Sub-Bottom Profiler (SBP)

  • Richard L. Shelmerdine (Manager)

Facility/equipment: Equipment

  • LocationShow on map

    Shetland UHI, Scalloway Campus, Port Arthur, Scalloway, Shetland, ZE1 0UN

    United Kingdom

Equipments Details


Our survey vessel, MV Moder Dy, is fitted with an over the side mount GeoPulse pinger Sub-Bottom Profiler (SBP) which is the “survey industry’s industry standard Sub-Bottom Profiler system”.

Frequency: Selectable from 2 to 12 kHz, at 3.5 kHz a 55° beam angle is produced
Source level: 214 dB re 1 µPa/1 m
Transducers: 4 transducer array (Models 132)
Survey speed: 4 knots
Outputs: Raw data is saved as SEG-Y files, processed data can be exported in multiple formats including shapefiles
Operating depth range: Greater than 2 m water depth
GPS system: Hemisphere GPS (VS111) with a horizontal accuracy of <0.02 m and a heading accuracy of <0.10° rms

Outputs are initially processed in the SonarWiz5 software package with further processing in ArcGIS for map creation.


NameSub-Bottom Profiler (SBP)
ManufacturersKongsberg GeoAcoustics Ltd


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