Skip to main content

Table 4 Analysis of molecular variance (AMOVA) for msh1 and 18S (in parenthesis).

From: Phenotypic plasticity or speciation? A case from a clonal marine organism

Comparison tested

d.f.

Sum of squares

Variance component

% variation

ΦST

Between habitats (shallow Vs deep)

Among populations

1 (1)

84. 89 (55.599)

1.29890 (0.79038)Va

66.87 (49.27)

0.66873 (0.49266)***

Within populations

128 (141)

82.36 (114.765)

0.64345 (0.81394)Vb

33.13 (50.73)

 

Total

129 (142)

167.254 (170.364)

1.94235 (1.60431)

  

Between morphotypes (shallowtype Vs deeptype)

Among populations

1 (1)

130.412 (108.532)

2.06222 (1.59683)Va

87.89 (78.45)

0.87891 (0.78455)***

Within populations

128 (141)

36.084 (61.832)

0.28413 (0.43852)Vb

12.11 (21.55)

 

Total

129 (142)

167.254 (170.364)

1.94235 (2.03536)

  

Between reefs (Romero Vs Media Luna)

Among populations

1 (1)

1.702 (0.642)

0.00829 (0.01242)Va

0.64 (0.96)

0.00637 (0.01043)

Within populations

128 (107)

165.552 (128.744)

1.29338 (1.20321)Vb

99.36 (99.04)

 

Total

129 (108)

167.254 (129.385)

1.94235 (1.19079)

  

Between reefs considering shallow populations only (Romero Vs Media Luna Vs Culebra)

Among populations

2 (2)

0.921 (1.790)

0.00157 (0.00257)Va

0.37 (0.30)

0.00366 (0.00305)

Within populations

65 (74)

27.844 (62.210)

0.42837 (0.84067)Vb

99.63 (99.70)

 

Total

67 (76)

167.254 (64.000)

1.94235 (0.84324)

  

Among reefs with different depth profiles (Media Luna Vs Romero Vs Culebra)

Among populations

2 (2)

15.034 (4.639)

0.18265 (0.03526)Va

13.22 (2.91)

0.13223 (0.02911)***

Within populations

127 (120)

152.22 (141.101)

1.19859 (1.17584)Vb

86.78 (97.09)

 

Total

129 (122)

167.254 (145.740)

1.94235 (1.21110)

  
  1. Comparisons of population were made among depth profiles, morphotypes and reefs. The significance of the ΦST values were obtained by randomizations of 10,000 permutations. P < 0.001 is represented by ***. Sampling in Culebra is limited to shallow habitats.