Browsing Institute's contributions by Author "Sadhuram, Y."
Now showing items 21-40 of 73
-
Heat energy exchange over a large water body under stable atmospheric conditions
Sadhuram, Y.; Vethamony, P.; Suryanarayana, A.; Swamy, G.N.; Sastry, J.S. (Kluwer, 1988) -
High CO2 emissions from the tropical Godavari estuary (India) associated with monsoon river discharges
Sarma, V.V.S.S.; Kumar, N.A.; Prasad, V.R.; Venkataramana, V.; Appalanaidu, S.; Sridevi, B.; Kumar, B.S.K.; Bharati, M.D.; Subbaiah, C.V.; Acharyya, T.; Rao, G.D.; Viswanadham, R.; Gawade, L.; Manjary, D.T.; Kumar, P.P.; Rajeev, K.; Reddy, N.P.C.; Sarma, V.V.; Kumar, M.D.; Sadhuram, Y.; Murty, T.V.R. (American Geophysical Union, 2011)Estuaries have been under sampled to establish them as sources or sinks of the atmospheric carbon dioxide. Such poor coverage is well known for tropical, particularly monsoon driven, estuaries. In an attempt to study the ... -
Hydrophysical manifestations of the Indian ocean tsunami
Sadhuram, Y.; Murthy, T.V.R.; Rao, B.P. (Taylor and Francis, 2007)The horrendous destruction caused by the tsunami waves due to the earthquake in the west coast of northern Sumatra (3.307 degrees N; 95.947 degrees E) at 30 km depth with a magnitude of 9.3 on Richter scale at 00.59 UTC ... -
Identification and modeling of internal waves
Murty, T.V.R.; Sadhuram, Y.; Rao, M.M.M.; SujithKumar, S.; Maneesha, K.; Sandhya, K.S.; Prakash, S.S.; Chandramouli, P.; Murthy, K.S.R. (National Institute of Oceanography, India, 2007)Analyses of Internal Wave (IW) signatures by insitu observations off Visakhapatnam have been presented to study the impact of IWs on acoustic field. Temperature data were collected for 44 hours off Visakhapatnam (17° 26.46’N ... -
Identification of internal waves off Visakhapatnam from Thermister chain
Murty, T.V.R.; Rao, M.M.M.; Sadhuram, Y.; SujitKumar, S.; SaiSandhya, K.; Maneesha, K.; Murthy, K.S.R. (School of Naval Oceanology and Meteorology, 2007)An analysis of Internal Wave (IW) signatures by in-situ observations off Visakhapatnam has been presented to study the impact of IWs on acoustic field. Temperature data were collected for 44 hours at an interval of 2 minutes ... -
Impact of atmospheric and physical forcings on biogeochemical cycling of dissolved oxygen and nutrients in the coastal Bay of Bengal
Sarma, V.V.S.S.; Sridevi, B.; Maneesha, K.; Sridevi, T.; Naidu, S.A.; Prasad, V.R.; Venkataramana, V.; Acharya, T.; Bharati, M.D.; Subbaiah, C.V.; Kiran, B.S.; Reddy, N.P.C.; Sarma, V.V.; Sadhuram, Y.; Murty, T.V.R. (Springer, 2013)Time-series observations were conducted off Visakhapatnam, central west coast of Bay of Bengal, from October 2007 to April 2009 to examine the influence of physical and atmospheric processes on water column nutrients ... -
Impact of internal waves on sound propagation off Bhimilipatnam, east coast of India
Sridevi, B.; Murty, T.V.R.; Sadhuram, Y.; Rao, M.M.M.; Maneesha, K.; SujithKumar, S.; Prasanna, P.L. (Elsevier, 2010)Internal waves (IW) are identified off Bhimilipatnam, east coast of India, from the time series CTD (hourly interval)and thermistor chain data (2 min interval) collected during 23-25 Feb 2007.The measurements were carried ... -
Impact of internal waves on the acoustic field at a coastal station off Paradeep, east coast of India
Sridevi, B.; Murty, T.V.R.; Sadhuram, Y.; Murty, V.S.N. (Springer, 2011)Internal Wave (IW) characteristics and the impact of IW on acoustic field have been studied utilizing the hourly time series of temperature and salinity data collected at a coastal site off Paradeep (north Bay of Bengal) ... -
Importance of upper ocean heat content in the intensification and translation speed of cyclones over the Bay of Bengal
Sadhuram, Y.; Maneesha, K.; Murty, T.V.R. (Current Science Association, 2010)An attempt has been made to examine the relationship between UOHC and Uh for the severe cyclones during 1990-2006. Uh has been computed from 6 h track positions of each storm (www.imd.gov.in; T3.0 onwards) and the corresponding ... -
Influence of Dam-Controlled River Discharge and Tides on Salinity Intrusion in the Godavari Estuary, East Coast of India
