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Titel |
Variability of water mass properties in the Strait of Sicily in summer period of 1998–2013 |
VerfasserIn |
A. Bonanno, F. Placenti, G. Basilone, R. Mifsud, S. Genovese, B. Patti, M. Di Bitetto, S. Aronica, M. Barra, G. Giacalone, R. Ferreri, I. Fontana, G. Buscaino, G. Tranchida, E. Quinci, S. Mazzola |
Medientyp |
Artikel
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Sprache |
Englisch
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ISSN |
1812-0784
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Digitales Dokument |
URL |
Erschienen |
In: Ocean Science ; 10, no. 5 ; Nr. 10, no. 5 (2014-10-02), S.759-770 |
Datensatznummer |
250117066
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Publikation (Nr.) |
copernicus.org/os-10-759-2014.pdf |
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Zusammenfassung |
The Strait of Sicily plays a crucial role in determining the water-mass
exchanges and related properties between the western and eastern Mediterranean.
Hydrographic measurements carried out from 1998 to 2013 allowed the
identification of the main water masses present in the Strait of Sicily: a
surface layer composed of Atlantic water (AW) flowing eastward,
intermediate and deep layers mainly composed of Levantine intermediate water
(LIW), and transitional eastern Mediterranean deep water (tEMDW) flowing in
the opposite direction. Furthermore, for the first time, the signature of
intermittent presence of western intermediate water (WIW) is also highlighted
in the northwestern part of the study area (12.235° E,
37.705° N).
The excellent area coverage allowed to highlight the high horizontal and
vertical inter-annual variability affecting the study area and also to
recognize the permanent character of the main mesoscale phenomena present in
the surface water layer.
Moreover, strong temperature-salinity correlations in the intermediate
layer, for specific time intervals, seem to be linked to the reversal of
surface circulation in the central Ionian Sea.
The analysis of CTD data in deeper water layer indicates the presence of a
large volume of tEMDW in the Strait of Sicily during the summers of 2006 and 2009. |
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