Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull (argentatus) J5575 4CY, February 13 2015, Hovindam - Oslo, Norway. Picture: John Sandøy.

Please visit John's Hovindam Blog for more images! The Hovin Dam, or Lilleberg Pond, is a pond in Oslo where John attracts wintering gulls with cat food or cerals.

J5575 was ringed as 1CY in fall 2012 at Drøbak, Norway. Another example bird that looks immature in 4CY, with only very small tips on primaries and marbling on the tertials. Several grey scaps and new feathers, replaced wing-coverts in fall, have adult grey colour.