Survey Report for Frigg Field to St Fergus Submarine Pipeline Number 2 Survey of the proposed route for pipeline 2. Comprising an Abstract; Requirements; Route co-ordinates; Position fixing system; Bathymetric survey; Tidal information; Magnetometer survey; Side scan sonar survey; High resolution boomer survey; Bottom sampling; Submarine telephone cables; Wrecks; Pipelines; Charting (Alignment sheets); Personnel; Summary of events; Survey records; and five appendices (Kilometre Post (KP) co-ordinates, Route co-ordinates, Alignment sheet match line co-ordinates, Foreign pipeline and submarine telephone cable route intersection co-ordinates, and Explanation of C-O errors). April - August 1975