Now showing items 5761-5780 of 9513

    • An evaluation of physical and biogeochemical processes regulating perennial suboxic conditions in the water column of the Arabian Sea 

      Sarma, V.V.S.S. (American Geophysical Union, 2002)
      Monthly oxygen budgets for the subsurface Arabian Sea (100-1000 m) are constructed on the basis of Modular Ocean Model and recently collected oxygen data. The model results are in agreement with the observed pattern. The ...
    • Observations of barrier layer formation in the Bay of Bengal during summer monsoon 

      Vinayachandran, P.N.; Murty, V.S.N.; RameshBabu, V. (American Geophysical Union, 2002)
      Time series of temperature and salinity in the upper ocean, measured at 17 degrees 30'N, 89 degrees E in the northern Bay of Bengal, from 27 July to 6 August 1999 captured an event of upper layer freshening. Initially, the ...
    • Degradation of marine habitats and coastal management framework 

      Zingde, M.D. (Vidya Prasarak Mandal's B.N. Bandodkar College of Science; Thane (India), 2002)
      The coastal zone of the country with its wetlands, lagoons, mangroves, sea-grass beds, coral reefs and shallow bays, creeks and estuaries is rich in natural resources including fisheries, coastal forestry products and ...
    • Status of oil pollution along the Indian coast 

      Kadam, A.N.; Chouksey, M.K. (Vidya Prasarak Mandal's B.N. Bandodkar College of Science; Thane (India), 2002)
      The Arabian Sea and the Bay of Bengal have been estimated to annually receive around 5 x 10 sup(6) and 4 x 10 sup(5) t/y petroleum respectively from routine discharges from oil tankers and other ships plying the shipping ...
    • Impact of wastewater on phytoplankton 

      Jaiswar, M.J.R. (Vidya Prasarak Mandal's B.N. Bandodkar College of Science; Thane (India), 2002)
      A number of studies on phytoplankton were conducted by National Institute of Oceanography, Goa, India at Thane Creek, Maharashtra, India, Ulhas River estuary, Versova Creek and Mahim Creek under Coastal Ocean Monitoring ...
    • Zooplankton - Study methods, importance and significant observations 

      Gajbhiye, S.N. (Vidya Prasarak Mandal's B.N. Bandodkar College of Science; Thane (India), 2002)
      The intent of this section is to review briefly current knowledge of the structure and dynamics of the zooplankton and its ecology. Zooplankton are mysids of animal organisms that drift with currents. In an aquatic ecosystem ...
    • Marine benthos - A future perspective 

      Govindan, K. (Vidya Prasarak Mandal's B.N. Bandodkar College of Science; Thane (India), 2002)
      Benthic organisms are reported from different kinds of substrate like hard bottom, soft bottom, coarse bottom and also from organic matter and other macrodebris. Benthos are in general, sessile and slow moving in nature. ...
    • Plankton biodiversity of Dharamtar creek adjoining Mumbai harbour 

      Tiwari, L.R.; Nair, V.R. (Vidya Prasarak Mandal's B.N. Bandodkar College of Science; Thane (India), 2002)
      The phytoplankton and zooplankton diversity of Dharamtar creek, a vital system adjoining the Mumbai harbour were assessed to obtain baseline information. A total of 58 genera of phytoplankton were encountered from the area, ...
    • Increased macrobenthic density and diversity: Indicator of recovery of Chilika Lake from environmental degradation 

      Ingole, B.S. (Vidya Prasarak Mandal's B.N. Bandodkar College of Science; Thane (India), 2002)
      Chilika lake, Orissa, India is the largest brackish water lagoon in Asia. Ecologically, it is boasted with a wealth of flora and fauna. The rich demersal fishery (especially of prawn, crabs and mollusks) of Chilika supports ...
    • An evaluation of physical and biogeochemical processes regulating the oxygen minimum zone in the water column of the Bay of Bengal 

      Sarma, V.V.S.S. (American Geophysical Union, 2002)
      Monthly oxygen budgets for the intermediate waters (100-1000 m) of the Bay of Bengal were constructed based on Modular Ocean Model (MOM) and oxygen data. The model results reveal that the oxygen levels in the oxygen minimum ...
    • Control and interannual variability of dimethyl sulfide in the Indian Ocean 

