Coordinator:
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse
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Herring Gull argenteus A / FB 1CY, 2025, IJmuiden, the Netherlands. Picture: Thijs Horst & Mars Muusse.
Tibia ring B/W-FB and metal ring Arnhem NLA 5.639.226 ringed as pullus Larus argentatus on June 27 2025 at IJsselmeer (De Kreupel), the Netherlands. Ringer: Leon Kelder.
Recoveries:
29-07-2025 Velsen (Strand Noordpier), Noord-Holland, NL 5.228,00 N 433,00 E colourring read T. Horst & M. Muusse
08-10-2025 Velsen (Strand Noordpier), Noord-Holland, NL 5.228,00 N 433,00 E colourring read Thijs Horst
below: Herring Gull argenteus A / FB 1CY, October 08 2025, IJmuiden, the Netherlands. Picture: Thijs Horst.

below: Herring Gull argenteus A / FB 1CY, July 29 2025, IJmuiden, the Netherlands. Picture: Mars Muusse.

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