| Coordinators:Albert de Jong
 Leon Kelder
 Roland-Jan Buijs
 Thijs Horst
 Merijn Loeve
 Mars Muusse
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 | Herring Gull argenteus B / KB 1CY,  August 25 2025,  IJmuiden, the Netherlands. Picture: Mars Muusse.
        
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            Please send in your observations of colour ringed birds to: ring@buijsecoconsult.nl |  Tibia  B/R-KB and metal NLA 6.254.587, ringed as  pullus Larus argentatus on June 14 2025 at  Lelystad, the Netherlands. Ringed by Roland-Jan Buijs ringing team (Mars Muusse / Thijs Horst / Fred Cottaar).   Recoveries:09-07-2025 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
 20-08-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
 22-08-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
 25-08-2025 IJmuiden (Haven), Noord-Holland, NL 5.228,00 N 435,00 E colourring read Fred Cottaar &  Martijn van Manen
 23-09-2025 Wijk aan Zee (Strand), Noord-Holland, NL 5.229,00 N 435,00 E colourring read Jacos Jes
 Data for this nest in 2025: 
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
          | date | darvic | metal | nest | species | sexe | age | wing | mass | head+ bill | bill | gonys | barcode | comments |  
          | 14-06-2025 | B/R-KB | .6254587 | blokken dam 1 | ZM |  | pullus |  | 600 |  |  |  |  | Ringed pullus |  below: Herring Gull argenteus B / KB 1CY,  August 25 2025,  IJmuiden, the Netherlands. Picture: Mars Muusse.
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