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Table 2 PERMANOVA on Bray–Curtis distances matrix for Anopheles species composition during the four different flooding stages of UHE Jirau, Porto Velho, Rondonia, Brazil from 2011 to 2015

From: Change in Anopheles richness and composition in response to artificial flooding during the creation of the Jirau hydroelectric dam in Porto Velho, Brazil

 

DF

Sum of Sq

Mean Sq

F. model

p

Stage

3

0.96

0.32

3.66

0.0008*

Residuals

24

2.09

0.08

  

Total

27

3.05

   
 

t. model

p. adjusted

Pairwise comparison

 First stage of flooding vs pre flood

1.89

0.12

 First stage of flooding vs second stage of flooding

2.2

0.01*

 First stage of flooding vs third stage of flooding

2.84

0.01*

 Pre flood vs second stage of flooding

1.17

1

 Pre flood vs third stage of flooding

1.63

0.25

 Second stage of flooding vs third stage of flooding

1.14

1

  1. * Indicates statistical difference p < 0.05