Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull (argenteus) PUAY 2CY, May 22 2011 & June 04 2011, Oostende, Belgium. Picture: Peter Adriaens. 

Ringed as pullus in June 2010 at Oostende, Belgium.

below: Herring Gull (argenteus) PUAY 2CY, May 22 2011, Oostende, Belgium. Picture: Peter Adriaens. 

Bird in complete moult.

below: Herring Gull (argenteus) PUAY 2CY, June 04 2011, Oostende, Belgium. Picture: Peter Adriaens. 

Overall dark tail, with limited proximal flecking.