Table 1 AMOVA and genetic analyses of Amphistegina lobifera genotypes with two or more populations (Ia, IIa and IIc).

From: Invasion success of a Lessepsian symbiont-bearing foraminifera linked to high dispersal ability, preadaptation and suppression of sexual reproduction

Dataset

Alignment

Population

Oceanicbasin

Sequences

AMOVA

Nucleotide diversity

Number haplotypes

Number segregating sites

Tajima's D statistic

Tajima (p)

Variation

Df

Variation (%)

Phi st

Phi st (p) permuted

SSU

Genotype Ia

Mauritius

West-Ind

11

   

0.122

< 0.001

0.0078

158

252

− 2.92

0.003

Zanzibar

West-Ind

23

Among oceanic basins

4

− 8.6*

Falasarna

Crete

6

Among populations

5

20.8

Nahsholim

East-Med

3

Within populations

429

87.8

Shikmona

East-Med

72

Total

438

 

Avola

Sicily

61

   

Capo Passero

Sicily

76

   

Plemmirio

Sicily

70

   

Marzamemi

Sicily

33

   

Eilat

Red Sea

84

   

Total

 

439

   

Genotype IIa

Kimbe-Bay

South-Pacific

19

Among oceanic basins

1

9.9

0.133

< 0.001

0.031

68

149

− 1.249

0.211

Lizard-Island

South-Pacific

19

Among populations

2

3.4

Palau

Pacific Ocean

41

Within populations

107

86.7

Ponhpei

Pacific Ocean

32

Total

110

 

Total

 

111

   

Genotype IIc

Ningaloo-reef

Indian Ocean

16

Among oceanic basins

1

40.1

0.433

< 0.001

0.025

33

115

− 1.582

0.113

Indonesia

Pacific Ocean

11

Among populations

1

3.2

Japan

Pacific Ocean

24

Within populations

48

56.7

Total

 

51

Total

50

 

SSU + ITS

Genotype Ia

Shikmona

East-Med

72

Among oceanic basins

2

− 12.5*

0.135

< 0.001

0.019

125

612

− 2.36

0.018

Avola

Sicily

61

Among populations

2

26.0

Capo Passero

Sicily

76

Within populations

356

86.5

Plemmirio

Sicily

70

Total

360

 

Eilat

Red Sea

82

Total

 

361

  1. Significant values are in [bold].
  2. *The negative value in the AMOVA is an artifact of the statistical approach and should be interpreted as 0%, which means that the genetic variation between the oceanic basins does not contribute to the overall total variation.