| Coordinator: Albert de Jong
 Merijn Loeve
 Roland-Jan Buijs
 Thijs Horst
 Leon Kelder
 Mars Muusse
 Home Project InfoInternational trend
 National trend
 Site characteristics
 Breeding biology
 Fecundity
 Food resources
 Nonbreeding season
 Breeding species
 Hybrid scores
 Ring codes
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 Lelystad 2024: |  Herring Gull argenteus AC / BS  1CY, July-August 2024, Den Helder & Lelystad, the Netherlands. Picture:  Johan Buijsman & Thijs Horst.
Tibia ring  BW-BS and metal ring Arnhem NLA 5.634.454 ringed as pullus Larus argentatus on June 29 2024 at  Lelystad (Bataviahaven), the Netherlands. Ringer: Fred Cottaar. Recoveries:15-07-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
 30-08-2024 Den Helder (Kustwachttoren), Noord-Holland, NL 5.256,00 N 443,00 E found dead Johan Buijsman
 Data for 2024: 
      
      
      
        | date | darvic | metal | location / nest# | species | sexe | age |  29-06-2024 | b/w-BS | .5634454 | dam 1 west - flower pot | Herring |  | 1CY |  below: Herring Gull argenteus AC / BS 1CY, August 30 2024, Den Helder, the Netherlands. Picture:  Johan Buijsman.Found dead. 
 below: Herring Gull argenteus AC / BS 1CY, July 15 2024, colony Lelystad, the Netherlands. Picture:  Thijs Horst.
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