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MARINE SURVEYS

  • Marine Wing of GSI has more than 100 experienced geoscientists capable of taking up seabed survey. GSI has one ocean-going research vessel and two coastal launches, which are well equipped.

  • Has surveyed over 95% of the 2,012 million sq km EEZ, including about 1,05,000 sq km of territorial waters of India, on reconnoitary scale.

  • Has located heavy mineral placer deposits which are exploitable with available technology.

  • Has located zones of lime mud, phosphate rich sediments, calcareous sediments, indications of hydrocabons, metaliferous micronodules.

  •  Has a experience of applied studies/survey related to coastal geotectonics, current observation, placer location, port development. and expertise to meet the specific demand oriented needs of the sponsor.

  • R&D activities in various fields of oceanography, including IGCP.

  • The Marine Data Centre is a well equipped computer set up of DOD housed in Marine Wing,   Calcutta which is a central data bank on ocean related geological parameters, collected in course of 400 missions, with need based retrieval system for on line/off line data exchange.

Services available

    Sea bed geological mapping with subsurface data up to 30 m depth along with preparation of geological, geophysical, geochemical and other thematic maps.

    Investigation for placer minerals in the continental shelf.

    Survey for off-shore structure like single Buoy Mooring System (SBM), drilling platforms and jetties.

    Survey for development of ports and harbours. Survey for laying under water pipe lines and cables.

    Survey for selection of sites for disposal of dredge spoils.

    Survey of estuary and coastal areas for non-conventional energy resources.

    Environmental Impact Assessment (EIA) studies relating to pollution in and around coastal domains.

Contact :- .Dy. Director General (Marine Wing), GSI, Block DK-6, Sector-II, Salt Laker, Kolkata-700 091 Tel: 91-33-334 3819/358 3672/321 1095 Fax: 91-33-358 3679 E-mail: marinew@vsnl.com

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Send mail to Dy. DG, Marine for more information.
Last modified: June14, 2002