Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull argentatus RUM ES 01076x 4CY, December 23 2016, Katwijk, the Netherlands.

Herring Gull 4CY, hatch year 2013 in Russia. Ringed metal RUM Moskwa ES01076x (last digit not read). No doubt ringed as pullus in July 2013 on or around Gagarkina Island, in the Kandalakshskiy NR, Murmansk, Russia (66,5N 32,48E).

Dark grey upperparts, with still a few dark markings on the primary coverts. First image: with cachinnans.