Product Overview

Industry-leading wide swath bathymetry and side scan

GeoSwath 4 offers industry-leading simultaneous swath bathymetry and side scan sonar mapping for shallow waters. The turnkey solution comprises a dual transducer head with versatile mounting options. The deck unit contains the complete sonar electronics together with a high-spec PC running the latest dedicated GS4 version of the software. The software provides full acquisition, calibration, and data processing capabilities for producing the final bathymetry map and side scan mosaic.

The GeoSwath 4R also includes a dual transducer head with a 240º field of view from nadir to waterline, enabling bottom coverage of up to twelve times the water depth. Transducers have a versatile range of mounting options and are available in 125, 250 or 500 kHz versions, each varying in depth and data resolution to optimise performance for the individual survey task. 

The latest GS4 software comes included and has been exclusively developed for the GeoSwath 4. The GS4 software which provides the complete project-based solution, and includes acquisition, storing and editing of sonar and ancillary data, data processing and advanced data gridding capabilities, side scan mosaicing and 3D data visualisation.


  • Ultra high-resolution swath bathymetry
  • Up to 12 times water depth seabed coverage
  • 240° field of view – up to the water line
  • Latest GS4 software included
  • Available in 125, 250, and 500 kHz versions.
  • Designed for permanent installation in a dry part of the vessel.
GeoSwath 4