Full Breakdown
INS Mangrol Joins Indian Navy, Boosting Littoral Anti-Submarine Capability
By Drooid · · How we work
Core Event: Commissioning of INS Mangrol
On October 12, 2026, the Indian Navy commissioned INS Mangrol, the third Mahe-class anti-submarine warfare shallow-water craft (ASW-SWC), at the Naval Dockyard in Mumbai. The ceremony was presided over by Vice Admiral Sanjay Vatsayan, Flag Officer Commanding-in-Chief, Western Naval Command. Built by Cochin Shipyard Limited (CSL) in Kochi, the vessel is designed to detect and counter submarine threats in coastal and shallow waters where larger warships face operational limits.
Background & Context
INS Mangrol is part of a broader programme to strengthen India’s littoral anti-submarine capability. The programme comprises 16 vessels in two classes: eight Mahe-class ships built by CSL and eight Arnala-class ships built by Garden Reach Shipbuilders and Engineers (GRSE). All vessels are being constructed with more than 80 % indigenous content under the government’s Make in India and Aatmanirbhar Bharat initiatives. The final hull of the 16-ship project is slated for delivery by mid-2028.
Data & Statistics
- Displacement: approximately 900 tonnes (class range 896–1,100 tonnes)
- Dimensions: 78 m length, 11.36 m beam, 2.7 m draught
- Propulsion: three diesel engines with water-jet drives, enabling high manoeuvrability in shallow water
- Speed & Range: 25 knots (46 km/h); 1,800 nautical miles at 14 knots
- Endurance: 14 days at sea
- Sensors & Weapons: Abhay hull-mounted sonar, lightweight torpedoes, indigenous anti-submarine rocket launcher, RBU-6000 rocket launcher, Maareech advanced torpedo decoy system, a 30 mm naval gun, and two 12.7 mm remotely-controlled guns. The ship can also lay anti-submarine mines.
Official Statements & Responses
Vice Admiral Sanjay Vatsayan highlighted the commissioning as a “significant milestone” for the Navy’s ability to operate in littoral zones.
Why It Matters / Impact
By operating in shallow and coastal waters, INS Mangrol expands the Navy’s anti-submarine envelope, allowing continuous surveillance and rapid response to underwater threats near critical maritime infrastructure. Its ability to work alongside maritime patrol aircraft, helicopters, and other warships creates a layered defence network for India’s extensive coastline. The ship also reinforces India’s strategic push for defence self-reliance, showcasing domestic shipbuilding, sensor, and weapons integration capabilities.
Timeline
- August 22, 2026: Delivery of INS Mangrol to the Indian Navy (signed by Harikrishnan S., Director (Operations), CSL, and Commander U. Sharan Kumar, CO designate).
- October 12, 2026: Commissioning ceremony in Mumbai.
- April 7, 2004: De-commissioning of the original INS Mangrol (M85), a minesweeper whose legacy the new vessel continues.
- Mid-2028 (expected): Delivery of the final hull of the 16-vessel anti-submarine programme.
Conflicting Reports & Gaps
All consulted sources agree on the vessel’s specifications, commissioning date, and intended roles. No substantive discrepancies were identified regarding the ship’s capabilities or programme timeline.
What’s Next
The Indian Navy will continue inducting the remaining seven Mahe-class vessels and eight Arnala-class ships over the next several years. Completion of the full 16-ship programme by mid-2028 is expected to provide a comprehensive littoral anti-submarine fleet, further consolidating India’s maritime security posture in the Indian Ocean region.