Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull argentatus J4743 1CY, September 26 2012, Bergen, Norway. Picture: Christian Pedersen.

Black J4743, ringed as pullus in 2012 in NW Norway.

Many US replaced, all LS juvenile. Coverts and tertials juvenile.