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

Myzus persicae	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	33	12	9	1	11	28	0	10	34	139
22 October					1	0	0	14	26	15	2	17	102	2	31	29	239
15 October					0	0	1	92	34	21	10	16	15	0	6	2	197
8 October					0	0	4	88	7	5	9	10	8	1	1	1	142
1 October					0	1	0	41	2	5	1	15	5	0	4	0	74
24 September					0	0	0	14	0	0	4	2	0	0	3	4	27
17 September					1	0	2	57	3	9	8	0	20	3	18	21	142
10 September					1	0	0	12	2	4	0	0	2	5	0	11	37
3 September		0	1		2	0	0	0	0	0	0	0	1	0	1	1	6
27 August		1	0		1	0	0	2	1	0	0	0	0	0	0	0	5
20 August		4	0		0	0	0	2	0	0	0	0	1	0	0	0	7
13 August		2	0		0	0	0	0	0	0	0	0	0	0	0	0	2
6 August		4	0		1	0	0	0	0	0	0	0	0	0	0	0	5
30 July		8	1		2	0	0	0	0	0	1	0	0	0	0	0	12
23 July		1	0		0	1	0	0	0	0	1	0	1	0	0	0	4
16 July		0	0		0	0	0	0	0	0	0	0	0	0	2	1	3
9 July		5	1		1	2	0	1	0	0	1	1	0	0	0	2	14
2 July		1	0		0	0	8	7	1	6	15	31	6	0	3	9	87
25 June			8		18	100	68	61	30	84	137	29	9	0	8	13	565
18 June			2		4	18	288	35	6	404	890	24	14	11	13	147	1856
11 June		0	2		3	5	21	6	7	105	252	10	0	20	30	26	487
4 June		0	0		0	1	0	3	0	7	5	2	3	4	0	36	61
28-May		0	0		1	2	1	1	0	8	4	12	4	1	1	16	51
21-May		0	0		0	1	1	3	3	1	4	2	4	2	1	4	26
14-May		0	0		0	2		1	6	1	4	3	2	0	0	0	19
7-May		0	0		1	1	1	2	1	0	2	2	3	0	1	0	14
30 -Apr					0	0	0	0	2	0	0	0	0	0	0	0	2
23-Apr		0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	1
16-Apr		0	0		0	0	0	0	0	0	0	0	0	0	0	0	0
9-Apr					0	0	0	0	0	1	0	0	0	0	0	0	1