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specimen #2859

img 4220 - 200 DPI
img 4221 - 200 DPI

Charadriiformes
Waders, gulls and auks

Alcidae Alca
Alca común (Alca torda)

age / gender ad.
finding location Nordwesten Spiekeroog / Nordsee
finding circumstances washed up
finding date 21.01.2018
coll. 411t
created: 13.02.2018

measurements

longest primary H9=141,5mm
longest secondary A1=80,5mm
longest retrix S1=99,0mm
all values


H10 136.0mm
H9 141.5mm
H8 139.0mm
H7 132.5mm
H6 129.0mm
H5 124.5mm
H4 117.5mm
H3 110.5mm
H2 101.5mm
H1 90.0mm
A1 80.5mm
A2 72.0mm
A3 70.0mm
A4 69.0mm
A5 69.0mm
A6 70.0mm
A7 69.5mm
A8 69.0mm
A9 68.0mm
A10 67.0mm
A11 66.0mm
A12 65.5mm
A13 63.5mm
A14 63.0mm
A15 61.5mm
A16 60.0mm
A17 60.0mm
A18 57.0mm
A19 53.5mm
A20 48.5mm
A21 43.5mm
A22 36.0mm
A23 27.0mm
S1 99.0mm
S2 92.0mm
S3 88.5mm
S4 85.5mm
S5 82.5mm
S6 79.0mm