Wolstonbury Hill: Counts for the year 2001
| | APR | MAY | JUN | JUL | AUG | SEP |
| Week no. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 |
| Site | Ind | |
| Small Skipper |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
1 |
4 |
19 |
. |
17 |
12 |
6 |
13 |
12 |
13 |
. |
7 |
|
|
|
| Large Skipper |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
1 |
4 |
14 |
. |
13 |
17 |
5 |
14 |
8 |
4 |
. |
. |
|
|
|
| Dingy Skipper |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
4 |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
|
|
|
| Grizzled Skipper |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
4 |
. |
1 |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
|
|
|
| Large White |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
3 |
. |
6 |
7 |
6 |
3 |
1 |
2 |
3 |
3 |
|
|
|
| Small White |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
3 |
2 |
. |
2 |
1 |
. |
1 |
|
|
|
| Small Blue |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
6 |
12 |
1 |
9 |
8 |
. |
. |
. |
1 |
3 |
. |
1 |
. |
. |
|
|
|
| Brown Argus |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
2 |
2 |
. |
. |
. |
. |
|
|
|
| Common Blue |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
2 |
5 |
6 |
11 |
13 |
5 |
. |
. |
. |
18 |
15 |
7 |
18 |
4 |
4 |
|
|
|
| Chalk-hill Blue |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
2 |
18 |
61 |
50 |
11 |
11 |
. |
. |
|
|
|
| Adonis Blue |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
1 |
4 |
. |
. |
. |
. |
. |
. |
. |
9 |
7 |
10 |
2 |
|
|
|
| Duke of Burgundy Fritillary |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
2 |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
|
|
|
| Red Admiral |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
1 |
. |
. |
. |
. |
1 |
1 |
1 |
. |
3 |
2 |
1 |
1 |
|
|
|
| Painted Lady |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
1 |
. |
. |
. |
. |
. |
. |
2 |
. |
. |
. |
. |
1 |
. |
|
|
|
| Small Tortoiseshell |
NI |
. |
. |
. |
. |
1 |
. |
. |
. |
1 |
. |
. |
. |
. |
. |
. |
2 |
1 |
. |
. |
5 |
. |
. |
. |
|
|
|
| Peacock |
NI |
. |
. |
. |
. |
1 |
1 |
1 |
. |
. |
. |
. |
. |
. |
. |
. |
. |
2 |
5 |
. |
1 |
1 |
. |
1 |
|
|
|
| Dark Green Fritillary |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
3 |
8 |
. |
. |
4 |
2 |
3 |
. |
1 |
. |
. |
|
|
|
| Speckled Wood |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
1 |
. |
. |
. |
. |
1 |
2 |
. |
. |
2 |
. |
. |
|
|
|
| Wall Brown |
NI |
. |
. |
. |
. |
. |
. |
2 |
4 |
. |
1 |
. |
. |
. |
. |
. |
. |
. |
. |
. |
1 |
. |
. |
1 |
|
|
|
| Marbled White |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
63 |
. |
22 |
32 |
11 |
5 |
. |
. |
. |
. |
|
|
|
| Gatekeeper / Hedge Brown |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
4 |
. |
. |
26 |
72 |
43 |
70 |
31 |
31 |
20 |
. |
|
|
|
| Meadow Brown |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
1 |
6 |
24 |
. |
41 |
65 |
72 |
116 |
38 |
31 |
30 |
7 |
|
|
|
| Small Heath |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
8 |
6 |
7 |
9 |
15 |
. |
1 |
. |
. |
1 |
6 |
10 |
. |
2 |
|
|
|
| Ringlet |
NI |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
. |
38 |
. |
5 |
6 |
. |
. |
. |
. |
. |
. |
|
|
|