Larus fuscus fuscus 2cy C19U June 10 2007, Tampere, Finland. Pictures: Hannu Koskinen.
2cy Larus fuscus red "C19U" is a classic nominate fuscus, as it has replaced all the feathers once at the wintering quarters. A few wing-coverts and scapulars stand out as blackish fresh feathers, probably recently replaced 3rd gen feathers.
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