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Table 5 Results of a GAMM multiple regression model testing for the effects of different logger shapes (cube and drop) and flying at different wind angles (+ 2° and + 6°) on VeDBA during flapping

From: The impact of shape and attachment position of biologging devices in Northern Bald Ibises

VeDBA during flapping

Linear terms

Estimate

SE

t-value

Intercept

946.791

9.63

98.35***

Logger Drop

− 85.84

34.64

− 2.48*

Wind angle 6°

− 212.39

39.67

− 5.35***

Logger Drop:Wind angle 6°

28.12

58.77

0.39

Flight n. 2

28.99

5.01

5.78***

Smooth random terms

EDF

F-value

s(Bird)

0.03

0.19

s(Date): Logger Cube

5.09

14.71**

s(Date): Logger Drop

8.69

327.48**

s(Date):Wind2°

0.01

0.001

s(Date):Wind6°

4.64

385.77*

R2adj

0.2

  

n

9350

  

REML

64,602

  
  1. edf effective degrees of freedom of the smooth function terms, fREML restricted maximum likelihood; *p < 0.05; **p < 0.01; ***p < 0.001