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specimen #4720

img 6719 - 300 DPI
img 6720 - 300 DPI

Charadriiformes
Waders, gulls and auks

Scolopacidae Calidris
Red Knot (Calidris canutus)

age / gender juv.
finding location Elisabeth-Sophien-Koog, Nordstrand
finding circumstances washed up
finding date 22.09.2019
coll. 411t
created: 19.12.2019

age identification

gesäumte Schirmfedern

measurements

longest primary H9=126,0mm
small individual
18% of max range of variation
123,5mm
137,5mm
longest secondary A12=84,0mm
longest retrix S6=72,0mm
average individual
56% of max range of variation
67,5mm
75,5mm
all values


H10 125.0mm
H9 126.0mm
H8 119.0mm
H7 111.0mm
H6 103.0mm
H5 94.0mm
H4 86.0mm
H3 79.0mm
H2 72.0mm
H1 66.5mm
A1 64.0mm
A2 63.5mm
A3 62.5mm
A5 63.0mm
A6 62.5mm
A7 64.0mm
A8 67.0mm
A9 71.0mm
A10 70.5mm
A11 77.5mm
A12 84.0mm
A13 78.5mm
A14 68.5mm
A15 53.5mm
A16 36.0mm
A4 63.0mm
S1 66.5mm
S2 66.0mm
S3 66.5mm
S4 67.0mm
S5 69.0mm
S6 72.0mm