| Site | Region | spp. | SQI | IEC | Survey Period |
|---|---|---|---|---|---|
| Langley Park, Buckinghamshire | England: South | 152 | 649.3 | 111 | 1979 - 2008 |
| Richmond Park (total), Surrey | England: South | 253 | 628.5 | 158 | 1950 - 2006 |
| Windsor Forest, Berkshire | England: South | 363 | 765.8 | 255 | < 1998 |
| Croome Estate, Worcestershire | England: Mid | 175 | 597.1 | 110 | 1995 - 2016 |
| Burnham Beeches (inc. Dorneywood NT and Huntswood Farm), Buckinghamshire | England: South | 284 | 624.6 | 176 | < 2022 |
Saproxylic Quality Index