The Barreirinhas eddies: Stable energetic anticyclones in the near-equatorial South Atlantic

IT Simoes-Sousa, ICA Silveira, A Tandon… - Frontiers in Marine …, 2021 - frontiersin.org
We explore the Barreirinhas Eddies, submesoscale vortices generated by the North Brazil
Current (NBC) off the Barreirinhas Bight (Brazil, centered at 1.75° S), using vessel-mounted …

The Brazil Current quasi-stationary unstable meanders at 22° S–23° S

ICA da Silveira, F Pereira, GR Flierl… - Progress in …, 2023 - Elsevier
The most conspicuous oceanographic features off Southeast Brazil are the quasi-stationary
eddies formed off Capes São Tomé (CSTE) and Frio (CFE) associated with the Brazil …

Generation of vorticity near topography: Anticyclones in the Caribbean Sea

CG van der Boog, MJ Molemaker… - Journal of …, 2022 - Wiley Online Library
Mesoscale anticyclonic eddies dominate the sea‐surface height variability in the Caribbean
Sea. Although it is well established that these anticyclones are formed near the eastern …

Topographically Generated Submesoscale Shear Instabilities Associated with Brazil Current Meanders

CD Luko, CZ Lazaneo, ICA Silveira… - Journal of Physical …, 2023 - journals.ametsoc.org
The western boundary current system off southeastern Brazil is composed of the poleward-
flowing Brazil Current (BC) in the upper 300 m and the equatorward flowing Intermediate …

A newly observed quasi‐stationary subsurface anticyclone of the North Brazil undercurrent at 4° S: the Potiguar eddy

APM Krelling, ICA da Silveira, PS Polito… - Journal of …, 2020 - Wiley Online Library
This study describes a newly discovered subsurface anticyclone, called the Potiguar Eddy
(PE) centered at about 4° S, 36.5° W, along the western flank of the North Brazil …

The Potiguar Eddy: a subsurface anticyclone associated with the North Brazil Undercurrent at 4ºS

APM Krelling - 2015 - teses.usp.br
In this dissertation we describe a newly discovered subsurface frontal meander of the North
Brazil Undercurrent (NBUC), centered at about 4ºS, 36.5 ºW, hereafter Potiguar Eddy (PE) …

Oceanographic conditions of the continental slope and deep waters in Santos Basin: the SANSED cruise (winter 2019)

ICA Silveira, PS Bernardo, CZ Lazaneo… - Ocean and Coastal …, 2022 - SciELO Brasil
This work describes the circulation over the continental slope and the São Paulo Plateau in
the Santos Basin during the SANSED winter 2019 survey. The cruise consisted of four legs …

The Brazil Current mesoscale eddies: Altimetry-based characterization and tracking

I Uchoa, IT Simoes-Sousa, ICA da Silveira - Deep Sea Research Part I …, 2023 - Elsevier
Abstract The Brazil Current (BC) has been reported as eddy-dominated, with recurrent
formation of eddies and meanders along the margin. In this study, we characterize the …

On the Deep Western Boundary Current Separation and Anticyclone Genesis off Northeast Brazil

F Vilela‐Silva, ICA Silveira… - Journal of …, 2023 - Wiley Online Library
Abstract The Deep Western Boundary Current (DWBC) is the main component of the deep
limb of the Atlantic Meridional Overturning Circulation (AMOC). Off northeast Brazil, the …

A persistent deep anticyclonic vortex in the Rockall Trough sustained by anticyclonic vortices shed from the slope current and wintertime convection

A Smilenova, J Gula, M Le Corre… - Journal of …, 2020 - Wiley Online Library
The presence of a persistent surface anticyclone centered at approximately 55° N, 12° W in
the Rockall Trough, northeast North Atlantic, has been previously noted in satellite altimetry …