| Acid grassland | Lowland acid grassland |
| Acid grassland | Upland acid grassland |
| Boundary and linear features | Line of trees (ecologically valuable – such that the line includes at least one tree per 30m length of ancient or veteran quality) |
| Boundary and linear features | Line of trees (ecologically valuable – such that the line includes at least one tree per 30m length of ancient or veteran quality) – with bank or ditch |
| Boundary and linear features | Native hedgerow with trees |
| Boundary and linear features | Native hedgerow – associated with bank or ditch |
| Boundary and linear features | Native hedgerow with trees – associated with bank or ditch |
| Boundary and linear features | Native species-rich hedgerow |
| Boundary and linear features | Native species-rich hedgerow – associated with bank or ditch |
| Boundary and linear features | Native species-rich hedgerow with trees |
| Broadleaved, mixed and yew woodland | Blackthorn scrub |
| Broadleaved, mixed and yew woodland | Bramble scrub |
| Broadleaved, mixed and yew woodland | Gorse scrub |
| Broadleaved, mixed and yew woodland | Hawthorn scrub |
| Broadleaved, mixed and yew woodland | Hazel scrub |
| Broadleaved, mixed and yew woodland | Mixed scrub |
| Broadleaved, mixed and yew woodland | Mixed woodland: mainly native broadleaved (with a minimum requirement of 70% native broadleaved species) |
| Broadleaved, mixed and yew woodland | Native woodland: broadleaved |
| Fen, marsh and swamp | Floodplain wetland mosaic |
| Inland rock | Inland rock and scree |
| Littoral rock | Features of littoral rock |
| Littoral rock | High energy littoral rock |
| Littoral rock | Low energy littoral rock |
| Littoral rock | Moderate energy littoral rock |
| Littoral sediment | Coastal saltmarsh and saline reedbeds |
| Littoral sediment | Features of littoral sediment |
| Littoral sediment | Littoral coarse sediment |
| Littoral sediment | Littoral mixed sediments |
| Littoral sediment | Littoral muddy sand |
| Littoral sediment | Littoral sand |
| Neutral grassland | Neutral grassland |
| Rivers and streams | Rivers and streams |
| Standing open waters | Ponds |
| Sublittoral rock | Circalittoral rock |
| Sublittoral rock | Infralittoral rock |
| Sublittoral rock | Subtidal stony reef |
| Sublittoral sediment | Native oyster (Ostrea edulis) beds |
| Sublittoral sediment | Subtidal coarse sediment |
| Sublittoral sediment | Subtidal mixed sediments |
| Sublittoral sediment | Subtidal mud |
| Sublittoral sediment | Subtidal sand |
| Sublittoral sediment | Subtidal seagrass beds |