      Shenoy, D.M.; Joseph, S.; DileepKumar, M.; George, M.D. (American Geophysical Union, 2002)
      Aqueous dimethyl sulfide (DMS) concentrations and its sea-to-air fluxes were studied in upper layers (200 m) of the Indian Ocean, as a part of the Indian Ocean Experiment (INDOEX) that centered around the movement of the ...
    • Biodiversity, zoogeography and affinity of Orissa sponges 

      Thomas, P.A.; Sree, A.; Bapuji, M.; Rao, K.M.; Murthy, K.S.R. (Allied Publishers; New Delhi (India), 2002)
      In the biology of the sea, the sea floor plays just as important as the open waters in the euphotic regions. Similar substrates in different areas may have quite different associations. Coral communities are immensely ...
    • Fungal metabolites: Tetrahydroauroglaucin and isodihydroauroglaucin from the marine fungus,iEurotium sp. 

      Gawas, D.; PrabhaDevi; Tilvi, S.; Naik, C.G.; Parameswaran, P.S. (Allied Publishers; New Delhi (India), 2002)
      Two poly substituted aromatic compounds: tetrahydroauroglaucin 1 and isodihydroauroglaucin 2 were identified from a marine fungus, Eurotium sp. isolated from leaves of the mangrove, Porteresia coarctata (Roxb). These ...
    • Two bromotyrosine alkaloids from the sponge Psammaplysilla purpurea 

      Tilvi, S.; Parameswaran, P.S.; Naik, C.G. (Allied Publishers; New Delhi (India), 2002)
      The sponge Psammaplysilla purpurea (Order: Verongidae, Family: Aplysinellidae) is a well known source for several bromotyrosine alkaloids of unique structural features and exhibiting promising biological activities such ...
    • Metabolites from marine fungus Aspergillus sp. 

      Wahidullah, S.; Rajmanickam, R.; DeSouza, L. (Allied Publishers; New Delhi (India), 2002)
      Chemical examination of a methanolic extract of the marine fungus, Aspergillus sp., isolated from marine grass environment, yielded a steroid, ergosterol peroxide (1), and a mixture of known glyceride esters (2,3) of ...
    • Concept, approaches and applications of integrated coastal zone management in planning and management of Indian coast 

      Pathak, M.C.; Sinha, R.; Nigam, R.; Gujar, A.R.; Kotnala, K.L. (Geological Surv. of India, Kolkata (India), 2002)
      The Indian coastal region has a privileged combination of valuable nature resources and unique landscape. That is why living on the coast and utilising these natural resources are as old a process as the origin of civilisation. ...
    • The Indian Ocean Nodule Field: Petrotectonic evolution and ferromanganese deposits 

      Mukhopadhyay, R.; Iyer, S.D.; Ghosh, A.K. (Elsevier, 2002)
      The crust of the Indian Ocean Nodule Field (IONF), in the Central Indian Ocean Basin (10 degrees-16 degrees 30 minutes; 72 degrees-80 degrees E) and hosting the world's second largest and second highgrade manganese nodule ...
    • Oceans: Geochemistry and mineral resources 

      Joao, H.M.; Paropkari, A.L. (2002)
      With increased exploitation of the onshore mineral resources, oceans that cover almost 71% of earth's surface and known as storehouse of minerals, provide a suitable alternative. Amongst the various underwater mineral ...
    • Marine archaeological explorations off Goa, India 

      Tripati, S.; Gaur, A.S.; Sundaresh; Bandodkar, S.N. (International Maritime Economic History Association, 2002)
      The Marine archaeology centre of the National Institute of Oceanography (NIO), Goa, India has undertaken marine archaeological explorations in Goa waters to locate shipwrecks and port installations in coastal areas, and ...
    • A study of marine ambient acoustic noise in relation to marine life in Antarctic waters during austral summer of 18 th Indian Expedition to Antarctica (1998-99) 

      Saran, A.K. (Department of Ocean Development; New Delhi; India, 2002)
      The exploration of the Antarctic Ocean (Southern Ocean) receives much attention by Oceanographers of various disciplines, because the ocean supports all the animal life and has the tremendous influence on meteorology and ...