Prasad, K.V.S.R.; Sridevi, T.; Sadhuram, Y. (2018)The Godavari is an important tropical monsoonal river located along the east coast of India. The Gautami-Godavari is one of the two major estuarine branches of the Godavari River bifurcated by a low dam at Dowlaiswaram. ... -
Influence of river discharge on plankton metabolic rates in the tropical monsoon driven Godavari estuary, India
Sarma, V.V.S.S.; Gupta, S.N.M.; Babu, P.V.R.; Acharyya, T.; Harikrishnachari, N.; Vishnuvardhan, K.; Rao, N.S.; Reddy, N.P.C.; Sarma, V.V.; Sadhuram, Y.; Murty, T.V.R.; Kumar, M.D. (Elsevier, 2009)To examine the influence of river discharge on plankton metabolic balance in a monsoon driven tropical estuary, daily variations in physico-chemical and nutrients characteristics were studied over a period of 15 months ... -
Intensification of Aila (May 2009) due to a warm core eddy in the north Bay of Bengal
Sadhuram, Y.; Maneesha, K.; Murty, T.V.R. (Springer, 2012)A very severe cyclonic storm "Aila" hit West Bengal on 26 May 2009. The storm intensified when it encountered with a warm core (SST = 31 degrees C) anti-cyclonic eddy (ACE4) in the north Bay of Bengal. The storm intensity ... -
Investigation of the generation and propagation of low frequency internal waves: A case study for the east coast of India
Rao, A.D.; Babu, S.V.; Prasad, K.V.S.R.; Murty, T.V.R.; Sadhuram, Y.; Mahapatra, D.K. (Elsevier, 2010)SAR (Synthetic Aperture Radar) images in the northwest Bay of Bengal indicate the existence of internal waves and their occurrence and intensity is topography dependent as indicated by in-situ data and satellite information. ... -
Latent and sensible heat fluexes under active and weak phases of the summer monsoon of 1986
Vinayachandran, P.N.; Sadhuram, Y.; RameshBabu, V. (Indian Academy of Sciences, Bangalore, 1989) -
Long range forecasting of summer monsoon rainfall from SST in the central equatorial Indian Ocean
Sadhuram, Y.; Murthy, T.V.R. (Indian Meteorological Society, 2001)Several prediction techniques have been developed to predict all India summer monsoon rainfall by using different parameters like sea level pressure tendency during January-April at Darwin, 500 mb location along 75 degrees ... -
Long-range forecast of monthly rainfall over India during summer monsoon season using SST in the north Indian Ocean
Sadhuram, Y. (Indian Academy of Sciences, 2006)Long-range forecasting of summer monsoon rainfall was reported through linear models by Delsole and Shukla3. They showed that minimum number of predictors are sufficient for accurate forecasts. Recent studies4,5 reported ... -
Marine pollution monitoring and coastal processes off Andhra Coast
Sadhuram, Y. (Indian Inst. of Technol., New Delhi and NIO, India, 1994)Coastal and nearshore areas are gaining importance due to several factors. Protection of marine environment from industrial and domestic effluents into the coastal waters, development of harbours, jetties and other offshore ... -
Mean surface fields of heat budget components over the warm pool in the Bay of Bengal during post-monsoon season
Sadhuram, Y.; Rao, D.P.; Rao, B.P. (Tata McGraw-Hill, New Delhi, India, 1999)Surface meteorological data collected onboard research vessels ORV Sagarkanya and Gaveshani during 1983-85 have been used in these studies. The analysis revealed that the Mean Sea surface temperature (SST was greater than ... -
Meso-scale atmospheric events promote phytoplankton blooms in the coastal Bay of Bengal
Maneesha, K.; Sarma, V.V.S.S.; Reddy, N.P.C.; Sadhuram, Y.; Murty, T.V.R.; Sarma, V.V.; DileepKumar, M. (Indian Academy of Sciences, 2011)The Bay of Bengal is considered to be a low productive region compared to the Arabian Sea based on conventional seasonal observations. Such seasonal observations are not representative of a calendar year since the conventional ... -
Meteorological results of monsoon-88 Expedition (pre-monsoon period)
Sadhuram, Y.; Krishnamurthy, L.; Babu, M.T. (Kluwer, 1989)Mean atmospheric circulation, moisture budget and net heat exchange were studied during a pre-monsoon period (18th March to 3rd May, 1988), making use of the data collected on board "Akademik Korolev" in the central ...