy Hale
16-07-2023 Cley (Marshes), Norfolk, ENGELAND 5.257,00 N 103,00 E colourring read Mark Golley
22-07-2023 Sheringham (Strand), Norfolk, ENGELAND 5.256,00 N 112,00 E colourring read Kevin Shepherd
24-07-2023 Cley (Marshes), Norfolk, ENGELAND 5.257,00 N 103,00 E colourring read Mike Buckland
31-07-2023 Sheringham (Strand), Norfolk, ENGELAND 5.256,00 N 112,00 E colourring read Chris Clamsdell
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 2022
Bird from De Kreupel, nest C14 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 | Mass (gr) | Tarsus | Gonys | Swab no |
| 14-4-2022 | A-egg | 70.0 | 51.8 | 2 eggs | |||||||||
| B-egg | 71.1 | 51.2 | |||||||||||
| 29-4-2022 | 3 eggs | ||||||||||||
| Adult trapped, Caspian Gull | 6214032 | Red B= | 463,5 | 136.2 | 63.9 | 1172 | 81.8 | 19.4 | 1063 | ||||
| 13-5-2022 | 3 pulli in nest | 5620237 | Red 0.W | 52.8 | 87 | ||||||||
| 5620238 | Red 0.X | 59.0 | 138 | ||||||||||
| 5620239 | Red 0.Y | 57.8 | 124 | ||||||||||
below: Caspian Gull cachinnans 0.X 4CY, April 08 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.
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below: Caspian Gull cachinnans 0.X 2CY, July 24 2023, Cley - Norfolk, England. Picture: Mike Buckland.
below: Caspian Gull cachinnans 0.X 2CY, July 16 2023, Cley - Norfolk, England. Picture: Mark Golley.
below: Caspian Gull cachinnans 0.X 1CY, July 26 2022, Cromer, England. Picture: Andy Hale.
