http://www.cnr.it/ontology/cnr/individuo/prodotto/ID205440
Distribution and sources of polycyclic aromatic hydrocarbons (PAHs) in surface sediments of some Italian lagoons exploited for aquaculture and fishing activities (Articolo in rivista)
- Type
- Label
- Distribution and sources of polycyclic aromatic hydrocarbons (PAHs) in surface sediments of some Italian lagoons exploited for aquaculture and fishing activities (Articolo in rivista) (literal)
- Anno
- 2011-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1080/03067310903434758 (literal)
- Alternative label
Antonietta Specchiulli, Monia Renzi, Guido Perra, Lucrezia Cilenti, Tommaso Scirocco, Marisa Florio, Silvia Focardi, Paolo Breber and
Silvano Focardi (2011)
Distribution and sources of polycyclic aromatic hydrocarbons (PAHs) in surface sediments of some Italian lagoons exploited for aquaculture and fishing activities
in International journal of environmental analytical chemistry
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Antonietta Specchiulli, Monia Renzi, Guido Perra, Lucrezia Cilenti, Tommaso Scirocco, Marisa Florio, Silvia Focardi, Paolo Breber and
Silvano Focardi (literal)
- Pagina inizio
- Pagina fine
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- ID_PUMA: cnr.ismar.fg/2011-A0-003
La rivista è pubblicata anche online con ISSN 1029-0397 (literal)
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- Note
- ISI Web of Science (WOS) (literal)
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- Department of Lesina (FG), National Research Council - Institute of Marine Science, Lesina (FG), Italy; Department of Environmental Science, University of Siena, Italy; Department of Chemical and Biosystems Sciences, University of Siena, Italy (literal)
- Titolo
- Distribution and sources of polycyclic aromatic hydrocarbons (PAHs) in surface sediments of some Italian lagoons exploited for aquaculture and fishing activities (literal)
- Abstract
- The concentrations of 16 PAHs in surface sediments collected from four Italian lagoons, exploited for aquaculture and fishing activities, during the period 2004-2007, were analysed. Some molecular ratios and Pearson correlations were used in order to estimate the origin of the pollution and similar transport of PAH sources. Principal Component Analysis (PCA) and Cluster Analysis were used in order to highlight dissimilarities among sampling sites. Concentrations of total 16 PAHs varied significantly among the lagoons as well as within the same basin. Sediments of Orbetello lagoon showed the highest level of contamination (mean of 98.78 ng g?1), followed by that in Santa Giusta (48.15 ng g?1), Lesina (31.06 ng g?1) and Varano (25.19 ng g?1). These results were linked to the greater industrialisation and urbanisation of the catchment area of both Orbetello and Santa Giusta compared with Lesina and Varano. A considerable predominance of 4-rings PAHs was observed for Lesina (52%,), Varano (77%), Orbetello (50%) and Santa Giusta (57%) and Pyrene was the dominant compound. On the other hand, phenanthrene is the dominant compound of low molecular weight contaminants for all the studied lagoons. A meaningful pyrolytic contribution to pollution was found in the sediments of Lesina lagoon, dominated by benzo[a]pyrene (7.27 ng g?1) and benz[a]anthracene (4.14 ng g?1), due to intensive traffic. For Varano, an evident petrogenic contamination was observed along the western area, due probably to accidental oil spillage. All 16 PAHs were found to be correlated in Orbetello and Santa Giusta lagoons and the compounds present in Santa Giusta sediments, near the urban centre, were shown to be mainly of pyrolytic origin. A much more complex situation was observed in Orbetello, where a mixed pattern of pyrolytic and petrogenic inputs was observed. (literal)
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