British Geological Survey (BGS) Geophysical Survey 1969/2: Northern Irish Sea and Outer Solway Firth (19/04/1969 to 16/05/1969)

Report: Arnold, SE. 1971. Cruise Report for MV Moray Firth IV North Irish Sea Survey. MGU Project 69/02. (IGS Report No 17) Positioning: Main Chain Decca with Mark12 receiver Echo Sounding: Kelvin Hughes MS 36 and MS32 Sonar Systems: EG&G side-scan sonar Kelvin Hughes MS43 Mk1 transit sonar Seismic Systems: Sparker System: EG&G sparker system with 16 element hydrophone streamer. Most lines run at either 0.5kJ or 3kJ Magnetometer: Varian magnetometer. See also IGS report 71/19.

报告：阿诺德，S.E. 1971. MV Moray Firth IV 北爱尔兰海巡航报告。MGU 项目 69/02。（IGS 报告编号 17）定位：主要链路 Decca 配备 Mark12 接收器。回声测深：凯尔文·休斯 MS 36 和 MS32 声纳系统。侧扫声纳：EG&G 侧扫声纳，凯尔文·休斯 MS43 Mk1 转换声纳。地震系统：火花系统：EG&G 火花系统，配备 16 元素水听器流线。大多数测线均采用 0.5kJ 或 3kJ 的能量。磁力计：瓦里安磁力计。参见 IGS 报告 71/19。