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

(last update: January 01, 2023)

Herring Gull (argenteus) Y.CLA 1CY-5CY, October 2017 - October 2021, IJmuiden & Katwijk, the Netherlands. Picture: Mars Muusse.

Ringed as pullus in breeding season 2017 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team.

below: Herring Gull (argenteus) Y.CLA 5CY, October 03 2021, IJmuiden beach, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteus) Y.CLA 4CY, October 02 2020, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteus) Y.CLA 4CY, March 14 2020, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteus) Y.CLA 3CY, December 17 2019, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteus) Y.CLA 3CY, December 03 2019, IJmuiden, the Netherlands. Picture: Mars Muusse.

No mirror on P10.

below: Herring Gull (argenteus) Y.CLA 3CY, November 29 2019, Katwijk, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteus) Y.CLA 3CY, August 07 2019, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteus) Y.CLA 3CY, May 28 2019, Katwijk, the Netherlands. Picture: Mars Muusse. 

Construction works going on: Authorities raise the beach with sand replenishment.

below: Herring Gull (argenteus) Y.CLA 2CY, October 08 2018, Katwijk, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteus) Y.CLA 2CY, September 10 2018, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: below: Herring Gull (argenteus) Y.CLA 2CY, July 22 2018, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteus) Y.CLA 2CY, April 16 2018, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull (argenteus) Y.CLA 1CY, October 18 2017, IJmuiden, the Netherlands. Picture: Mars Muusse.

Lower scaps still juvenile.