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Variability of Deep Flow in the Drake Passage from Year-Long Current Measurements
Publisher: American Meteorological Society
Abstract: To investigate the reasons for the wide variation in previous estimates of transport of the Antarctic Circumpolar Current through the Drake Passage, an analysis of the spatial and temporal variability of currents at 2700 ...
Horizontal Divergence and Vorticity Estimates from Velocity and Temperature Measurements in the MODE Region
Publisher: American Meteorological Society
Abstract: Estimates of horizontal derivatives of velocity made by differencing velocity measurements are used to show that the observed velocity field due to low-frequency mesoscale motions during the preliminary Mid-Ocean Dynamics ...
Effects of Strait Mixing on Ocean Stratification
Publisher: American Meteorological Society
Abstract: The density distribution in the abyssal Atlantic Ocean suggests that mixing associated with overflows across deep sills may account for substantial amounts of deep mixing. Estimates of the strait mixing are made from ...
Diagnostic Model of the Three-Dimensional Circulation in the Upper Equatorial Pacific Ocean
Publisher: American Meteorological Society
Abstract: To investigate the processes that maintain the large-scale, annual-average thermal structure of the equatorial Pacific, the three-dimensional ocean circulation for a large area is determined from a diagnostic model applied ...
Eddy-Potential vorticity Fluxes in the Gulf Stream Recirculation
Publisher: American Meteorological Society
Abstract: The local effect of the mesoscale eddy field on the mean potential vorticity distribution of the Gulf Stream recirculation region is determined from the quasi-geostrophic eddy potential vorticity flux. This flux is calculated ...
Transport of Freshwater by the Oceans
Publisher: American Meteorological Society
Abstract: The global distribution of freshwater transport in the ocean is presented, based on an integration point at Bering Strait, which connects the Pacific and Atlantic oceans via the Artic Ocean. Through Bering Strait, 0.8 ? ...
Circulation, Heat, and Freshwater Transport at 36°N in the Atlantic
Publisher: American Meteorological Society
Abstract: In May and June 2005, a transatlantic hydrographic section along 36°N was occupied. A velocity field is calculated using inverse methods. The derived 36°N circulation has an overturning transport (maximum in the overturning ...
Decadal Changes in Water Mass Characteristics at 24°N in the Subtropical North Atlantic Ocean
Publisher: American Meteorological Society
Abstract: Three transatlantic hydrographic sections across 24°N through the center of the subtropical gyre are analyzed for evidence of decadal changes in water mass characteristics. In the main thermocline, there has been a steady ...
Decadal Changes in the South Indian Ocean Thermocline
Publisher: American Meteorological Society
Abstract: A significant change in properties of the thermocline is observed across the whole Indian Ocean 32°S section between 1987 and 2002. This change represents a reversal of the pre-1987 freshening and decreasing oxygen ...
Continuous Estimate of Atlantic Oceanic Freshwater Flux at 26.5°N
Publisher: American Meteorological Society
Abstract: he first continuous estimates of freshwater flux across 26.5°N are calculated using observations from the RAPID?MOCHA?Western Boundary Time Series (WBTS) and Argo floats every 10 days between April 2004 and October 2012. ...