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Titel |
Geostrophic currents and kinetic energies in the Black Sea estimated from merged drifter and satellite altimetry data |
VerfasserIn |
M. Menna, P.-M. Poulain |
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. 2 ; Nr. 10, no. 2 (2014-03-11), S.155-165 |
Datensatznummer |
250116962
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Publikation (Nr.) |
copernicus.org/os-10-155-2014.pdf |
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Zusammenfassung |
Drifter measurements and satellite altimetry data are merged to reconstruct
the surface geostrophic circulation of the Black Sea in the period
1999–2009. This combined data set is used to estimate pseudo-Eulerian
velocity statistics for different time periods. Seasonal and interannual
variability of currents and kinetic energy fields are described with
particular attention to the mesoscale and sub-basin coastal eddies. The mean
currents are generally stronger in winter and enhanced speeds are observed in
the period 2002–2006. The most intense activity of sub-basin Batumi Eddy
occurs in summer with greater speeds and dimensions in 2006 and 2008. The
sub-basin Sevastopol Eddy is generated in spring from a meander of the Rim
Current. Mesoscale eddies located along the Anatolia, Caucasus and Crimea
coasts are permanent, quasi-permanent or intermittent features and can
interact and merge with each other, showing high values of kinetic energy. |
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