Now showing items 1-20 of 131

    • 18 Ka BP records of climatic changes, Bay of Bengal: Isotopic and sedimentological evidences 

      Chauhan, O.S.; Suneethi, J. (Indian Academy of Sciences, 2001)
      Based upon the oxygen isotopic records of Globigerinoide sacculifer, the clay mineral assemblages and aridity indicator chlorite/illite (C/I) ratio, the palaeoclimatic changes during the past 18 Ka BP have been archived. ...
    • A comprehensive view of manganese nodules and volcanics of the Central Indian Ocean Basin 

      Jauhari, P.; Iyer, S.D. (Taylor & Francis, 2008)
      The Central Indian Ocean Basin (CIOB) is the most studied basin in the Indian Ocean because of the Indian Manganese Nodules program. During the last two and half decades (and also on going), immense efforts have been made ...
    • A petrogenetic model of basalts from the Northern Central Indian Ridge: 3-11°S 

      Ray, Dwijesh; Iyer, S.D.; Banerjee, R.; Misra, S.; Widdowson, M. (Geological Society of China, 2007)
      Mid-Ocean Ridge Basalts (MORB) from Northern Central Indian Ridge (NCIR) were recovered between latitudes 30 and 110S and are olivine tholeiite with higher abundances of K and Rb. They are of typical transitional MORB ...
    • A review on mesopelagic fishes belonging to family Myctophidae 

      Catul, V.; Gauns, M.; Karuppasamy, P.K. (Springer, 2011)
      Myctophids are mesopelagic fishes belonging to family Myctophidae commonly called as 'Lanternfishes', Ecologically, myctophids link primary consumers like copepods, euphausiids and top predators like squids, whales and ...
    • A tektite fragment discovered in the Central Indian Basin 

      ShyamPrasad, M.; Mislankar, P.G.; Charan, S.N.; Prasad, K. (Current Science Association, 1998)
      On the basis of various lines of evidence, tektites are now considered as glassy objects generated by meteorite impacts, distributed in four known strewn fields, of which, the Australasian tektite strewn field is the ...
    • A tropical warm pool in the Indian Ocean and its influence on ENSO over the past 137, 000 yrs BP 

      Saraswat, R.; Nigam, R.; Weldeab, S.; Mackensen, A. (Indian Academy of Sciences, 2007)
      The tropical sea surface temperature (SST) is one of the important factors that regulates the amount and duration of rainfall in the tropical region, the world’s most densely populated region. The tropical oceanic warm ...
    • Abundance and community structure of chaetognaths in the northern Indian Ocean 

      Nair, V.R.; Terazaki, M.; Jayalakshmy, K.V. (The Plankton Society of Japan, 2002)
      Abundance and community structure of chaetognaths in the northern Indian Ocean was investigated based on zooplankton samples collected during January to February 1990. Three types of sampling were done: from the upper ...
    • Air Sea Interaction Over the Indian Ocean During the Contrasting Monsoon Years 2002 and 2003 

      RameshKumar, M.R.; Sankar, S.; Fennig, K.; Pai, S.; Schulz, J. (American Geophysical Union, 2005)
      The air sea interaction processes over the Indian Ocean are studied using the satellite data from the Tropical Rainfall Measuring Mission Satellite for two contrasting monsoon years, namely 2002 (deficit) and 2003 (normal). ...
    • An occurrence of approx. 74 ka Youngest Toba tephra from the western continental margin of India 

      Pattan, J.N.; Shane, P.; Pearce, N.J.G.; Banakar, V.K.; Parthiban, G. (Indian Academy of Sciences, 2001)
      A dispersed volcanic ash layer was recovered at ~6 300 cm depth in a 5.52 m long sediment core collected at a latitude 9~'21'E from a water depth of 2300 m on the Western Continental Margin of India (WCMI). Glass shards ...
    • Antibacterial Activity of 2- (2',4'- Dibromophenoxy) -4, 6 - dibromophenol from Dysidea granulose 

      DivyaShridhar, M.P.; Mahajan, G.B.; Kamat, V.P.; Naik, C.G.; Parab, R.R.; Thakur, N.R.; Mishra, P.D. (Molecular Diversity Preservation International, 2009)
      2 - (2',4'- Dibromophenoxy) - 4, 6 - dibromophenol isolated from the marine sponge Dysidea granulosa (Bergquist) collected off the coast of Lakshadweep islands, Indian Ocean, exhibited potent and broad spectrum in-vitro ...
    • AoA Region: South Asian Seas 

