Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull (argenteus) CCAD 4CY (3rd cycle), February 07 2010, Oostduinkerke, Belgium. Picture: Peter Adriaens. 

Ringed as a pullus at Zeebrugge, Belgium, on 10 July 2007.

This bird looks extremely like a 2nd-cycle. 3rd gen inner primaries.