
| 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 | ||||||||||||||||||||||||||
| Green-veined White | NI | . | . | . | . | 1 | 5 | 2 | . | 2 | . | 1 | . | . | . | . | . | . | . | . | . | . | . | ||||
| Orange Tip | 11 | . | . | . | . | . | . | . | 1 | 10 | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||
| Common Blue | 19 | . | . | . | . | . | . | . | . | . | . | 4 | 5 | 7 | 1 | 1 | . | . | . | . | . | . | . | ||||
| Red Admiral | 4 | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | 1 | . | . | . | . | 1 | 1 | . | ||||
| Painted Lady | 4 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | 1 | . | 2 | . | ||||
| Small Tortoiseshell | 3 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 2 | . | 1 | . | ||||
| Peacock | NI | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | 1 | . | 5 | 1 | 2 | . | ||||
| Small Pearl-bordered Fritillary | 7 | . | . | . | . | . | . | . | . | 2 | . | 1 | 3 | 1 | . | . | . | . | . | . | . | . | . | ||||
| Pearl-bordered Fritillary | 13 | . | . | . | . | . | . | 1 | 1 | 7 | . | . | 3 | . | . | . | . | . | . | . | . | . | . | ||||
| Dark Green Fritillary | 19 | . | . | . | . | . | . | . | . | . | . | . | 5 | 3 | 5 | 2 | . | . | . | . | . | . | . | ||||
| Scotch Argus | 839 | . | . | . | . | . | . | . | . | . | . | . | 3 | 8 | 224 | 231 | 88 | 44 | 12 | 1 | . | . | . | ||||
| Meadow Brown | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | ||||
| Small Heath | 29 | . | . | . | . | . | . | . | . | . | 5 | 3 | 1 | 6 | 7 | 2 | 1 | . | . | . | . | . | . | ||||
| Ringlet | 5 | . | . | . | . | . | . | . | . | . | . | . | 1 | 4 | . | . | . | . | . | . | . | . | . | ||||