Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull (argenteus) NLA 5.352.682 16CY-17CY, April 2016 & October 2017, IJmuiden & Katwijk, the Netherlands.

Ringed as pullus on July 02 2001 at Trawlerkade 34-58, IJmuiden, the Netherlands. This is less than 100 meters away.

Herring Gull (argenteus) NLA 5.352.682 17CY, October 27 2017, Katwijk, the Netherlands.

Ragged primaries, although just replaced. P6/P9.

Herring Gull (argenteus) NLA 5.352.682 16CY, April 06 2016, IJmuiden, the Netherlands.

Irregular length of flight feathers.