Institute's contributions: Recent submissions
Now showing items 3561-3580 of 9252
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Littoral processes and their relevance to the submergence of ancient ports along Andhra coast, India
(NIO, Goa, 1991)The study of environmental parameters along the coast of Andhra Pradesh, India reveals that the area during December to March experiences mild waves (H sub(alpha) approx 1 m, T sub(alpha) approx 6 sec) predominantly from ... -
Preliminary exploration of south Kanara coast of Karnataka
(Society for Marine Archaeology, Goa, 1991)The port along the South Kanara coast of Karnataka, India were explored. At the port Gangolli, submergence of a few houses and sea level changes at the light house have been observed which were attributed to the transgression ... -
Marine survey techniques: A pre-requisite in marine archaeological exploration
(Society for Marine Archaeology, Goa, 1991)The topography of the sea floor is an essential tool for almost every exploration or exploitation program. Bathymetric charts are used for the measurement of topographic variation of the sea bed. The calibration by the ... -
A case for riverine archaeology in India
(Society for Marine Archaeology, Goa, 1991)The main objective is to study the river routes and excavate submerged river ports and preserve them for posterity. The ancient cities situated on the bank of the river Ganga such as Varanasi, Pataliputra and Tamralipti ... -
Marine archaeological explorations of Tranquebar-Poompuhar region on Tamil Nadu coast
(Society for Marine Archaeology, Goa, 1991)The main objective of the Marine Archaeological Expedition was to locate the shipwreck suspected to be a hindrance to fishing. Secondly a bathymetry study was conducted to understand geological features and locate submerged ... -
Analysis of lead ingots from an 18th century shipwreck near Poompuhar
(Society for Marine Archaeology, Goa, 1991) -
Offshore extension of Gomati river, Dwarka
(Society for Marine Archaeology, Goa, 1991)To identify the location of the submerged town in the Arabian Sea off present day Dwarka, a careful study of the marine geological environment was considered necessary as a follow up of detailed diving explorations by ... -
Bio-indications of sunken ships and ship wrecks
(NIO. Goa, 1991)An evaluation of bottom fauna of ship-wreck sites in estuarine and coastal waters of Goa, India, revealed an exceptionally high biotic enrichment. In terms of number of species, faunal dispersion, faunal diversity, biomass ... -
Portuguese shipwrecks on the Goa coast
(Society for Marine Archaeology, Goa, 1991) -
Further excavations of the submerged city of Dwarka
(NIO, Goa, 1991)Since 1983 the Marine Archaeology Unit of the National Institute of Oceanography is engaged in the offshore exploration and excavation of the legendary city of Dwaraka in the coastal waters of Dwarka in Gujarat. Brief ... -
Ancient ports of Kalinga
(NIO, Goa, 1991)The ancient Kingdom of Kalinga mentioned in the Hathigumpha inscription of Kharavela (1st century B.C.) extended from the mouths of the Ganges to the estuary of Godavari river on the East Coast. Ptolemy (100 A.D.) mentions ... -
Underwater exploration of submerged towns near Tranquebar (Tarangambadi) on Tamilnadu coast
(NIO, Goa, 1991)Geophysical survey of the area sea-wind of the present Poompuhar monuments in Tamil Nadu, India was carried out using echosoundings, side scan sonar and magnetometer surveys. The echogram when correlated with the sonograph ... -
Use of acoustic systems for underwater archaeology
(Society for Marine Archaeology, Goa, 1991) -
Search for shipwrecks in Goa water
(NIO, Goa, 1991) -
Present state of the marine environment around India
(Society for Marine Archaeology, Goa, 1991) -
Topography and surface sediment distribution around Amee shoal Mormugao
(NIO, Goa, 1991) -
Depositional environments inferred from variations of calcium carbonate, organic carbon, and sulfide sulfur: a core from southeastern Arabian Sea
(Springer, 1991)The variations in CaCO3 and organic carbon and their inter-relationship in a core from the southeastern Arabian Sea (water depth 2,212 m) have been used to demarcate the Holocene/Pleistocene boundary; an increased terrigenous ...