Coordinators:
Albert de Jong
Leon Kelder
Roland-Jan Buijs
Thijs Horst
Merijn Loeve
Mars Muusse
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Caspian Gull cachinnans K|Z 1CY-2CY, 2025 - 2026, England & France. Picture: Pascal Lavoué & Nige Lound.
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Please send in your observations of colour ringed birds to: ring@buijsecoconsult.nl |
Tibia G-K|Z and metal NLA 5.632.583, ringed as pullus Larus cachinnans on May 02 2025 at IJsselmeer (De Kreupel), Holland, by ringer Leon Kelder.
Recoveries:
09-05-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E captured by ringer Leon Kelder
09-07-2025 Wervershoof (Vooroever), Noord-Holland, NL 5.245,00 N 507,00 E colourring read Leon Kelder
02-09-2025 Skegness (Middlemarsh Farm), Lincolnshire, ENGELAND 5.308,00 N 16,00 E colourring read Nige Lound
07-02-2026 Cherves-Richemont (Terres de l'Etang), Charente, FRANKRIJK 4.544,22 N 18,38 W colourring read Pascal Lavoué
Data for nest Q21 - 2025.
| Metal ring |
Colour ring |
Date |
Species |
Age |
Clutch size |
Location |
Nest code |
Ringer |
Head+Bill |
Mass |
Wing |
Parents |
| NLA 5632582 |
g-K|Y |
2-5-2025 |
Caspian Gull |
pullus |
2 eggs |
the Netherlands, De Kreupel - eiland Q. |
Q21 |
Leon Kelder |
56,0 |
83,0 |
|
|
| NLA 5632582 |
g-K|Y |
9-5-2025 |
Caspian Gull |
pullus |
2 eggs |
the Netherlands, De Kreupel - eiland Q. |
Q21 |
Leon Kelder |
75,6 |
267,0 |
|
|
| NLA 5632583 |
g-K|Z |
2-5-2025 |
Caspian Gull |
pullus |
2 eggs |
the Netherlands, De Kreupel - eiland Q. |
Q21 |
Leon Kelder |
51,3 |
77,0 |
|
|
| NLA 5632583 |
g-K|Z |
9-5-2025 |
Caspian Gull |
pullus |
2 eggs |
the Netherlands, De Kreupel - eiland Q. |
Q21 |
Leon Kelder |
70,5 |
238,0 |
|
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below: Caspian Gull cachinnans K|Z 2CY, February 07 2026, Cherves-Richemont, France. Picture: Pascal Lavoué.

below: Caspian Gull cachinnans K|Z 1CY, September 02 2025, Skegness (Middlemarsh Farm), England. Picture: Nige Lound.

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