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Table 1 Results of correlation analysis between departing individuals and wind benefits

From: Migration departure strategies of shorebirds at a final pre-breeding stopover site

 

2013

2014

Åkesson’s method

Piersma’s method

Åkesson’s method

Piersma’s method

r value

p value

r value

p value

r value

p value

r value

p value

Eurasian Curlew

 1500 h

‒0.05

0.84

‒0.05

0.84

0.01

0.94

0.01

0.94

 1800 h

0.11

0.63

0.11

0.63

0.00

0.98

0.00

0.98

Bar-tailed Godwit

 1500 h

  4°

0.24

0.26

0.31

0.24

0.02

0.76

0.08

0.76

  35°

0.39

0.06

0.42

0.04*

‒0.08

0.75

‒0.13

0.60

  92°

0.25

0.26

0.25

0.26

0.08

0.94

0.02

0.94

 1800 h

  4°

0.06

0.79

0.11

0.61

0.13

0.61

0.11

0.68

  35°

0.08

0.71

0.13

0.55

‒0.02

0.93

‒0.20

0.42

  92°

0.06

0.79

0.11

0.61

0.13

0.61

0.11

0.68

  1. Italic values indicate p < 0.1
  2. *p < 0.05