Skip to main content

Table 2 Effective population sizes for the total Saimaa ringed seal population as well as for regional and temporal samples based on linkage disequilibrium and temporal changes in allele frequencies

From: Causes and consequences of fine-scale population structure in a critically endangered freshwater seal

 

Linkage disequilibrium

Temporal method

 

All

1980s

1990s

2000s

1980s – 1990s

1990s – 2000s

1980s – 2000s

Lake

14.7

12.3

10.7

32.7

69

53

113

Saimaa

(9.9 – 20.7)

(8.1 – 18.1)

(6.1 – 17.4)

(18.6 – 66.1)

(33 – inf.)

(31 – 171)

(51 – inf.)

 Northern

4.7

–

–

–

   

 Saimaa

(2.1 – 13.6)

      

 Haukivesi

8.8

3.3

4.5

30.7

61

24

92

 area

(5.6 – 12.3)

(2.5 – 5.3)

(2.7 – 7.6)

(15.7 – 86.1)

(17 – inf.)

(12 – inf.)

(47 – 1873)

  Kolovesi

10.7

–

–

–

   
 

(4.6 – 27.0)

      

  Main

21.8

10.8

7.5

53.6

46

15

59

  Haukivesi area

(12.1 – 40.3)

(6.2 – 19.5)

(3.0 – 15.4)

(22.5 – 2366.1)

(15 – inf.)

(8 – 135)

(23 – inf.)

 Pihlajavesi

45.9

–

–

–

   

 area

(20.6 – 251.3)

      

 Southern

15.3

–

–

–

   

 Saimaa

(6.0 – 100.1)

      
  1. inf. = infinity. Estimates are shown both for the initial four-region division, and for the updated five-region scheme in which Haukivesi is split into the Kolovesi and Main Haukivesi areas (in italics). 95% confidence intervals are given in parentheses.