INS Sagardhwani

Why in News?

The Kochi-based ship, operated by the Navy and equipped with eight scientific laboratories, recently joined an international campaign to revisit the first major interdisciplinary ‘International Indian Ocean Exploration (IIOE)’ undertaken by 13 countries with 46 vessels in the 1960s.




i) INS Sagardhwani (A74) is a marine acoustic research ship (MARS) owned by the Naval Physical and Oceanographic Laboratory (NPOL), a DRDO laboratory and is maintained and operated by the Indian Navy, and based at Southern Naval Command, Kochi.

ii) Internally, the ship has eight laboratories for various scientific disciplines and a mini-operating theatre with medical staff. At the stern is handling equipment for mooring and retrieving oceanographic and acoustic buoys.

International Indian Ocean Exploration (IIOE)

The IIOE, conducted during 1959-1965,

i) was a major international, interdisciplinary oceanographic research programme

ii) included 40 research vessels that carried out surveys covering the entire Indian Ocean basin during the period

iii) collected data on physical oceanography, chemical oceanography, meteorology, marine biology, marine geology, and geophysics

iv) was sponsored by Scientific Committee on Ocean Research (SCOR) and Intergovernmental Oceanographic Commission (IOC).

v)Indian Naval Ships Kistna and Varuna had taken part in the expedition held under the United Nations.


International Indian Ocean Exploration-2 (IOE-2)

IOE-2 is the ongoing commemorative expedition. It has been organised by the Intergovernmental Oceanographic Commission (IOC) under the UN.

It hopes to further the scientific community’s understanding of the Indian Ocean biophysical variability in response to monsoon and human activities



SOURCE-The Hindu.