Search Results - "Umani, S F"
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Microzooplankton biomass distribution in Terra Nova Bay, Ross Sea (Antarctica)
Published in Journal of marine systems (01-11-1998)“…This work describes the spatial and vertical distribution of microzooplankton (20–200 μm) abundance and biomass of the upper layers (0–100 m), collected during…”
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An overview of Calanus helgolandicus ecology in European waters
Published in Progress in oceanography (01-04-2005)“…We review current knowledge and understanding of the biology and ecology of the calanoid copepod Calanus helgolandicus in European waters, as well as provide a…”
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Seasonal variations in the dynamics of microbial plankton communities: first estimates from experiments in the Gulf of Trieste, Northern Adriatic Sea
Published in Marine ecology. Progress series (Halstenbek) (04-02-2003)“…Heterotrophic plankton grazing was studied in the Gulf of Trieste (Northern Adriatic Sea) from November 1998 to August 1999 using the dilution method. Four…”
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Effects of synthetic zeolite “A” and polycarboxylates on quality and quantity of diatom mucous exudates
Published in Chemosphere (Oxford) (1996)“…With the objective to understand whether the introduction on the market of phosphorus-free detergents, namely of detergents based on Zeolite A and Poly…”
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Plankton community structure and dynamics versus physical structure from Terra Nova Bay to Ross Ice Shelf (Antarctica)
Published in Journal of marine systems (01-03-2005)“…During the austral summer 1997/1998, an oceanographic cruise was carried out on a large-scale grid in the Ross Sea. In this contribution, we focused our…”
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The paradox of diatom-copepod interactions
Published in Marine ecology. Progress series (Halstenbek) (16-10-1997)“…Traditionally, diatoms have been associated with productive pelagic food chains that lead, through suspensionfeeding planktonic copepods, to top consumers and…”
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Seasonal and inter-annual plankton variability in the Gulf of Trieste (northern Adriatic)
Published in ICES journal of marine science (01-08-1998)“…Seasonal and inter-annual variability of environmental characteristics and of plankton were analysed based on monthly surveys of the physical structure of the…”
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Particulate matter and plankton dynamics in the Ross Sea Polynya of Terra Nova Bay during the Austral Summer 1997/98
Published in Journal of marine systems (15-07-2002)“…The structure and variability of the plankton community and the distribution and composition of suspended particulate matter, were investigated in the polynya…”
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Space-time patterns of co-variation of biodiversity and primary production in phytoplankton guilds of coastal marine environments
Published in Aquatic conservation (01-11-2003)“…1. The relevance of biodiversity to ecosystem processes is a major topic in ecology. Here, we analyse the relationship between biodiversity and productivity of…”
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Short-term variability of primary production and inorganic nitrogen uptake related to the environmental conditions in a shallow coastal area (Gulf of Trieste, N Adriatic Sea)
Published in Oceanologica acta (2003)“…Primary production (PP) and nitrate (QNO 3) and ammonium (QNH 4) uptakes were measured together with other environmental parameters from October 1999 to…”
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Seasonal variations in carbon and nitrogen content of Acartia clausi (Copepoda, Calanoida) in the Gulf of Trieste (Northern Adriatic Sea)
Published in Hydrobiologia (01-01-1994)“…A yearly study was on total and cephalothorax lengths, dry weight, carbon and nitrogen contents and C:N ratio of the species Acartia clausi (Copepoda,…”
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Delayed fluorescence as a measure of nutrient limitation in Dunaliella tertiolecta
Published in Journal of photochemistry and photobiology. B, Biology (24-07-2008)“…The applicability of the delayed fluorescence (DF) for the purpose of distinguishing the cells growing in different nutrient conditions was researched on the…”
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Short-term under-ice variability of prokaryotic plankton communities in coastal Antarctic waters (Cape Hallett, Ross Sea)
Published in Estuarine, coastal and shelf science (01-03-2009)“…During the 2006 Italian Antarctic expedition a diel sampling was performed close to Cape Hallett (Ross Sea) during the Austral summer. Under-ice seawater…”
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Picocyanobacteria in Adriatic transitional environments
Published in Estuarine, coastal and shelf science (01-10-2007)“…In the marine realm picoplanktonic cyanobacteria (PC) show a broad distribution from the surface ocean to the offshore and coastal waters of semi-enclosed seas…”
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The mucilage phenomenon in the northern Adriatic Sea. A critical review of the present scientific hypotheses
Published in Annali dell'Istituto superiore di sanità (1999)“…In the summers of 1988, 1989, and 1991 large quantities of sticky mucilaginous masses occurred in the Adriatic Sea, particularly in its northern part. The…”
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Noctiluca scintillans MACARTNEY in the Northern Adriatic Sea: long-term dynamics, relationships with temperature and eutrophication, and role in the food web
Published in Journal of plankton research (01-05-2004)“…The first ‘bloom’ of Noctiluca scintillans in the Northern Adriatic Sea was recorded in 1977. The organism caused several red tides in the whole basin during…”
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Temporal variability in bacterioplanktonic abundance in coastal waters of the Northern Adriatic Sea
Published in Chemistry and ecology (01-08-2006)“…The purpose of this study is to analyse the heterotrophic bacterial abundance (HBA) distribution in the water column at a coastal site of the Gulf of Trieste…”
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Microphytobenthic primary production and sedimentary carbohydrates along salinity gradients in the lagoons of Grado and Marano (Northern Adriatic Sea)
Published in Hydrobiologia (01-11-2005)“…Primary production of the microphytobenthic community and carbohydrates concentrations were studied in the lagoonal system of Grado and Marano, located in the…”
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Inter-annual variations of planktonic food webs in the northern Adriatic Sea
Published in The Science of the total environment (15-12-2005)“…The temporal dynamics of microphytoplankton, microzooplankton and mesozooplankton were monitored over 37 months in the Adriatic Sea in order to identify…”
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