Captures by the network of traps run by the Rothamsted Insect Survey are shown below:

Macrosiphum euphorbiae	Inverness	Dundee	Edinburgh	Ayr	Newcastle	FERA, York	Preston	Kirton	Broom's Barn	Wellesbourne	Hereford	Rothamsted	Writtle	Ascot	East Malling	Starcross	Total
Week ending
29 October					0	1	0	0	0	0	0	0	0	0	1	0	2
22 October					0	0	0	0	1	1	0	1	0	0	1	0	4
15 October					0	0	0	0	0	0	1	0	2	0	0	0	3
8 October					0	0	0	0	1	1	0	0	0	0	0	1	3
1 October					0	0	0	0	0	0	0	0	0	0	2	1	3
24 September					0	0	0	0	0	0	0	0	0	0	0	0	0
17 September					0	0	0	0	0	0	0	0	3	0	1	0	4
10 September					0	1	0	2	0	0	0	0	1	0	0	0	4
3 September		0	0		0	0	0	0	0	0	0	0	0	0	0	0	0
27 August		0	0		0	0	0	0	0	0	0	0	0	0	0	0	0
020 August		1	0		0	0	0	0	0	0	0	0	0	0	0	0	1
13 August		1	0		0	0	0	0	0	0	0	0	0	0	0	0	1
06 August		1	0		0	0	0	0	0	0	0	0	0	0	0	0	1
30 July		0	0		1	0	0	0	0	0	0	0	0	1	0	0	2
23 July		1	0		0	1	0	0	0	1	1	0	0	0	0	0	4
16 July		0	0		0	0	0	1	0	0	0	0	0	1	1	0	3
9 July		3	4		0	0	0	3	2	1	0	3	6	1	1	0	24
2 July		2	4		2	0	0	1	5	6	17	4	6	6	4	2	59
25 June			8		4	8	12	22	2	12	52	2	0	7	13	18	160
18 June			9		2	2	12	12	3	88	98	16	17	19	16	22	316
11 June		4	3		0	1	1	1	4	22	60	5	9	16	14	7	147
4 June		1	1		1	0	0	2	2	5	2	4	5	2	2	15	42
28-May		0	0		0	0	0	1	0	1	0	0	1	3	1	4	11
21-May		3	0		0	1	3	3	0	4	1	1	1	0	3	3	23
14-May		4	0		0	0	0	0	0	4	3	0	2	0	4	4	21
7-May		0	1		0	0	3	1	1	0	0	0	0	0	4	0	10
30-Apr					0	0	0	0	0	0	0	0	0	0	3	0	3
23-Apr		0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	1
16-Apr		0	0		0	0	1	0	1	0	0	0	0	0	1	0	3
09-Apr					0	0	0	0	0	0	0	0	0	0	0	0	0