Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Leon Kelder
Mars Muusse
Caspian Gull cachinnans F|= 1CY-3CY, May 2020 - April 2022, Lelystad & Almere, the Netherlands. Picture: Merijn Loeve, Rene Oosterhuis, Mars Muusse & Eric Roeland.
Black bar tibia ring n[F|=] and metal NLA 5.552.922, ringed as pullus Larus cachinnans on May 21 2020 at nest 014 in colony Lelystad, the Netherlands (230.00 N 525.00 E), ringer: Roland-Jan Buijs.
ID certain, both parents are Caspian Gull cachinnans.
Recoveries:
02-06-2020 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Mars Muusse
26-07-2020 Almere (De Blocq van Kuffeler), Flevoland, NL 5.225,00 N 513,00 E colourring read Eric Roeland
27-07-2020 Almere (De Blocq van Kuffeler), Flevoland, NL 5.225,00 N 513,00 E colourring read Rene Oosterhuis
26-01-2021 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
01-02-2021 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
25-02-2021 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
27-02-2021 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
09-03-2021 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
18-03-2021 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
19-03-2021 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
23-03-2021 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
25-03-2021 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
19-06-2021 Almere (Oostvaardersplassen), Flevoland, NL 5.226,00 N 517,00 E colourring read Eric Roeland
19-07-2021 Lelystad (Oostvaardersdijk), Flevoland, NL 5.228,00 N 519,00 E colourring read Eric Roeland
25-02-2022 Barneveld (Vuilstort), Gelderland, NL 5.209,00 N 537,00 E colourring read Albert de Jong & Merijn Loeve
11-04-2022 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Mars Muusse
| datum: | egg no: | width (mm) | length (mm) | volume (cm3): | water test on April 27th: | |
| 15-04-2020 | A | 50,5 | 76,9 | 98,74 | 35 - tip on bottom | 3 eggs in nest. |
| 15-04-2020 | B | 50,4 | 77,2 | 98,74 | 25 - tip on bottom | |
| 15-04-2020 | C | 50,4 | 71,8 | 91,83 | 15 - tip on bottom | |
| sum nest: | 289,31 | |||||
| 27-4-2020 | Certainty about parents, cachinnans. | |||||
| 21-05-2020 | pullus | Nest empty, with fish. 2 chicks ringed. n[F|=]. | ||||
| 21-05-2020 | pullus | Nest empty, with fish. 2 chicks ringed. n[F|+]. | ||||
| 02-06-2020 | pulli | n[F|=] together with large juvenile, so nest with 3 juveniles fledged? | ||||
below: Caspian Gull cachinnans F|= 3CY, April 11 2022, Lelystad colony, the Netherlands. Picture: Mars Muusse.
below: Caspian Gull cachinnans F|= 3CY, February 25 2022, Barneveld, the Netherlands. Picture: Merijn Loeve.
below: Caspian Gull cachinnans F|= 2CY, March 19 2021, Almere, the Netherlands. Picture: Eric Roeland.
below: Caspian Gull cachinnans F|= 2CY, March 18 2021, Almere, the Netherlands. Picture: Eric Roeland.
below: Caspian Gull cachinnans F|= 2CY, March 09 2021, Almere, the Netherlands. Picture: Eric Roeland.
below: Caspian Gull cachinnans F|= 2CY, February 01 2021, Almere, the Netherlands. Picture: Eric Roeland.
below: Caspian Gull cachinnans F|= 2CY, January 26 2021, Almere, the Netherlands. Picture: Eric Roeland.
below: Caspian Gull cachinnans F|= 1CY, July 27 2020, Lelystad, the Netherlands. Picture: Rene Oosterhuis.
Juvenile plumage.
below: Caspian Gull cachinnans F|= 1CY, July 26 2020, Lelystad, the Netherlands. Picture: Eric Roeland.
After fledging.
Caspian Gull cachinnans F|= 1CY, May 21 2020, Lelystad, the Netherlands. Picture: Merijn Loeve.
