Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull 8||+ 2CY, February 22 2018, Katwijk, the Netherlands. 

No provenance on origin. Probably local argenteus.
Tibia Y-8||+ and metal Arnhem.

US=100%, LS=100%, TOTSCAPS=10%. Coverts and tertials juvenile. Worn primaries.