Coordinator:
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse
Home
Project Info
International trend
National trend
Site characteristics
Breeding biology
Fecundity
Food resources
Nonbreeding season
Breeding species
Hybrid scores
Ring codes
Future |
Caspian Gull cachinnans 0.F adult, February 2023 - December 2024, De Kreupel & Almere, the Netherlands. Picture: Eric Roeland, Thijs Horst & Mars Muusse.
You can participate in this project too!
Please send in your observations of colour ringed birds to: ring@buijsecoconsult.nl |
Tibia R-0F and metal 6.214.037, ringed as adult female Larus cachinnans on April 29 2022 at IJsselmeer (De Kreupel), Holland (5247.00 N 513.00 E), by ringer Roland-Jan Buijs.
Recoveries:
24-02-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
25-02-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
19-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse
Bird from De Kreupel, nest L23 on island L. Data for this nest:
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 |
|
|
|
3 eieren |
|
|
|
|
|
|
|
|
|
|
|
|
|
trapped adult Caspian Gull |
6214037 |
Red 0.F |
448 |
124.1 |
60.5 |
1028 |
72.8 |
17.6 |
1069 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
13-5-2022 |
|
|
|
2 eggs, 1 egg hatching |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
20-5-2022 |
|
|
|
3 pulli in nest |
5623567 |
Red 3.D |
|
67.2 |
|
225 |
|
|
|
|
|
|
|
|
5623568 |
Red 3.E |
|
60.2 |
|
131 |
|
|
|
|
|
|
|
|
5623569 |
Red 3.F |
|
64.4 |
|
228 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
23-6-2022 |
|
|
|
1 pullus in colony |
5623568 |
Red 3.E |
335.5 |
128.6 |
|
1302 |
|
|
291 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
20-5 - 25-5-2022 camera trap: |
Caspian Gull r-0F |
|
|
|
|
|
|
|
|
|
|
|
|
|
Caspian Gull partner |
|
|
|
|
|
|
|
|
|
below: Caspian Gull cachinnans 0.F adult, December 23 2024, Almere - De Vaart, the Netherlands. Picture: Thijs Horst.

below: Caspian Gull cachinnans 0.F adult, July 19 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.


below: Caspian Gull cachinnans 0.F adult, February 25 2023, Almere, the Netherlands. Picture: Eric Roeland.

below: Caspian Gull cachinnans 0.F adult, February 24 2023, Almere, the Netherlands. Picture: Eric Roeland.

|