Table 1 Summary of adult and family samples used in the present study

From: The genetic contribution to sex determination and number of sex chromosomes vary among populations of common frogs (Rana temporaria)

Sampling year

Population

N M

N F

Coordinates

Climatic zone

1998–1999

Esrange

24

28

N 67°52’/E 20°29’

Northern boreal

1998–1999

Ammarnäs

24

21

N 65°54’/E 16°18’

Northern boreal

2013

 

20

20

  

1998–1999

Hamptjärn-Grytan

27

20

N 63°50’/E 20°25’

Mid-boreal

1998–1999

Häggedal

28

23

N 59°40’/E 17°15’

Boreo-nemoral

1998–1999

Lindrågen

16

9

N 59°28’/E 13°31’

Boreo-nemoral

1998–1999

Tvedöra

22

23

N 55°40’/E 13°27’

Nemoral

2013

 

11

11

  

Sampling year

Family

N M

N F

N NA

N M

N F

N NA

Total

2013

A1

12

22

6

2

7

0

49

2013

A2

5

22

13

1

2

0

43

2013

A3

12

17

11

5

2

0

47

2013

A4

17

22

1

0

1

0

41

2013

A5

20

18

2

4

3

0

47

2013

A6

0

0

40

0

4

0

44

2013

Ammarnäs

66

101

73

12

19

0

271

2013

T1

0

40

0

1

10

0

51

2013

T2

1

4

35

7

0

0

47

2013

T3

4

36

0

12

3

0

55

2013

T4

4

35

1

10

8

4

62

2013

T5

9

29

2

11

8

1

60

2013

T6

6

27

7

5

2

1

48

2013

Tvedöra

24

171

45

46

31

6

323

  

metamorph stage

froglet stage

 
  1. Abbreviations: NF, number of females; NM, number of males; NNA, number of offspring with undifferentiated gonads.