Streamlines. North Atlantic (surface) currents system.

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Presentation transcript:

streamlines

North Atlantic (surface) currents system

NBC Caribbean Gulf/FL Straits Gulf Stream Extension Equator EKE

25-30 Sv Sv NBC : retroflection

How the NBC sheds eddies

Chlorophyll tells the same story

28 Sv Sv; SEC Sv; NEC Circulation in the Caribbean sea

Gulf of Mexico: Loop Current Gulf of Mexico

Loop current eddies

Florida Strait: Temperature, Salinity cross-section. (Hatched area is Considered primary as S.Atlantic) Geostrophy in the Florida Strait

Transport variability

Surface and deep flow

Florida Straits, 30 Sv Cape Hatteras, 80 Sv Meander path, 100 Sv Gulf Stream Re-circulation cell, 70 Sv Cold core rings Warm core rings Gulf Stream Transport 1 Sv = 10 6 m 3 /s

westerlies trades Ekman Convergence Ocean response Western boundary current Gyre circulation