
| 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 | ||||||||||||||||||||||||||
| Large Skipper | NI | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | |||||
| Large White | 8 | . | . | . | . | . | . | . | . | . | . | 2 | . | . | . | . | . | . | 3 | 1 | . | . | |||||
| Small White | 2 | . | . | . | . | . | . | . | 1 | . | . | . | . | . | 1 | . | . | . | . | . | . | . | |||||
| Green-veined White | 66 | . | . | 2 | 8 | 7 | 6 | 4 | 9 | 10 | 11 | . | . | 2 | 2 | 2 | . | 1 | . | 1 | . | . | |||||
| Orange Tip | 32 | . | . | 1 | 8 | 4 | 6 | 1 | 3 | 2 | 1 | 2 | . | . | . | . | . | . | . | . | . | . | |||||
| Small Copper | 4 | . | . | . | . | 1 | . | 1 | 1 | . | . | . | . | . | . | . | . | 1 | . | . | . | . | |||||
| Common Blue | NI | . | . | . | . | . | . | . | . | . | . | 1 | 7 | 4 | 1 | . | 1 | 1 | 1 | . | . | . | |||||
| Painted Lady | NI | . | . | . | . | . | . | . | . | 1 | 2 | 4 | 1 | . | . | . | . | . | 1 | 1 | . | 2 | |||||
| Small Tortoiseshell | 12 | . | 2 | 2 | 2 | . | . | . | . | . | . | . | . | . | . | 1 | . | . | 1 | 1 | 1 | 1 | |||||
| Peacock | 349 | 21 | 43 | 40 | 23 | 30 | 2 | 2 | 3 | 2 | 1 | 3 | . | 1 | 1 | 15 | 25 | 102 | 23 | 12 | 5 | . | |||||
| Small Pearl-bordered Fritillary | 73 | . | . | . | . | . | . | . | 5 | 10 | 18 | 17 | 1 | . | . | . | . | . | . | . | . | . | |||||
| Pearl-bordered Fritillary | 131 | . | . | . | 2 | 35 | 42 | 12 | 19 | 11 | 6 | . | . | . | . | . | . | . | . | . | . | . | |||||
| Dark Green Fritillary | NI | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | |||||
| Wall Brown | 42 | . | . | . | . | . | 15 | 4 | 5 | 3 | 1 | 2 | . | . | . | . | 1 | . | 2 | 2 | 1 | 1 | |||||
| Meadow Brown | NI | . | . | . | . | . | . | . | . | . | . | . | 4 | 3 | . | . | . | . | . | . | . | . | |||||
| Small Heath | 135 | . | . | . | . | . | 9 | 4 | 23 | 20 | 19 | 25 | . | . | . | . | . | . | . | . | . | . | |||||
| Ringlet | NI | . | . | . | . | . | . | . | . | . | . | . | 43 | 10 | 3 | 1 | . | . | . | . | . | . | |||||