Table 2 Midge species abundance. List of midge species with number of specimens for each country (Sweden, the Netherlands and Italy) and habitat type (farms, peri-urban and wetlands)

C. achrayi

173

1

235

409

7

20

23

50

41

2

1

44

503

C. alazanicus

283

283

2

2

285

C. albihalteratus

1

1

1

C. brunnicans

4

30

34

34

C. cameroni

4

1

8

13

1

6

7

5

5

25

C. caucoliberensis

1

1

1

1

2

C. chiopterus

34

1

35

2001

15

119

2135

2170

C. circumscriptus

1

1

5

3

8

45

7

96

148

157

C. derisor

7

7

7

C. dewulfi

4

4

4

C. duddingstoni

116

34

18

168

168

C. fagineus

40

30

70

70

C. fasciipennis

3

81

84

84

C. festivipennis

42

1

207

250

10

10

524

544

2

4

1

7

801

C. flavipulicaris

54

54

54

C. griseidorsum

6

15

5

26

26

C. grisescens

163

8

171

171

C. heliophilus

1

1

1

C. heteroclitus

85

85

85

C. impunctatus

14

1

15

1

1

16

C. indistinctus

8

8

8

C. jurensis

1

1

1

C. kibunensis

64

13

67

144

2

58

207

267

411

C. longipennis

2

2

1

1

3

C. lupicaris

86

3

8

97

1

1

37

37

135

C. manchuriensis

2

7

9

9

C. maritimus

2

21

23

23

C. newsteadi

1

1

4

6

6

C. nubeculosus

6

6

6

Obsoletus group

1726

9

136

1871

5860

28

1329

7217

33,069

54

25

33,148

42,236

C. pictipennis

2

20

22

3

78

81

103

C. picturatus

5

5

5

C. poperinghensis

21

4

25

4

4

8

33

C. pseudopallidus

1

1

1

C. pulicaris

892

1

6

899

11

18

29

184

1

185

1113

C. punctatus

120

3

36

159

191

7

776

974

38

2

1

41

1174

C. reconditus

1

1

2

2

C. remmi

1

1

1

C. riethi

1

1

2

3

5

6

C. salinarius

16

16

5

5

21

C. simulator

18

18

18

C. subfasciipennis

5

5

5

C. submaritimus

39

39

39

C. tauricus

1

1

1

C. vexans

34

10

2

46

4

1

5

5

5

10

61