Coordinators:
Albert de Jong
Leon Kelder
Roland-Jan Buijs
Thijs Horst
Merijn Loeve
Mars Muusse
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Caspian Gull cachinnans C:P 1CY, December 16 2025, Dungeness - Kent, England. Picture: David Walker.
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Please send in your observations of colour ringed birds to: ring@buijsecoconsult.nl |
Tibia Y-C:P and metal NLA 5.633.761, ringed as pullus Larus cachinnans on May 16 2025 at IJsselmeer (De Kreupel), Holland, NL 5247.00 N513.00 E, by ringer Leon Kelder.
Recoveries:
01-12-2025 Outreau (Bassin de la Liane), Pas-de-Calais, FRANKRIJK 5.042,00 N 136,00 E colourring read Jean Michel Sauvage
16-12-2025 Dungeness (Strand), Kent, ENGELAND 5.054,00 N 58,00 E colourring read David Walker
Data for nest K4 - 2025.
| Metal ring |
Colour ring |
Date |
Species |
Age |
Clutch size |
Location |
Nest code |
Ringer |
Head+Bill |
Mass |
Wing |
Parents |
| NLA 5633760 |
y-C:N |
16-5-2025 |
Caspian Gull |
pullus |
2 eggs |
the Netherlands, De Kreupel - eiland K. |
K4 |
Leon Kelder |
55,4 |
100,0 |
|
|
| NLA 5633761 |
y-C:P |
16-5-2025 |
Caspian Gull |
pullus |
2 eggs |
the Netherlands, De Kreupel - eiland K. |
K4 |
Leon Kelder |
52,8 |
80,0 |
|
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below: Caspian Gull cachinnans C:P 1CY, December 16 2025, Dungeness - Kent, England. Picture: David Walker.

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