New Delhi: The session on Maritime Survey was chaired by Rear Admiral KM Nair, NM Joint Chief Hydrographer, National Hydrographic Department. Speaking on the second day of GeoIntelligence India 2013 conference, Cdr Sajeev K Nair, National Hydrographic Office, Dehradun, emphasised on the application of hydrography as an effective tool for national development. He focused on the theme of “underpinning the blue economy” which talks about the activities of navy, coastal zone etc. for economy upliftment. He also mentioned that owing to globalisation there is significant increase in maritime trade routes. He concluded his talk by saying that there is an urgent need to produce accurate nautical charts on which the entire navigation and other related activities can dependent.
K M Sivakholundu / Project Director, Coastal & Environmental Engineering Group, National Institute of Ocean Technology gave a presentation on “co-tidal model” for Gulf of Gujarat. He briefed the audience on the methodology of preparation of a model along with the challenges faced in case of a difficult terrain. He further described about ‘a MATLAB routine’ which was developed to derive the tidal data from any observed location and re-synthesise it at any point within the domain.
Dr V V L N Sarma, National Hydrographic Office, Dehradun dwelled on the significance of electronic charting standards and interoperability issues in Marine GIS environment. He stressed on the evolution of standard S57 and its advantages on the marine industry, and plans to move to the regime of S100 that aims to help in getting the varied data in the marine industry.
Presentation on applications of high resolution bathymetric mapping of the Indian exclusive economic zone was given by Abhishek Tyagi / Scientist-B, National Centre for Antarctic and Ocean Research, Goa. He said that the objective is to generate a comprehensive high resolution seabed bathymetric map for the entire Indian EEZ by utilising the state-of-the-art technologies of multibeam swath bathymetric echosounder systems (MBES).
Source: Our Correspondent