Ecological Archives A020-067-A5

Jorge García Molinos and Ian Donohue. 2010. Interactions among temporal patterns determine the effects of multiple stressors. Ecological Applications 20:1794–1800.

Appendix E (TABLE E1). Results of permutational pairwise post hoc tests elucidating treatment effects on the (a) taxonomic and (b) trophic structure of benthic invertebrate assemblages.

 

Within variable

Level

Pairwise comparisons

Pseudo- t

P

(a)

Nutrient regime

R

Sediment R – Sediment V

1.93

0.016

 

 

 

Sediment R – Sediment U

2.74

0.004

 

 

 

Sediment V – Sediment U

1.85

0.028

 

 

V

Sediment R – Sediment V

1.31

0.17

 

 

 

Sediment R – Sediment U

2.02

0.016

 

 

 

Sediment V – Sediment U

1.61

0.029

 

 

U

Sediment R – Sediment V

1.67

0.045

 

 

 

Sediment R – Sediment U

2.77

0.004

 

 

 

Sediment V – Sediment U

1.79

0.023

 

Sediment regime

R

Nutrient R – Nutrient V

1.06

0.36

 

 

 

Nutrient R – Nutrient U

0.93

0.52

 

 

 

Nutrient V – Nutrient U

1.25

0.2

 

 

V

Nutrient R – Nutrient V

1.23

0.21

 

 

 

Nutrient R – Nutrient U

1.74

0.05

 

 

 

Nutrient V – Nutrient U

1.16

0.27

 

 

U

Nutrient R – Nutrient V

1.08

0.34

 

 

 

Nutrient R – Nutrient U

0.88

0.59

 

 

 

Nutrient V – Nutrient U

0.86

0.59

(b)

Nutrient regime

R

Sediment R – Sediment V

3.34

0.002

 

 

 

Sediment R – Sediment U

4.32

0.001

 

 

 

Sediment V – Sediment U

2.46

0.012

 

 

V

Sediment R – Sediment V

1.91

0.039

 

 

 

Sediment R – Sediment U

3.28

0.004

 

 

 

Sediment V – Sediment U

2.88

0.008

 

 

U

Sediment R – Sediment V

3.34

0.004

 

 

 

Sediment R – Sediment U

5.74

0.001

 

 

 

Sediment V – Sediment U

2.74

0.013

 

Sediment regime

R

Nutrient R – Nutrient V

1.51

0.11

 

 

 

Nutrient R – Nutrient U

1.26

0.22

 

 

 

Nutrient V – Nutrient U

1.85

0.09

 

 

V

Nutrient R – Nutrient V

2.45

0.028

 

 

 

Nutrient R – Nutrient U

1.78

0.033

 

 

 

Nutrient V – Nutrient U

0.88

0.54

 

 

U

Nutrient R – Nutrient V

1.28

0.22

 

 

 

Nutrient R – Nutrient U

0.88

0.46

 

 

 

Nutrient V – Nutrient U

0.97

0.43



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