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Table 1 Genetic variation and tests for selection and/or population expansion. Parameters are based on 18 polymorphic microsatellites recorded in Atlantic and Indian Ocean populations of the blue petrel Halobaena caerulea, thin-billed prion Pachyptila belcheri, and Antarctic prion P. desolata

From: Does genetic structure reflect differences in non-breeding movements? A case study in small, highly mobile seabirds

Species

Site

Microsatellites

 

Mitochondrial DNA cytochrome b 889 bp

N

A

H o

H e

F IS

N

D

F S

Blue petrel

South Georgia

19

7.2 ± 3.7

0.53 ± 0.24

0.66 ± 0.28

0.206***

12

−1.385ns

−1.088ns

Kerguelen Islands

30

7.7 ± 4.9

0.52 ± 0.28

0.62 ± 0.30

0.168***

15

−1.159ns

−0.649ns

Thin-billed prion

Falkland Islands

42

8.4 ± 2.6

0.71 ± 0.10

0.74 ± 0.11

0.042ns

16

−1.983*

−5.302**

Kerguelen Islands

34

8.5 ± 2.8

0.74 ± 0.12

0.76 ± 0.11

0.031*

16

−1.168ns

−3.147*

Antarctic prion

South Georgia

35

8.5 ± 2.6

0.69 ± 0.12

0.75 ± 0.13

0.075**

17

−1.773ns

−4.201*

Kerguelen Islands

38

9.4 ± 3.5

0.71 ± 0.16

0.74 ± 0.16

0.047ns

15

−1.814*

−4.997**

  1. N: number of individuals with reliable amplification. A: number of alleles (mean ± s.d.). H o : observed heterozygosity (mean ± s.d.). H e : expected heterozygosity (mean ± s.d.). F IS : inbreeding coefficient. D: Tajima’s statistic. F S : Fu’s statistic (* P < 0.05, ** P < 0.01, *** P < 0.001, ns: not significant)