tidal current Atlantic Ocean 12 numerical model 10 Patagonian Shelf 8 continental shelf 8 San Matias Gulf 6 Argentina 4 Brazil Current 4 Malvinas Current 4 Rio de la Plata 4 San Jose Gulf 4 South Brazil Bight 4 World 4 amplitude 4 bivalve 4 boundary layer 4 deep sea 4 eddy 4 estuarine dynamics 4 freshwater input 4 global ocean 4 primary production 4 remote sensing 4 shelf break 4 thermohaline structure 4 western boundary current 4 wind velocity 4 56.5-23.5° S 2 69.5-45.5° W 2 Aqua (satellite) 2