
| 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 | 11 | . | . | . | . | . | . | . | . | . | . | . | . | 4 | . | 4 | 1 | . | 1 | . | . | ||||||
| Large Skipper | 10 | . | . | . | . | . | . | . | . | 3 | 2 | 1 | . | . | . | . | . | . | . | . | . | ||||||
| Dingy Skipper | 50 | . | . | . | . | . | 13 | 2 | 9 | 5 | 9 | . | . | . | . | . | . | . | . | . | . | ||||||
| Brimstone | 4 | . | 1 | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | ||||||
| Large White | 113 | . | . | . | . | 2 | 8 | 14 | 10 | 6 | 20 | . | . | 3 | 7 | 1 | . | 5 | 9 | . | . | ||||||
| Small White | 16 | . | . | . | 1 | 2 | 2 | . | . | 3 | . | . | . | 1 | 4 | . | . | . | . | . | . | ||||||
| Green-veined White | 250 | . | . | . | . | 7 | 12 | 19 | 29 | 16 | 25 | . | 2 | 11 | 9 | 29 | 16 | 9 | 18 | 3 | . | ||||||
| Orange Tip | 264 | . | 1 | . | 4 | 39 | 64 | 44 | 58 | 21 | 10 | . | . | . | . | . | . | . | . | . | . | ||||||
| Green Hairstreak | 55 | . | . | . | . | . | 13 | 3 | 17 | 13 | 1 | . | . | . | . | . | . | . | . | . | . | ||||||
| Small Copper | 5 | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | 1 | 1 | 1 | ||||||
| Brown Argus | 16 | . | . | . | . | . | . | . | . | . | . | 3 | 9 | 1 | 1 | . | . | . | . | . | . | ||||||
| Common Blue | 97 | . | . | . | . | . | . | . | . | 4 | 9 | 8 | 23 | 10 | 7 | 7 | 1 | 1 | 1 | . | . | ||||||
| Red Admiral | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | ||||||
| Painted Lady | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | ||||||
| Small Tortoiseshell | 96 | 5 | 12 | 20 | 3 | 1 | 5 | . | 1 | . | . | 1 | 1 | 5 | 14 | 6 | 4 | 1 | 1 | 1 | 1 | ||||||
| Peacock | 9 | 1 | 1 | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | 1 | 2 | ||||||
| Dark Green Fritillary | 11 | . | . | . | . | . | . | . | . | . | . | . | 6 | . | 3 | 1 | 1 | . | . | . | . | ||||||
| Meadow Brown | 54 | . | . | . | . | . | . | . | . | . | . | 1 | 9 | . | 19 | 10 | 2 | 7 | 3 | . | . | ||||||
| Small Heath | 147 | . | . | . | . | . | . | . | 2 | 14 | 19 | 1 | 13 | 7 | 4 | 22 | 2 | 8 | 12 | . | . | ||||||