Search Results - "Nayak, G. N"

Accumulation of sediment, organic matter and trace metals with space and time, in a creek along Mumbai coast, India by Fernandes, Lina, Nayak, G.N., Ilangovan, D., Borole, D.V.

“…Two core sediment samples; one from inner part (ManI) and the other closer to the mouth (ManII); were collected from the intertidal regions of Manori, a…”
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Understanding distribution and abundance of metals with space and time in estuarine mudflat sedimentary environment by Pande, Anant, Nayak, G. N

“…Spatial and depth-wise distribution of sediment components, organic carbon and selected metals (Fe, Mn, Al, Ni, Cr, Co, Zn and Pb) is studied across upper and…”
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Characterizing metal levels and their speciation in intertidal sediments along Mumbai coast, India by Fernandes, Lina L., Nayak, G.N.

“…•Total metal contents and speciation investigated in creek and estuarine sediments.•Good metal association seen with organic matter and grain size.•Sediment…”
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Depositional environment and geochemical response of mangrove sediments from creeks of northern Maharashtra coast, India by Volvoikar, Samida P., Nayak, G.N.

“…► Geochemical responses of mangrove sediments from Tropical creeks were studied. ► Two creeks studied showed variation in depositional environments and source…”
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Geochemical and diatom records of recent changes in depositional environment of a tropical wetland, central west coast of India by Pande, Anant, Nayak, G. N, Prasad, Vandana, PrakashBabu, C

“…Two mudflat sediment cores collected from a sub-channel (S-61) and the main channel (S-60) of a tropical wetland, along central west coast of India, were…”
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Distribution and speciation of selected metals in surface sediments, from the tropical Zuari estuary, central west coast of India by Dessai, Deepti V. G, Nayak, G. N

“…Estuarine sediments are major reservoirs for the metals. Distribution and mobility of metals within estuaries depends strongly on their specific chemical form…”
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Heavy metals contamination in mudflat and mangrove sediments (Mumbai, India) by Fernandes, Lina L, Nayak, G. N

“…The focus of this study, carried out on mudflat and mangrove sediments of Ulhas Estuary and Thane Creek in Mumbai, India, documents how sediment analysis in…”
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Depositional environment of mudflats and mangroves and bioavailability of selected metals within mudflats in a tropical estuary by Fernandes, M. C, Nayak, G. N, Pande, A, Volvoikar, S. P, Dessai, D. R. G

“…Four sediment cores representing adjacent mudflat and mangrove sub-environments of middle estuary (Shastri) were analyzed for sand, silt, clay, and organic…”
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Grain size, geochemistry, magnetic susceptibility: Proxies in identifying sources and factors controlling distribution of metals in a tropical estuary, India by Dessai, Deepti V.G., Nayak, G.N., Basavaiah, N.

“…The aim of this study is to understand the various sources and factors controlling the abundance and distribution of the metals through the analyses of…”
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Geochemical Evidence of Anthropogenic Impacts in Sediment Cores from Mudflats of a Tropical Estuary, Central West Coast of India by Singh, K. Tomchou, Nayak, G. N, Fernandes, Lina L

“…The concentration of trace metals (Co, Cr, Zn, Cu, and Pb), major elements (Al, Mn, Fe, Ca, Mg, and K), along with the percentage of sediment components (sand,…”
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Assessment of metal enrichment and their bioavailability in sediment and bioaccumulation by mangrove plant pneumatophores in a tropical (Zuari) estuary, west coast of India by Noronha-D'Mello, Cheryl A., Nayak, G.N.

“…Sediment collected from the estuarine mangroves of the Zuari estuary and Cumbharjua canal were analyzed to assess the concentration, contamination and…”
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Tracing source–sink processes and productivity from trace metals (Ba, Zn, Pb, Cd) of the surface sediments off Mahanadi to Pennar, western Bay of Bengal by Bejugam, Purnima, Nayak, G. N.

“…In this paper, an attempt is made to understand the provenance of sediments and the role of dissolved oxygen in the preservation of metals and the productivity…”
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Geochemistry and bioavailability of mudflats and mangrove sediments and their effect on bioaccumulation in selected organisms within a tropical (Zuari) estuary, Goa, India by Dias, Heidy Q., Nayak, G.N.

“…Metals are non-degradable in the aquatic environment and play a vital role in estuarine biogeochemistry but could also be detrimental to associated biota. A…”
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Speciation of metals and their distribution in tropical estuarine mudflat sediments, southwest coast of India by Fernandes, Maria C., Nayak, G.N.

“…Two sediment cores collected from a mudflat sedimentary environment of Swarna estuary (S3) and Gurpur estuary (MF6), representing the middle estuarine region,…”
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Chemical speciation and bio-availability of selected trace metals in the mudflat core sediments of the tropical estuaries, India by Nasnodkar, Maheshwar R., Nayak, G. N.

“…Mudflat core sediments collected from the middle region of Mandovi and Sharavathi estuaries, India, were analysed for grain size, organic carbon and bulk…”
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Geochemical characterization of mangrove sediments of the Zuari estuarine system, West coast of India by Noronha-D'Mello, Cheryl A., Nayak, G.N.

“…The grain size, clay mineralogy and geochemistry were studied in the sediment cores collected from the mangrove environments of the Zuari estuary to understand…”
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Changing depositional environment and factors controlling the growth of mudflat in a tropical estuary, west coast of India by Nayak, G. N., Volvoikar, S. P., Hoskatta, T.

“…Mudflats and associated mangroves are most important ecosystems of tropical coastal regions. Mangroves play a very important role in maintaining the…”
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Assessment of sediment quality using total and bioavailable concentration of metals in intertidal mudflats of a tropical (Vashishti) estuary, west coast of India by Nasnodkar, Maheshwar R., Nayak, G. N.

“…The mudflat sediment cores collected from lower (VS-1) and middle (VS-2) regions of the Vashishti estuary were sub-sampled at 2-cm intervals and analyzed to…”
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Impact of industrial effluents on geochemical association of metals within intertidal sediments of a creek by Volvoikar, Samida P., Nayak, G.N.

“…•Metal speciation study on sediments of industrially impacted creek.•Increase in bioavailable metal fractions from bottom to surface of cores.•Compared with…”
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Reconstruction of palaeo-depositional environment in North-Eastern Arabian Sea by Diniz, Joel E., Nayak, G. N., Noronha-D’Mello, Cheryl A., Mishra, Ravi

“…A sediment gravity core recovered from the North-Eastern Arabian Sea was investigated for sediment grain size, total organic carbon (TOC) and selected trace…”
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