INS Vaghsheer

The sixth Scorpene Submarine of Project-75, Indian Navy’s Kalvari class, ‘Vaghsheer’ commenced its sea trials recently.


  • INS Vagsheer (S26) is the sixth submarine of the first batch of six Kalvari-class submarines for the Indian Navy.
  • Vagsheer is named after the sand fish, a deadly deep-sea predator of the Indian Ocean.
  • It is designed by French naval defence and energy group Naval Group and manufactured by Mazagon Dock Limited.


  • It is a class of diesel-electric attack submarines based on the Scorpène-class submarine being built for the Indian Navy.
  • It has been constructed with technology transfer from French firm Naval Groupunder a programme called Project 75.
  • The state-of-the-art technology used in Scorpene-class has superior stealth features such as advanced acoustic silencing techniques, low radiated noise levels and ability to launch crippling attacks with precision-guided weapons on board.
  • They can attack through launching the torpedoes and anti-ship missiles while underwater or on the surface.


  • INS Arihant is India’s first indigenous nuclear powered ballistic missile capable submarine.
  • The Indian Navy currently operates sixteen diesel powered submarines.
  • India’s submarine fleet is based at two locations: Visakhapatnam on the east coast and Mumbai on the west coast.


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