      Naqvi, S.W.A. (UNESCO/IOC, 2009)
      The South Asian Seas region lies in the northern extreme of the Indian Ocean. It includes the Arabian Sea and Bay of Bengal Large Marine Ecosystems (LME) along with their marginal basins as well as the Laccadive Sea and ...
    • Applications of GIS and remote sensing for assessing and management of ecologically sensitive habitats from small islands on Chagos Laccadive Archipelago 

      Jagtap, T.G.; Nagi, H.M.H.; Kulkarni, V.A.; Savant, S.B. (Society of Photo-Optical Instrumentation Engineers, 2008)
      Remote Sensing of Inland, Coastal, and Oceanic Waters. eds. by: Frouin, R.J.; Andrefouet, S.; Kawamura, H.; Lynch, M.J.; Pan, D.; Platt, T.(Remote Sensing of Inland, Coastal, and Oceanic Waters Conf.). (Proc. SPIE; 7150). ...
    • Archaeological sites on the Indian Ocean Rim - A growing database 

      Gaur, A.S. (2007)
      This section is designed to act as a plafform for reporting explored and excavated sites of all periods located along the Indian Ocean rim. The Indian Ocean is broadly defined It Includes the Red Sea, Gulf of Aden, the ...
    • Are interdecadal sea level changes along the Indian coast influenced by variability of monsoon rainfall? 

      Shankar, D.; Shetye, S.R. (American Geophysical Union, 1999)
      The Mumbai (Bombay) tide gauge data, the only century-long record in the Indian Ocean, show that interdecadal changes in sea level mimic those in rainfall over the Indian subcontinent. We propose that the link between ...
    • Bacterioplankton abundance and production in Indian Ocean Regions 

      Ramaiah, N.; Fernandes, V.; Rodrigues, V.V.; Paul, J.T.; Gauns, M. (American Geophysical Union, 2009)
      Microbes mediating biological and many geochemical processes are the key components in marine ecosystems. Information on spatiotemporal variations in heterotrophic bacterial (Hbac) abundance and production in three ...
    • Biogeochemistry of the North Indian Ocean 

      DileepKumar, M. (Indian National Science Academy, 2006)
      Biogeochemistry is a subject wherein geochemical and biological processes occurring in the upper layers of the Earth, including atmosphere, are studied together. Many of the climatically important gases influencing the ...
    • Biophysical processes in the Indian Ocean 

      McCreary, J.P.; Murtugudde, R.; Vialard, J.; Vinayachandran, P.N.; Wiggert, J.D.; Hood, R.R.; Shankar, D.; Shetye, S.R. (American Geophysical Union, 2009)
      Basic physical processes that impact biological activity in the Indian Ocean (IO), namely, near-surface processes (upwelling, entrainment, detrainment, and advection) and subsurface circulations (shallow overturning cells ...
    • Brevibacterium oceanic sp. nov., isolated from deep-sea sediment of the Chagos Trench, Indian Ocean 

      Bhadra, B.; Raghukumar, C.; Pindi, P.K.; Shivaji, S. (The Society for General Microbiology, 2008)
      Two bacterial strains, designated BBH5 and BBH7 sup(T), were isolated from a deep-sea sediment sample collected from the Chagos Trench of the Indian Ocean (11 degrees 6 minutes S 72 degrees 31 minutes E). Based on their ...
    • Carbon and nitrogen fluxes in the North Indian Ocean 

      Naqvi, S.W.A.; Naik, H.; DeSouza, W.; Narvekar, P.V.; Paropkari, A.L.; Bange, H.W. (Springer-Verlag, 2010)
      The land mass that blocks the Indian Ocean in the north at low latitudes profoundly influences the climate, circulation and biogeochemical processes of its northern basins. The asymmetrical distribution of freshwater and ...
    • Changes in the coastal and marine environments 

      DeSousa, S.N.; Ahmed, A.U.; DileepKumar, M.; Jagtap, T.G.; Sardessai, S.; Hassan, A. (Capital Publishing Co., 2010)
      The environmental setting and possible influence of global environmental change, including that of climate change, have been presented for coastal and marine environments of South Asia. This has been dealt with in seven ...