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Table 2 Summary table for the nested ANOVAs done for species richness, diversity, and evenness

From: Species richness and diversity across rocky intertidal elevation gradients in Helgoland: testing predictions from an environmental stress model

Source of variation

df

MS

F

P

Richness

 Elevation

2

11.16

42.95

4 × 10−11

 Shore

2

8.67

64.13

10−7

 Elevation × shore

4

0.57

2.20

0.084

 Site (shore)

15

0.15

1.13

0.337

 Transect (site (shore))

9

0.12

0.92

0.510

 Site (shore) × elevation

30

0.31

2.32

0.001

 Transect (site (shore)) × elevation

12

0.21

1.53

0.092

 Error

108

0.14

  

Diversity

 Elevation

2

0.07

3.52

0.042

 Shore

2

0.57

33.53

10−4

 Elevation × shore

4

0.15

7.89

2 × 10−4

 Site (shore)

15

0.03

1.62

0.080

 Transect (site (shore))

9

0.02

1.15

0.336

 Site (shore) × elevation

30

0.02

1.09

0.360

 Transect (site (shore)) × elevation

12

0.02

0.93

0.520

 Error

108

0.02

  

Evenness

 Elevation

2

3.96

21.16

3 × 10−7

 Shore

2

0.89

8.46

4 × 10−4

 Elevation × shore

4

0.24

1.26

0.299

 Site (shore)

15

0.12

1.14

0.330

 Transect (site (shore))

9

0.13

1.27

0.263

 Site (shore) × elevation

30

0.22

2.11

0.003

 Transect (site (shore)) × elevation

12

0.15

1.47

0.114

 Error

108

0.11