To survey the coastal habitat of the East Coast of Scotland and the Clyde Estuary. Certain East Coast sections are omitted: Upper Forth, Cromarty Firth, Dornoch Firth. Variables For each kilometre square: the length of coastline and the length of coastal types; area covered by different habitats/land uses; height of cliffs and presence of cliff features, e.g. caves, stacks; presence or absence of: beaches and spits and associated features; inter-tidal flats and associated features; saltmarsh and associated features; sand dunes and associated features; data on water bodies; data on islands; woodlands; 16 types of development; recreational facilities; air photos and O.S. maps used in the survey.