| Coordinators:Albert de Jong
 Leon Kelder
 Roland-Jan Buijs
 Thijs Horst
 Merijn Loeve
 Mars Muusse
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 | Herring Gull argenteus B / JD adult, April 28 2025,  colony Lelystad, the Netherlands.
        
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            Please send in your observations of colour ringed birds to: ring@buijsecoconsult.nl |  Tibia  B/R-JD and metal NLA 6.254.500, ringed as  breeding adult Larus argentatus on April 28 2025 at  Lelystad, the Netherlands. Ringed by Roland-Jan Buijs ringing team (Mars Muusse / Thijs Horst / Fred Cottaar).   Recoveries:=
 Data for this nest in 2025: 
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
          | date | darvic | metal | nest | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | barcode | greyscale | comments |  28-4-2025 | B/R-JD | .6254500 | 2M east of    b/w-AJ | ZM | M | >4CY | 437 | 1021 | 128,3 | 54,3 | 68,6 | 22 | 25B00547 | 6 | Trapped by    ringer. Breeder on 2 eggs. |  |