
| 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 | ||||||||||||||||||||||||||
| Silver-spotted Skipper | 16 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 2 | 7 | 7 | . | . | . | |||||
| Large Skipper | 2 | . | . | . | . | . | . | . | . | . | . | 2 | . | . | . | . | . | . | . | . | . | . | |||||
| Brimstone | 1 | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |||||
| Large White | 22 | . | . | . | 1 | . | . | 4 | . | 1 | . | . | . | 1 | 4 | . | 3 | . | . | 5 | . | . | |||||
| Small White | NI | . | . | . | 2 | . | . | 1 | . | . | . | . | . | 1 | 5 | 1 | . | . | . | 1 | 2 | . | |||||
| Green-veined White | 8 | . | . | . | 2 | . | 4 | . | . | 1 | . | . | . | . | . | 1 | . | . | . | . | . | . | |||||
| Orange Tip | NI | . | . | 1 | 1 | . | 1 | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | |||||
| Common Blue | 20 | . | . | . | . | . | . | . | . | 2 | 4 | . | . | . | . | . | . | 7 | 4 | 3 | . | . | |||||
| Holly Blue | 1 | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | |||||
| Red Admiral | 5 | . | . | . | 1 | . | . | . | . | . | 2 | 1 | . | . | . | . | . | 1 | . | . | . | . | |||||
| Small Tortoiseshell | 6 | . | . | . | . | . | 1 | . | . | . | . | 2 | 1 | 1 | . | . | . | . | . | . | . | . | |||||
| Peacock | 6 | 3 | 2 | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | |||||
| Comma | NI | . | . | . | . | . | . | . | . | . | . | 1 | . | . | 7 | . | . | . | . | . | . | . | |||||
| Silver-washed Fritillary | NI | . | . | . | . | . | . | . | . | . | . | . | . | . | 2 | . | . | . | . | . | . | . | |||||
| Speckled Wood | 75 | . | . | . | . | . | 3 | 3 | 1 | 7 | . | 6 | 3 | 5 | 7 | 1 | 4 | 4 | 2 | 13 | 5 | 1 | |||||
| Gatekeeper / Hedge Brown | NI | . | . | . | . | . | . | . | . | . | . | . | . | . | 10 | 3 | 3 | 2 | . | . | . | . | |||||
| Meadow Brown | 197 | . | . | . | . | . | . | . | . | . | . | 13 | 15 | 14 | 30 | 18 | 18 | 18 | 13 | 4 | 4 | . | |||||
| Small Heath | 7 | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | 2 | 3 | . | . | |||||
| Ringlet | NI | . | . | . | . | . | . | . | . | . | . | . | 3 | . | . | . | . | . | . | . | . | . | |||||