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1834

img 2626 - 300 DPI
measure

Passeriformes
Songbirds and kin

Fringillidae Spinus
American Goldfinch (Spinus tristis)

Foto der Art Spinus tristis (Goldzeisig) © Jo Kuyken

age / gender ad. male
finding circumstances breed bird
coll. A. Haase
created: 11.10.2016
showcase

measurements

feathers

longest primary P7=63,5mm
longest secondary S1=51,0mm
longest retrix R5=54,5mm
primary/secondary difference 13mm
primaries-index 20%
all values


P1 53.0mm
P2 54.0mm
P3 55.5mm
P4 57.5mm
P5 58.0mm
P6 63.0mm
P7 63.5mm
P8 62.5mm
P9 59.5mm
P10 7.5mm
S1 51.0mm
S2 50.0mm
S3 48.5mm
S4 47.5mm
S5 46.0mm
S6 45.5mm
S7 43.0mm
S8 36.5mm
S9 28.5mm
R1 47.5mm
R2 51.0mm
R3 53.0mm
R4 54.0mm
R5 54.5mm
R6 54.0mm