Flora and Fauna Changes During Conversion from Conventional to Organic Farming
Table 5.1.
Summary of the arthropods identified in the Skylark pellets, and the corresponding catches in the field. The
sampling seasons were divided into three periods, roughly corresponding to the months of May, June and July.
Taxa selected as important Skylark prey are marked with an asterisk (*). Abbreviations: Img. = imagines. Juv. =
juveniles.
Arthropod
class/order
Arthropod group
Total no. in Skylark pellets
Total no. in suction samples
May
June
July
Total
May
June
July
Total
Arachnida
Araneae*
45
111
135
291
273
2936
4103
7312
Chilopoda
0
0
0
0
9
194
130
333
Diplopoda
0
0
0
0
36
127
30
193
Hemiptera
Auchenorrhyncha*
47
41
13
101
1148
626
1637
3411
Heteroptera
1
1
1
3
9
113
621
743
Lepidoptera
Img.
3
4
1
8
11
81
247
339
Juv.*
4
9
34
47
47
284
205
536
Diptera
Tipulidae img.
0
0
1
1
4
316
9
329
Syrphidae img.
0
1
3
4
3
14
123
140
Syrphidae juv.*
1
13
180
194
5
377
1743
2125
Other Diptera
5
5
14
24
551
4845
6698
12094
Neuroptera
Chrysopidae img.
0
0
0
0
23
34
87
144
Chrysopidae juv.*
0
16
57
73
7
297
391
695
Coleoptera
Carabidae img.*
93
163
72
328
148
1174
1994
3316
Carabidae juv.*
0
25
17
42
32
51
101
184
Staphylinidae img.*
119
134
66
319
705
2837
2844
6386
Staphylinidae juv.*
6
6
10
22
61
345
137
543
Elateridae
0
1
0
1
1
24
41
66
Lathridiidae img.
0
0
0
0
67
70
184
321
Cantharidae
0
0
0
0
36
768
99
903
Nitidulidae img.*
14
11
2
27
74
193
223
490
Cryptophagidae img.*
26
25
3
54
560
472
825
1857
Coccinellidae img.
0
0
0
0
24
71
186
281
Coccinellidae juv.
0
0
0
0
19
409
635
1063
Chrysomelidae img.*
151
82
56
289
216
125
677
1018
Chrysomelidae juv.
2
3
5
10
36
681
65
782
Curculionidae img.*
67
54
71
192
476
326
229
1031
Hymenoptera
Symphyta juv.*
1
22
5
28
116
380
33
529
Parasitica
3
14
38
55
620
5806
10069
16495
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