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Table 2 Model selection for leatherback nest counts on Ya:lima:po beach in 1987. Selected models are in bold.

From: Phenology of marine turtle nesting revealed by statistical model of the nesting season

Model ranked by AIC

-Ln L

Parameters

AIC

Akaike

Weights

Nests & SD

A: No sinusoid

   

Intra

Inter

 

S1 P1 K1 S2 P2 Max Min

857.26

10

1734.53

0.3551

  

S 1 P 1 S 2 P 2 K 2 Max

858.92

9

1735.84

0.1847

0.0000

33563 SD 44

S1 P1 K1 S2 P2 Max

859.20

9

1736.41

0.1392

  

S1 P1 K1 S2 P2 K2 Max Min

857.26

11

1736.54

0.1306

  

S1 P1 K1 S2 P2 K2 Max

858.56

10

1737.13

0.0972

  

S1 P1 S2 P2 K2 Max Min

858.94

10

1737.90

0.0661

  

S1 P1 S2 P2 Max Min

860.92

9

1739.85

0.0249

  

S1 P1 S2 P2 Max

864.34

8

1744.69

0.0022

  

B: One sinusoid

      

Δ1 φ1 τ1 α1 β1

844.89

14

1717.79

0.4755

  

Δ 1 φ 1 α 1 β 1

845.94

13

1717.90

0.4494

0.0000

33624 SD 49

Δ1 φ1 α1

848.78

12

1721.56

0.0722

  

Δ1 φ1 β1

852.30

12

1728.61

0.0021

  

Δ1 φ1τ1 β1

852.32

13

1730.64

0.0008

  

C: Two sinusoids

      

Δ2 φ2 τ2 α2 β2

828.43

18

1692.86

0.5988

  

Δ 2 φ 2 α 2 β 2

829.83

17

1693.67

0.3992

0.1168

33424 SD 40

Δ2 φ2 α2

836.10

16

1704.20

0.0021

  

Δ2 φ2 τ2 β2

841.28

17

1716.56

0.0000

  

Δ2 φ2 β2

842.35

16

1716.71

0.0000

  

D: Three sinusoids

      

Δ3 φ3 τ3 β3

823.81

21

1689.63

0.4555

0.8832

 

Δ3 φ3 α3 β3

824.47

21

1690.94

0.2370

  

Δ3 φ3 τ3 α3 β3

823.80

22

1691.60

0.1704

  

Δ3 φ3 τ3 β3

826.21

20

1692.42

0.1129

  

Δ3 φ3 α3

827.74

20

1695.49

0.0243