Syllabus
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Course Code: G-406 Course Name: Oceanography and Marine Geology (Elective) |
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| MODULE NO / UNIT | COURSE SYLLABUS CONTENTS OF MODULE | NOTES |
|---|---|---|
| 1 | Distribution of land, seas and oceans: structure, origin, evolution and age of ocean basins. Geomorphology of ocean floor; continental shelf, continental slope, submarine canyons, ridges, plateaus, fracture zones, sea mounts, abyssal plains, deep sea channels trenches, and coral reefs; their distribution and origin. | |
| 2 | Ocean currents and circulation pattern; turbidity and bottom currents; zones of high plankton productivity; bathymetric section, Fauna in ocean floor sediments, their distribution and climatic and palaeoclimatic significance. Eustatic changes of sea level, causes and methods of study. Temperature-salinity distribution in oceans and seas. | |
| 3 | The concept of sea floor spreading evidence of magnetic reversal for seafloor spreading, volcanism and mid oceanic ridge system Indian ocean ridge system. Marine sediments, source, transportation, deposition classification and types of sediments, CaCO3 deposition, carbonate compensation depth, pelagic and abyssal plain sediments. Biological factors in the formation of sediments. Occurrence of anoxic facies sediments in different types of marine environment. Continental margins, sedimentation on active and passive margins. Structural feature of World oceans Origin, evolution and physiography of Indian ocean. | |
| 4 | Introduction and historical aspects of marine Geology, geological and geophysical methods for ocean floor exploration, techniques of sampling. Sample collection, underwater dragging and underwater photography. Marine mineral resources: Beach placer deposits, phosphorites, metalliferous sediments, sulphate deposits, polymetallic nodules; hydrocarbons in marine sediments. India’s marine mineral resources. International sea law. | |
