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Table 2 Analysis of molecular variance (AMOVA) of population structure of North American Fascioloides magna

From: Genetic interrelationships of North American populations of giant liver fluke Fascioloides magna

 

Fst (cox1 + nad1)

  

Variance

 

Grouping criterion

d.f.

components

Percent

Five enzootic regions

   

Among groups

4

0.968

18.25a

Among populations within groups

6

2.946

55.55

Within populations

209

1.390

26.20

Structured populations

   

(AB, BC, OR) (MS, LA) (FL, GA)

   

(SC) (MN) (QC, NL)

   

Among groups

5

4.149

72.99

Among populations within groups

5

0.145

2.56

Within populations

209

1.390

24.45

  1. Codes of US states, Canadian provinces and enzootic regions are explained in Table 1; AB, BC, OR - RMT and NPC enzootic regions; MS, LA – 1st group of SAS region; FL, GA – 2nd group of SAS; SC – 3rd group of SAS; MN – GLR region; QC, NL – NQL region; Fst, F-statistics; d.f., degrees of freedom; ainsignificant results (P > 0.05); results significant at P < 0.001 are in bold; results significant at P < 0.05 are in italics