Table 3 Results of the hierarchical AMOVA showing the grouping hypotheses tested in this study

From: Evolution and origin of sympatric shallow-water morphotypes of Lake Trout, Salvelinus namaycush, in Canada’s Great Bear Lake

Genetic data

Grouping hypothesis

Among groups (Va)

Among populations within groups (Vb)

Within populations (Vc)

Microsatellite DNA

Among putative refugial groups

9.48**

6.34**

84.17**

 

GBL samples grouped by arm

−0.18

0.99**

99.19**

 

GBL samples grouped by morphotype

0.54**

0.45**

99.01**

 

GBL GRP 1 and GRP 2 samples grouped by morphotype

0.53**

0.48**

98.99**

mtDNA sequence

Among putative refugial groups

8.8*

11.25**

79.95**

 

GBL samples grouped by arm

0.25

3.54

96.21*

 

GBL samples grouped by morphotype

−0.77

4.29*

96.48*

 

GBL GRP 1 and GRP 2 samples grouped by morphotype

−0.48

4.74*

95.75*

  1. Abbreviations: AMOVA, analysis of molecular variance; mtDNA, mitochondrial DNA.
  2. Variation among groups (Va), variation among populations within groups (Vb) and variation within populations (Vc).
  3. *P<0.05.
  4. **P<0.01.
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