Table 1 Species and the number of samples used in this study

Dichaetophora acutissima

20

25

Drosophila annulipes

31

27

Drosophila bizonata

31

31

Drosophila busckii

35

41

Drosophila curviceps

20

26

Drosophila hydei

11

20

Drosophila immigrans

41

41

Drosophila lutescens

14

42

Drosophila rufa

41

41

Drosophila sternopleuralis

42

42

Drosophila suzukii

22

19

Hirtodrosophila sexvittata

41

41

Liodrosophila aerea

41

41

Microdrosophila sp.

15

10

Scaptodrosophila coracina

5

34

Scaptomyza graminum

36

32