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Table 4 F tests and AIC values for larval traits from mixed model analyses of variance including single environmental variables as a covariate.

From: Adaptive divergence of the moor frog (Rana arvalis) along an acidification gradient

 

a) Mass

b) Larval period

c) Growth rate

 

F

AIC

P

100×

Log(b)

100×

SE

 

F

AIC

P

100×

Log(b)

100×

SE

 

F

AIC

P

100×

Log(b)

100×

SE

pH 4.3

                 

Pond pH

18.5

-799

0.006

-3.45

0.81

 

3.4

-1407

0.114

-1.66

0.90

 

4.9

-670

0.066

-1.88

0.85

Latitude

10.7

-795

0.014

-0.90

0.27

 

8.0

-1407

0.028

-0.59

0.21

 

1.3

-665

0.299

-0.32

0.29

Predator density

2.5

-791

0.175

0.90

0.57

 

0

-1403

0.904

0.06

0.48

 

10.5

-672

0.002

0.89

0.28

Canopy cover

0.2

-786

0.685

0.05

0.12

 

2.5

-1402

0.171

0.11

0.07

 

0.6

-662

0.479

-0.06

0.08

Altitude

0.8

-783

0.407

-0.02

0.02

 

6.0

-1400

0.053

-0.03

0.01

 

0.4

-659

0.571

0.01

0.01

Volume

0.8

-763

0.410

0

0

 

0.4

-1376

0.555

0

0

 

0.4

-638

0.550

0

0

Larval density

3.8

-793

0.100

-1.16

0.59

 

2.3

-1405

0.183

-0.68

0.45

 

1.1

-666

0.343

0.50

0.48

Temperature

0

-792

0.994

-0.02

2.66

 

0.6

-1406

0.469

1.35

1.74

 

0.7

-669

0.422

-1.49

1.75

pH 7.5

                 

Pond pH

18.4

-892

0.007

-3.96

0.92

 

7.4

-1417

0.034

-2.53

0.93

 

2.9

-793

0.142

-1.50

0.87

Latitude

9.8

-887

0.022

-1.02

0.32

 

14.9

-1417

0.008

-0.80

0.21

 

0.5

-789

0.499

-0.21

0.29

Predator density

0.5

-882

0.496

0.56

0.78

 

0.1

-1411

0.820

0.14

0.60

 

1.6

-790

0.272

0.49

0.39

Canopy cover

0.2

-878

0.646

0.07

0.14

 

1.7

-1409

0.241

0.12

0.09

 

0.5

-756

0.496

-0.06

0.08

Altitude

0.9

-875

0.390

-0.02

0.02

 

5.6

-1408

0.059

-0.03

0.01

 

0.6

-782

0.486

0.01

0.01

Volume

0.6

-855

0.457

0

0

 

0.5

-1384

0.503

0

0

 

0.2

-762

0.657

0

0

Larval density

3.5

-885

0.112

-1.33

0.71

 

3.2

-1413

0.127

-0.95

0.53

 

0.6

-790

0.454

-0.38

0.48

Temperature

0.1

-884

0.794

0.85

3.09

 

1.6

-1415

0.257

2.55

2.02

 

1.3

-793

0.299

-1.81

1.60

  1. Results are shown for a) metamorphic mass, b) larval period and c) growth rate. Significant effects (P < 0.05) are highlighted in bold. The variable with the highest F value (and the lowest AIC value) is considered most important.