
| 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 | 3 | . | . | . | . | . | . | . | 2 | . | 1 | . | . | . | . | . | . | . | . | . | . | . | |||||
| Orange Tip | 4 | . | . | . | . | . | . | . | . | . | 2 | 1 | . | . | . | . | . | . | . | . | . | . | |||||
| Common Blue | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | |||||
| Painted Lady | 10 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 5 | 2 | 1 | . | . | . | . | |||||
| Small Tortoiseshell | 1 | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |||||
| Small Pearl-bordered Fritillary | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | |||||
| Pearl-bordered Fritillary | 54 | . | . | . | . | . | . | . | 5 | 10 | 15 | 13 | 2 | . | . | . | . | . | . | . | . | . | |||||
| Dark Green Fritillary | 9 | . | . | . | . | . | . | . | . | . | . | . | . | . | 3 | 3 | 2 | . | . | . | . | . | |||||
| Small Heath | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | |||||