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In which direction do the main currents circulate in the Mediterranean Sea basins?
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The surface circulation of the Mediterranean Sea is characterized by a counterclockwise movement of water within each of its two main basins.1
While this general pattern defines the primary surface flow, the overall hydrodynamics are complex due to the region's irregular northern coastline and numerous islands, which facilitate the formation of many small eddies and local currents. Additionally, the Mediterranean experiences a continuous inflow of surface water from the Atlantic Ocean through the Strait of Gibraltar, which flows eastward along the North African coast as a constant component of the sea's circulation.1