On September 29, 2025, the INS Sutlej, an Indian Navy hydrographic survey vessel, arrived at Port Louis in Mauritius for the 18th Joint Hydrographic Survey. This mission is based on a long-standing bilateral Memorandum of Understanding (MoU) on Hydrography, signed during the 14th Joint Committee Meeting on Hydrography. The current mission aims to survey approximately 35,000 square nautical miles. Mauritian ministry officers will receive onboard training in hydrographic data collection and processing as part of capacity-building efforts. The deployment of INS Sutlej is a reaffirmation of the commitment by both nations to advanced scientific collaboration and strategic maritime ties, aimed at enhancing navigational safety, sustainable management of ocean resources, and regional collaboration in the Indian Ocean Region. The press release regarding this event was posted on October 2, 2025 at 3:16 PM by PIB Delhi, with Release ID: 2174132.
Key Entities Referenced
Mauritius: The location where the 18th Joint Hydrographic Survey Mission is taking place and where INS Sutlej arrived.
INS Sutlej: A hydrographic survey vessel of the Indian Navy that arrived in Port Louis for the joint hydrographic survey mission.
18th Joint Hydrographic Survey: The hydrographic survey mission being conducted in Mauritius.
Long standing bilateral MoU on Hydrography: The framework under which the survey mission is being conducted, signed during the 14th Joint Committee Meeting on Hydrography.
Indian Ocean Region: The location where the survey aims to enhance regional collaboration.
Ministry of Defence
INS SUTLEJ ARRIVES AT PORT LOUIS FOR 18TH
JOINT HYDROGRAPHIC SURVEY MISSION IN
MAURITIUS
Posted On: 02 OCT 2025 3:16PM by PIB Delhi
INS Sutlej, a specialised hydrographic survey vessel of the Indian Navy arrived at Port Louis to undertake
18th Joint Hydrographic Survey at Mauritius on 29 Sep 2025.
This mission is being conducted under the framework of long standing bilateral MoU on Hydrography
signed during the 14th Joint Committee Meeting on Hydrography held earlier this year.
The current survey mission will cover an extensive area of approx 35,000 square nautical miles. As part of
capacity-building efforts, officers from various Mauritian ministries will embark onboard to receive hands-on
training in hydrographic data collection and processing.
Deployment of INS Sutlej to Mauritius stands as reaffirmation of shared commitment of both nations
towards advanced scientific collaboration and strategic maritime ties. It reflects deep-rooted
maritime cooperation, aimed at enhancing navigational safety, sustainable management of
ocean resources, and regional collaboration in the Indian Ocean Region.****
VM/SKY 204 /25
(Release ID: 2174132)