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הערות
Digiscoped; Samsung S23Ultra handheld over Kowa TSN-883 scope
פרטי השורה
Continuing bird, roosting in a sycamore just downstream from the footbridge; from the east side, visible at absurdly close range semi-obscured through a gap in the vegetation, but better full views from across the river. Some relief that this stunner stuck around into my return to Mayo, after the mockery of not being seen yesterday! In adult-type plumage, but with a few potential signs of immaturity in plumage (edit below). The blackish scutes on the 'shins' and upperside of the toes was a nice feature I haven't noticed on birds seen previously. EDIT: Immaturity indicated by brownish, faded and less neatly dark-centred covert feathers in both wings, more extensive in the left wing. Similarly, older-generation remiges looked notably faded (both of these features seen more clearly on 12th). Yellow of forecrown not particularly intense, and dark marks in some feathers on a mostly white background probably also indicate a bird not quite at full adulthood, assuming the bird isnt from one of the taxa with brown-washed crown feathers. Colour of contour feathers on body and neck, bill structure, and fairly broad black streaks to fresher upperpart feathers all suggest ssp. violacea (as you'd hope, really!). This all seems to accord with account in "Birds of the World" online which states "Similar to Definitive Basic Plumage and indistinguishable in some individuals (showing advanced plumage maturity), but forecrown sometimes with brown smudging, chin and throat mottled pale whitish, upper breast with slight brown tinge, upperwing coverts not as pointed and slightly less distinct in color pattern. Some birds (showing retarded plumage maturity) in Fourth Basic Plumage may also show some of these characteristics (Pyle 2008). In Third Basic Plumage, primaries and secondaries usually with two sets of basic feathers (typically with sets at, e.g., p1-p4 and p5-p10), occasionally with 1-2 juvenile outer primaries and primary coverts and a few secondaries (among s4 and s8-s11) retained, very faded and brown."
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