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11062

img 11737 - 150 DPI
img 9418 - 150 DPI
img 9440 - 150 DPI
img 17271 - 0 DPI
img 17272 - 0 DPI

Anseriformes
Ducks, geese and swans

Anatidae Melanitta
Common scoter (Melanitta nigra)


age / gender ad. male
finding location Norderney
finding circumstances washed up
finding date 18.01.2025
coll. A. Haase
created: 19.01.2025
showcase

gender identification

dolchförmige äußere Handschwinge und leuchtend gelbe Schnabelpartien

measurements

longest primary H8=171,0mm
big individual
93% of max range of variation
158,5mm
172,0mm
longest secondary A14=133,0mm
longest retrix S1=117,5mm
biggest individual in collection
upper bound of range of variation
91,0mm
117,5mm
all values


H10 153.5mm
H9 168.0mm
H8 171.0mm
H7 165.5mm
H6 157.5mm
H5 148.0mm
H4 141.5mm
H3 134.0mm
H2 126.5mm
H1 120.5mm
A1 116.0mm
A2 115.5mm
A3 113.0mm
A4 111.5mm
A5 108.0mm
A6 106.0mm
A7 105.5mm
A8 104.5mm
A9 105.0mm
A10 105.5mm
A11 108.0mm
A12 117.5mm
A13 130.5mm
A14 133.0mm
A15 109.5mm
A16 77.0mm
A17 51.0mm
S1 117.5mm
S2 112.5mm
S3 94.0mm
S4 89.5mm
S5 84.5mm
S6 79.0mm
S7 68.0mm
S8 60.5mm