
| 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 | 182 | . | . | . | . | . | . | 19 | 45 | 50 | 52 | 11 | 5 | . | . | . | . | . | . | . | . | ||||||
| Dingy Skipper | 78 | . | . | . | 5 | 10 | 24 | 18 | 18 | 3 | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Clouded Yellow | 43 | . | . | . | . | . | . | . | . | . | . | . | . | . | 9 | 9 | 11 | 6 | 8 | . | . | ||||||
| Brimstone | 24 | . | . | . | . | . | . | . | . | . | . | . | . | . | 2 | 9 | 4 | . | 5 | . | 4 | ||||||
| Large White | 228 | . | . | 6 | 9 | 6 | 13 | 30 | 20 | 9 | 5 | 5 | 7 | 7 | 22 | 39 | 21 | 16 | 11 | 2 | . | ||||||
| Small White | 76 | . | . | . | . | . | 1 | . | 1 | . | . | . | . | 5 | 17 | 31 | 15 | 2 | 4 | . | . | ||||||
| Green-veined White | 169 | . | 6 | 6 | 10 | 6 | 1 | 2 | . | . | . | . | 99 | 15 | 6 | 10 | 5 | . | 3 | . | . | ||||||
| Orange Tip | 17 | . | . | 2 | 2 | 7 | 6 | . | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Green Hairstreak | 88 | 1 | 12 | 15 | 24 | 19 | . | 14 | 3 | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Small Copper | 31 | . | . | . | . | . | . | . | . | . | . | . | . | . | 3 | 2 | 9 | 4 | 9 | 1 | 3 | ||||||
| Northern Brown Argus | 636 | . | . | . | . | . | . | 42 | 99 | 186 | 145 | 72 | . | 51 | 15 | 20 | 6 | . | . | . | . | ||||||
| Common Blue | 100 | . | . | . | . | . | 10 | 20 | 10 | 17 | 7 | 3 | 8 | 7 | 2 | 2 | 5 | 5 | 3 | 1 | . | ||||||
| Holly Blue | 36 | . | . | 1 | 3 | . | . | . | . | . | . | . | . | . | 8 | 9 | 10 | 3 | 2 | . | . | ||||||
| Red Admiral | 71 | . | . | . | . | 1 | 1 | 3 | . | 2 | . | 2 | 2 | 2 | 4 | 15 | 13 | 4 | 11 | 10 | 1 | ||||||
| Painted Lady | 38 | . | . | . | . | . | . | 4 | 2 | . | . | 3 | 2 | 2 | 3 | 3 | 7 | 3 | 5 | 1 | 3 | ||||||
| Small Tortoiseshell | 61 | . | 4 | 2 | 3 | . | . | . | . | 1 | . | 8 | 16 | 7 | 8 | 8 | 1 | 1 | 1 | . | 1 | ||||||
| Peacock | 166 | 5 | 3 | 1 | 1 | . | . | . | . | . | . | . | . | . | 32 | 51 | 22 | 22 | 26 | 2 | 1 | ||||||
| Small Pearl-bordered Fritillary | 284 | . | . | . | . | . | 17 | 73 | 100 | 50 | 28 | 8 | 7 | 1 | . | . | . | . | . | . | . | ||||||
| Pearl-bordered Fritillary | 159 | . | . | . | 5 | 49 | 44 | 34 | 17 | 6 | 4 | . | . | . | . | . | . | . | . | . | . | ||||||
| High Brown Fritillary | 559 | . | . | . | . | . | . | . | 1 | 83 | 106 | 113 | 92 | 64 | 45 | 37 | 13 | 4 | 1 | . | . | ||||||
| Wall Brown | 227 | . | . | . | . | 3 | 21 | 24 | 4 | . | . | 1 | . | . | 23 | 21 | 38 | 33 | 46 | 4 | 9 | ||||||
| Grayling | 76 | . | . | . | . | . | . | . | . | 7 | 5 | 9 | 25 | 5 | 10 | 3 | 8 | 3 | 1 | . | . | ||||||
| Meadow Brown | 1028 | . | . | . | . | . | . | . | . | 157 | 185 | 162 | 244 | 106 | 70 | 71 | 28 | . | 5 | . | . | ||||||
| Small Heath | 141 | . | . | . | . | 1 | 31 | 37 | 13 | 20 | 18 | 9 | 8 | 2 | . | . | . | 1 | 1 | . | . | ||||||
| Six-spot Burnet | NI | . | . | . | . | . | . | . | . | 1 | 2 | 3 | 5 | 4 | . | . | . | . | . | . | . | ||||||
| Speckled Yellow | NI | . | . | 1 | 1 | 14 | 26 | 4 | . | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Silver Y | NI | . | . | . | 1 | 1 | 1 | . | . | 1 | . | . | 5 | 6 | 1 | 4 | . | 1 | 1 | . | . | ||||||
| Mother Shipton | NI | . | . | . | . | 7 | 11 | 2 | 3 | . | . | . | . | . | . | . | . | . | . | . | . | ||||||
| Burnet Companion | NI | . | 2 | 4 | 9 | 20 | . | 2 | 3 | . | . | . | . | . | . | . | . | . | . | . | . | ||||||