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INS Sutlej

  • 09 Oct 2025
  • 1 min read

Source: PIB

INS Sutlej arrived at Port Louis to conduct the 18th Joint Hydrographic Survey in Mauritius.

  • INS Sutlej is a specialized hydrographic survey vessel of the Indian Navy, built by Goa Shipyard Limited and commissioned in 1993. Currently based in Kochi under the Southern Naval Command. 
  • It is a specialized hydrographic survey vessel for charting, mapping, and oceanographic research. 
  • It is equipped with advanced systems including: 
    • Multi-beam swath echo sounder and side-scan sonars – for high-precision seabed mapping. 
    • Differential GPS and motion sensors – for navigational accuracy. 
    • Sea gravimeter, magnetometer, and oceanographic sensors – for geophysical and environmental data. 
    • Automated data logging system – for real-time digital survey processing. 
  • Carries one Chetak helicopter and four survey motorboats, augmenting reconnaissance and data-gathering reach. 
  • Standards: Conforms to ISO 9002 digital survey accuracy standards, enabling production of electronic navigational charts (ENCs).
Read More: India-Mauritius Relations 
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