Cadastral data or information – usually refers to survey data relating to land boundaries.
Crown estate – (also called Government lands) any parcel of Western Australian land not held in freehold, including reserved and leased land and to three nautical miles from shore.
Crown land – (also called Government land) all land in Western Australia not held in freehold, including coastal waters and the seabed.
Geocentric Datum – a reference surface which has as its origin the Earth’s centre of mass.
Geodetic – related to the measurement of large portions of the earth’s surface that takes into account the curvature, shape and dimensions of the earth.
Geospatial data – land measurements derived from the geodetic control that defines the earth’s surface.
Individually rectified – to individually remove the natural distortions in photographs for use in conjunction with other map data.
Seamless mosaic – individual photographs ‘stitched’ together and appearing as a single larger piece.
Spatial data – (see also cadastral data and geospatial data) data related to the measurement of land, often refers to land boundary measurements held as cadastral data.
Tenure – the manner of holding land, for example freehold or leasehold.