
| 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/Essex Skipper | NI | . | . | . | . | . | . | . | . | . | . | . | . | 4 | 4 | 8 | 6 | . | . | . | . | . | . | ||||
| Silver-spotted Skipper | 42 | . | . | . | . | . | . | . | . | . | . | . | . | . | 4 | 5 | 12 | 9 | 8 | 3 | 1 | . | . | ||||
| Large Skipper | 31 | . | . | . | . | . | . | . | . | . | . | 3 | 1 | 3 | 3 | 4 | 2 | . | . | . | . | . | . | ||||
| Grizzled Skipper | 8 | . | . | . | . | 3 | 3 | 1 | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||
| Clouded Yellow | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | ||||
| Brimstone | 27 | . | 1 | . | 2 | 1 | 1 | . | 3 | 4 | 1 | . | . | 1 | 1 | 5 | 3 | 1 | . | . | . | 1 | . | ||||
| Large White | 8 | . | . | . | . | . | . | . | 1 | . | . | . | . | . | 3 | . | 1 | . | . | . | . | . | . | ||||
| Small White | 4 | . | . | . | . | . | 1 | . | 2 | . | . | . | . | . | . | . | 1 | . | . | . | . | . | . | ||||
| Orange Tip | 3 | . | . | . | 1 | 1 | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||
| Green Hairstreak | 6 | . | . | . | . | . | 2 | 2 | 1 | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||
| Small Copper | 20 | . | . | . | 1 | 1 | . | 3 | . | . | 1 | . | . | . | 2 | 2 | 3 | . | 4 | 1 | 2 | . | . | ||||
| Brown Argus | 211 | . | . | . | . | . | 6 | 11 | 9 | 10 | 13 | 7 | . | 1 | . | 1 | 2 | 18 | 37 | 51 | 24 | 14 | . | ||||
| Common Blue | 33 | . | . | . | . | . | . | . | 2 | 3 | 6 | 3 | . | . | . | . | 1 | 1 | 7 | 5 | 3 | 1 | . | ||||
| Painted Lady | 2 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | 1 | . | . | ||||
| Small Tortoiseshell | 2 | . | 1 | . | . | 1 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||
| Peacock | 23 | . | 4 | . | 3 | 5 | 3 | 1 | . | . | . | . | . | . | . | . | . | 1 | . | . | . | . | . | ||||
| Comma | 7 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 2 | 1 | . | 1 | . | . | . | . | ||||
| Dark Green Fritillary | 2 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | . | . | . | 1 | . | . | ||||
| Speckled Wood | 4 | . | . | . | . | . | . | 1 | . | . | . | . | . | . | . | . | . | . | 2 | 1 | . | . | . | ||||
| Marbled White | 7 | . | . | . | . | . | . | . | . | . | . | . | . | . | 1 | 2 | 1 | . | . | . | . | . | . | ||||
| Gatekeeper / Hedge Brown | 250 | . | . | . | . | . | . | . | . | . | . | . | . | 4 | 34 | 63 | 65 | 56 | 18 | 3 | . | . | . | ||||
| Meadow Brown | 815 | . | . | . | . | . | . | . | . | . | . | 7 | 34 | 43 | 83 | 77 | 83 | 95 | 95 | 83 | 51 | 42 | . | ||||
| Small Heath | 24 | . | . | . | . | . | . | 3 | 6 | 3 | 2 | 2 | 3 | 2 | . | . | . | . | . | 1 | . | 1 | . | ||||
| Ringlet | 123 | . | . | . | . | . | . | . | . | . | . | . | 2 | 42 | 13 | 8 | 1 | . | . | . | . | . | . | ||||