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 pre-basic moult into 4th cycle (4CY), August 15 2012, Commercial Wharf, Monterey, Monterey Cty., California, USA. Picture: John Cant.Brown old primaries, no mirror on P10. White head, pink legs, orange-yellow orbital ring, red only on lower mandible, no black on the bill. Speckling in iris. Moult: P5 new, P8-P10 still old. Old tail-feathers with dark markings, and some old coverts with faded brown centres. |