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Titel |
A study of the hydrographic conditions in the Adriatic Sea from numerical modelling and direct observations (2000–2008) |
VerfasserIn |
P. Oddo, A. Guarnieri |
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 ; 7, no. 5 ; Nr. 7, no. 5 (2011-09-06), S.549-567 |
Datensatznummer |
250004798
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Publikation (Nr.) |
copernicus.org/os-7-549-2011.pdf |
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Zusammenfassung |
The inter-annual variability of Adriatic Sea hydrographic characteristics is
investigated by means of numerical simulation and direct observation. The
period under investigation runs from the beginning of 2000 to the end of
2008. The model used to carry out the simulation is derived from the
primitive equation component of the Adriatic Forecasting System (AFS). The
model is based on the Princeton Ocean Model (POM) adapted in order to
reproduce the features of the Adriatic. Both numerical findings and
observations agree in depicting a strong inter-annual variability in the
entire Adriatic Sea and its sub-basins. Nevertheless, two model deficiencies
are identified: an excessive vertical/horizontal mixing and an inaccurate
representation of the thermohaline properties of the entering Mediterranean
Waters. The dense water formation process has been found to be intermittent.
In addition to inter-annual variability, a long-scale signal has been
observed in the salinity content of the basin as a consequence of a
prolonged period of reduced Po river runoff and high evaporation rates. As a
result, the temperature and salinity of the northern Adriatic dense water
vary considerably between the beginning and the end of the period
investigated. |
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