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10045

img 16148 - 600 DPI
img 16149 - 600 DPI

Podicipediformes
Grebes

Podicipedidae Podiceps
Great Crested Grebe (Podiceps cristatus)


age / gender juv.
finding location Gulf of Gdańsk
Województwo pomorskie, Poland
coll. D. Fikus
93/3
Collection in Poland
created: 24.04.2024
showcase

remarks

bycatch victim

measurements

wing

estimated wing length
based on the species wing/primarylength-ratio		 ~178mm

feathers

longest primary P9=122,5mm
smallest individual in collection
lower bound of range o variation
122,5mm
138,0mm
longest secondary S2=94,0mm
primary/secondary difference 32mm
primaries-index 26%
all values

P1 95.5mm
P2 100.0mm
P3 103.5mm
P4 107.5mm
P5 110.0mm
P6 112.0mm
P7 115.0mm
P8 118.5mm
P9 122.5mm
P10 120.5mm
P11 113.0mm
S1 90.5mm
S2 94.0mm
S3 93.0mm
S4 91.5mm
S5 89.0mm
S6 87.0mm
S7 86.0mm
S8 85.0mm
S9 83.5mm
S10 82.5mm
S11 82.0mm
S12 82.0mm
S13 81.5mm
S14 80.5mm
S15 81.0mm
S16 81.0mm
S17 80.0mm
S18 79.5mm
S19 78.0mm
S20 73.5mm
S21 60.0mm
S22 40.0mm