Significant Landscape Features	Unit of Measurement
Area-based SLFs
Physiography
Natural upland topography (over 40mPD)	Area
Rocky shore (measured as being a horizontal distance of 20m from the coast)	Area
Sandy beach	Area
Vegetation
Woodland (defined as a group of trees no less than 100 sq.m. and at least 10m wide)	Area
Scrubland	Area
Grassland	Area
Plantation	Area
Urban parks and public open spaces	Area
Golf Courses	Area
Cultivation	Area
Hydrology
Natural stream (permanent)	Area
Wetland (including freshwater marsh, salt marsh and mangrove)	Area
Modified Watercourse	Area
Fish pond and gei wai	Area
Open coastal water	Area
Inter-tidal mud flat	Area
Point-based SLFs
Historic monuments, buildings, and other historic features with a visual manifestation;	Number
Landmark buildings (modern buildings which have won HKIA or international awards)	Number
Landmark structures (bridges, structures, etc  which have been recognised as making a  significant visual contribution to the landscape)	Number
Landmark hydrological features (e.g. waterfalls)	Number
Landmark geological/physiographic feature	Number