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specimen #4633

img 6584 - 150 DPI
img 6585 - 150 DPI

Charadriiformes
Waders, gulls and auks

Laridae Larus
Lesser black-backed gull (Larus fuscus)

age / gender 1st cy
finding location Speicherkoog Meldorf, Dithmarschen
finding circumstances washed up
finding date 22.09.2019
coll. 411t
created: 29.11.2019

measurements

longest primary H10=317,0mm
small individual
32% of max range of variation
297,5mm
358,5mm
longest secondary A19=167,5mm
longest retrix S4=173,0mm
average individual
65% of max range of variation
153,5mm
183,5mm
all values


H10 317.0mm
H9 317.0mm
H8 307.5mm
H7 288.5mm
H6 274.0mm
H5 250.5mm
H4 229.5mm
H3 208.5mm
H2 191.5mm
H1 176.5mm
A1 165.5mm
A2 161.5mm
A3 158.5mm
A4 154.0mm
A5 150.0mm
A6 148.5mm
A7 149.0mm
A8 148.5mm
A9 148.0mm
A10 148.0mm
A11 149.5mm
A12 148.0mm
A13 151.0mm
A14 152.5mm
A15 155.5mm
A16 159.0mm
A17 162.0mm
A18 166.0mm
A19 167.5mm
A20 166.5mm
A21 157.0mm
A22 144.0mm
S1 171.5mm
S2 171.5mm
S3 171.0mm
S4 173.0mm
S5 171.0mm
S6 169.0mm