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Geostrophic Adjustment of an Isolated Diapycnal Mixing Event and Its Implications for Small-Scale Lateral Dispersion
Publisher: American Meteorological Society
Abstract: In this first of two companion papers, the time-dependent relaxation of an isolated diapycnal mixing event is examined in detail by means of numerical simulations, with an emphasis on the energy budget, particle displacements, ...
Numerical Simulations of Lateral Dispersion by the Relaxation of Diapycnal Mixing Events
Publisher: American Meteorological Society
Abstract: In this second of two companion papers, numerical simulations of lateral dispersion by small-scale geostrophic motions, or vortical modes, generated by the adjustment of mixed patches following diapycnal mixing events are ...
Near-Inertial Energy Propagation inside a Mediterranean Anticyclonic Eddy
Publisher: American Meteorological Society
Abstract: Motivated by observations of a strong near-inertial wave signal at the base of the semipermanent anticyclonic Cyprus Eddy during the 2010 Biogeochemistry from the Oligotrophic to the Ultraoligotrophic Mediterranean (BOUM) ...
Stratified Inertial Subrange Inferred from In Situ Measurements in the Bottom Boundary Layer of the Rockall Channel
Publisher: American Meteorological Society
Abstract: Deep-ocean high-resolution moored temperature data are analyzed with a focus on superbuoyant frequencies. A local Taylor hypothesis based on the horizontal velocity averaged over 2 h is used to infer horizontal wavenumber ...
Impact of Wave–Vortical Interactions on Oceanic Submesoscale Lateral Dispersion
Publisher: American Meteorological Society
Vortex Stability in a Large-Scale Internal Wave Shear
Publisher: American Meteorological Society
Abstract: he effect of a large-scale internal wave on a multipolar compound vortex was simulated numerically using a 3D Boussinesq pseudospectral model. A suite of simulations tested the effect of a background internal wave of various ...
Upscale Energy Transfer by the Vortical Mode and Internal Waves
Publisher: American Meteorological Society
Abstract: iapycnal mixing in the ocean is sporadic yet ubiquitous, leading to patches of mixing on a variety of scales. The adjustment of such mixed patches can lead to the formation of vortices and other small-scale geostrophic ...
How Does Drifter Position Uncertainty Affect Ocean Dispersion Estimates?
Publisher: American Meteorological Society
Abstract: o develop methodologies to maximize the information content of Lagrangian data subject to position errors, synthetic trajectories produced by both a large-eddy simulation (LES) of an idealized submesoscale flow field and ...
The LatMix Summer Campaign: Submesoscale Stirring in the Upper Ocean
Publisher: American Meteorological Society
Abstract: ateral stirring is a basic oceanographic phenomenon affecting the distribution of physical, chemical, and biological fields. Eddy stirring at scales on the order of 100 km (the mesoscale) is fairly well understood and ...