glaucescens Glaucous-winged Gull & Western Gull occidentalis(last update:
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Coordinators: 1cy June 2cy Jan 3cy Jan 4cy / sub-ad Jan adult Jan |
Western Gull occidentalis 3rd cycle (3CY), November 06 2016, Coast Guard jetty, Monterey, Monterey Cty., California, USA. Picture: John Cant.Complete moult finished to 3rd gen flight feathers with mirror on P10. Much black on bill and orbital rather dull brown, not saturated. Note many vestiges of immaturity in open wing, combined with adult-like secondaries. |