1. Home
  2. Blog
  3. UPSC

Deep Ocean Mission (DOM)

Why is it in the news?

  • The Deep Ocean Mission (DOM) is an initiative by India to explore the depths of the ocean up to 6,000 meters using an indigenously developed submersible.
  • It is launched by the Ministry of Earth Sciences (MoES) with an aim to enhance understanding, harness resources, and develop deep-sea technologies.
  • Approved in 2021 with a cost of Rs 4,077 crore over five years in phases.


Six Pillars of DOM

  • Technologies for deep-sea mining and a manned submersible for 6,000-meter depth journeys.
  • Ocean climate change advisory services for future climate projections.
  • Innovations for deep-sea biodiversity exploration and conservation.
  • Deep-ocean survey for multi-metal hydrothermal sulphides mineralisation sites.
  • Energy and freshwater harnessing from the ocean.
  • Advanced Marine Station for Ocean Biology establishment.


Samudrayaan Mission

  • Part of DOM, initiated in 2021 by MoES.
  • A crewed expedition to 6,000 m depth in the ocean bed of central Indian Ocean using Matsya6000.



  • India’s flagship deep-ocean human submersible aiming for 6,000 m depth.
  • Accommodates three “aquanauts” and equipped with scientific tools.
  • Combines features of remote operated vehicles (ROVs)and autonomous remote vehicles (AUVs).
  • Interior designed for three humans inside a 2.1 m diameter sphere.
  • Sphere made from titanium alloy to withstand up to 6,000 bar pressure.
  • Moves at a speed of 5.5 km/hr using underwater thrusters.

Get free UPSC Updates straight to your inbox!

Get Updates on New Notification about APPSC, TSPSC and UPSC

Get Current Affairs Updates Directly into your Inbox

Discover more from AMIGOS IAS

Subscribe now to keep reading and get access to the full archive.

Continue reading