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specimen #2164

img 3256 - 300 DPI
img 3257 - 300 DPI
img 3264 - 300 DPI

Charadriiformes
Waders, gulls and auks

Alcidae Alca
Alca común (Alca torda)

finding location Eiderstedt / Nordsee
specimen key 284/9
finding circumstances washed up
finding date 12.03.2012
coll. 411t
created: 16.01.2017

species identification

Als Trottellumme erhalten

measurements

longest primary H9=133,0mm
longest secondary A1=71,5mm
longest retrix S1=80,5mm
all values


H10 131.0mm
H9 133.0mm
H8 131.5mm
H7 126.5mm
H6 121.0mm
H5 115.5mm
H4 110.0mm
H3 100.5mm
H2 92.5mm
H1 82.5mm
A1 71.5mm
A2 67.0mm
A3 65.0mm
A4 64.5mm
A5 64.0mm
A6 65.0mm
A7 66.0mm
A8 66.0mm
A9 66.0mm
A10 65.0mm
A11 64.0mm
A12 64.0mm
A13 61.5mm
A14 60.0mm
A15 59.0mm
A16 56.0mm
A17 54.5mm
A18 53.0mm
A19 49.5mm
A20 45.5mm
A21 40.5mm
A22 33.5mm
A23 29.5mm
S1 80.5mm
S2 80.0mm
S3 79.0mm
S4 77.0mm
S5 76.0mm
S6 73.0mm