
| 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 | 31 | . | . | . | . | . | . | . | . | . | 9 | 3 | 11 | 2 | . | . | . | . | |||||||||
| Grizzled Skipper | 4 | . | . | . | . | . | . | 3 | . | . | . | . | . | . | . | . | . | . | |||||||||
| Wood White | 10 | . | . | . | . | . | . | 3 | . | . | 3 | 1 | 1 | . | . | . | . | . | |||||||||
| Clouded Yellow | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | |||||||||
| Brimstone | 5 | 1 | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | 1 | . | |||||||||
| Large White | 10 | . | . | . | . | 3 | 1 | . | . | . | . | 4 | 1 | . | . | . | . | . | |||||||||
| Small White | 22 | . | . | . | . | 3 | . | . | . | . | . | . | 2 | 7 | 1 | . | 3 | . | |||||||||
| Green-veined White | 55 | . | . | . | 4 | . | 1 | 1 | . | . | 3 | . | 10 | 1 | 1 | 13 | . | . | |||||||||
| Orange Tip | NI | . | . | 2 | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | |||||||||
| Small Copper | 1 | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | |||||||||
| Common Blue | NI | . | . | . | . | . | . | . | . | . | . | . | 2 | 6 | 1 | 3 | 1 | . | |||||||||
| Red Admiral | 22 | . | . | . | . | . | . | . | 1 | . | 2 | 3 | 7 | . | . | 1 | . | 3 | |||||||||
| Painted Lady | NI | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | 2 | . | . | |||||||||
| Peacock | 48 | 1 | 4 | 3 | . | . | 1 | . | . | . | . | . | 16 | 12 | 4 | 1 | . | . | |||||||||
| Comma | NI | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | |||||||||
| Silver-washed Fritillary | 112 | . | . | . | . | . | . | . | . | . | 8 | 20 | 22 | 25 | 16 | 8 | . | . | |||||||||
| Speckled Wood | NI | . | 3 | 2 | 2 | . | 3 | 6 | 3 | 5 | . | . | 1 | 10 | 3 | 44 | 10 | 8 | |||||||||
| Marbled White | 26 | . | . | . | . | . | . | . | . | . | 11 | 2 | 6 | . | . | . | . | . | |||||||||
| Gatekeeper / Hedge Brown | 339 | . | . | . | . | . | . | . | . | . | 11 | 38 | 72 | 154 | 43 | 4 | 2 | . | |||||||||
| Meadow Brown | 197 | . | . | . | . | . | . | 1 | . | . | 55 | 17 | 32 | 22 | 23 | 1 | 2 | . | |||||||||
| Small Heath | 1 | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | |||||||||
| Ringlet | 95 | . | . | . | . | . | . | . | . | . | 25 | 28 | 27 | 1 | 2 | . | . | . | |||||||||