IJmuiden Project - Fred Cottaar, José Verbeek, Maarten van Kleinwee & Mars Muusse

(last update: January 01, 2023)

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Y.DRV
NLA 5.623.243
Herring Gull
sex?, pullus
ringed: June 26 2023
Forteiland IJmuiden, Duintjes noord
 
Relations:
Y.BAK mother 2023
Y.CHM father 2023
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Herring Gull (argenteusY.DRV 1CY, June - August 2023, IJmuiden, the Netherlands. Picture: José Verbeek-Cottaar & Mars Muusse.

Ringed as pullus in season 2023 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team.

below: Herring Gull (argenteusY.DRV  1CY, August 29 2023, IJmuiden, the Netherlands. Picture: Mars Muusse.

Both wings show a few 2nd generation feathers, and therefore g-YDRV could be categorized in the group of "a very small minority (2-4%) of 1st winter Herring Gull replace some coverts and/or tertials in the post-juvenile moult".

See: www.gull-research.org

below: Herring Gull (argenteusY.DRV  1CY, August 15 2023, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteusY.DRV  1CY, July 07 2023, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteusY.DRV  1CY, June 26 2023, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteusY.DRV  1CY, June 26 2023, IJmuiden, the Netherlands. Picture: José Verbeek-Cottaar.

Only chick from this nest that fledged in 2023.