Surface current patterns in front of Venice Lagoon (Articolo in rivista)

Type
Label
  • Surface current patterns in front of Venice Lagoon (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Alternative label
  • Gacic M.(a), Kovacevic V. (a), Cosoli S. (a), Mazzoldi A. (b), Paduan J.D. (c), Mancero Mosquera I. (a), Yari S. (a) (d) (2009)
    Surface current patterns in front of Venice Lagoon
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Gacic M.(a), Kovacevic V. (a), Cosoli S. (a), Mazzoldi A. (b), Paduan J.D. (c), Mancero Mosquera I. (a), Yari S. (a) (d) (literal)
Pagina inizio
  • 485 (literal)
Pagina fine
  • 494 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#altreInformazioni
  • doi:10.1016/j.ecss.2009.02.012 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 82 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • (a) Istituto Nazionale di Oceanografia e di Geofisica Sperimentale - OGS, Borgo Grotta Gigante 42/c, 34010 Sgonico, Trieste, Italy (b) Istituto per le Scienze Marine (ISMAR-CNR), Venice, Italy (c) Naval Postgraduate School, Monterrey, USA (d) “Abdus Salam” International Centre for Theoretical Physics, Trieste, Italy (literal)
Titolo
  • Surface current patterns in front of Venice Lagoon (literal)
Abstract
  • Surface patterns of the low-frequency current in a 20 × 30 km region in front of the Venice Lagoon were analysed from a 13-month-long HF radar data set. Surface circulation was related to prevalent wind regimes in the area and to the tidal flow through the lagoon inlet. Three different categories of wind-forcing were defined: bora (NE wind), sirocco (SE wind), and finally the category containing all other wind directions and calms (winds lower than 3 m/sec). Mean flow and vorticity spatial distributions were discussed for different wind conditions. The coastal area about 5 km wide is characterized by a flow field with maximum vorticity. Outside the coastal boundary layer the interior flow is part of the Adriatic basin-wide cyclonic circulation. Two counter-rotating vortices of the dimension of about 4–5 km were evidenced in the average flow field in front of the lagoon inlet (Malamocco inlet) in all situations except for the bora. The vortex-pair is probably associated with the tidal flow through the inlet. The bora wind induces a strong southward coastal jet detached from the coast by about 5 km homogenizing the flow and eliminating the dipole. The average coastal flow pattern in calm wind conditions was also analysed as a function of the strong inflow/outflow (currents in the inlet > 0.7 m s-1) from the lagoon inlet. In both cases the vorticity pattern is similar, with the negative vorticity to the left of the inlet and positive to the right looking seaward. (literal)
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