Comparing Eddy‐Permitting Ocean Model Parameterizations via Lagrangian Particle Statistics in a Quasigeostrophic Setting

A Chen, W Barham, I Grooms - Journal of Geophysical …, 2018 - Wiley Online Library
This paper uses Lagrangian statistics—absolute dispersion, pair dispersion, and particle
forecasting—to compare four eddy‐permitting models of idealized mesoscale ocean …

Resolution dependency of sinking Lagrangian particles in ocean general circulation models

PD Nooteboom, P Delandmeter, E van Sebille, PK Bijl… - PloS one, 2020 - journals.plos.org
Any type of non-buoyant material in the ocean is transported horizontally by currents during
its sinking journey. This lateral transport can be far from negligible for small sinking …

Ocean kinetic energy backscatter parametrizations on unstructured grids: Impact on mesoscale turbulence in a channel

S Juricke, S Danilov, A Kutsenko, M Oliver - Ocean Modelling, 2019 - Elsevier
We present a new energy backscatter parametrization for primitive equation ocean models
at eddy-permitting resolution, specifically for unstructured grids. Traditional eddy …

Representing eddy diffusion in the surface boundary layer of ocean models with general vertical coordinates

GM Marques, AE Shao, SD Bachman… - Journal of Advances …, 2023 - Wiley Online Library
The mixing of tracers by mesoscale eddies, parameterized in many ocean general
circulation models (OGCMs) as a diffusive‐advective process, contributes significantly to the …

A Lagrangian subgridscale model for particle transport improvement and application in the Adriatic Sea using the Navy Coastal Ocean Model

AC Haza, LI Piterbarg, P Martin, TM Özgökmen, A Griffa - Ocean Modelling, 2007 - Elsevier
An accurate estimation of Lagrangian transport in the ocean is important for a number of
practical problems such as dispersion of pollutants, biological species, and sediments …

Resolution dependent relative dispersion statistics in a hierarchy of ocean models

AC Poje, AC Haza, TM Özgökmen, MG Magaldi… - Ocean Modelling, 2010 - Elsevier
In order to determine the effect of Eulerian spatial resolution on the two particle statistics of
synthetic drifter trajectories, we examine a hierarchy of ocean models, starting from 2D …

Properties of the Lateral Mesoscale Eddy-Induced Transport in a High-Resolution Ocean Model: Beyond the Flux–Gradient Relation

Y Lu, I Kamenkovich, P Berloff - Journal of Physical …, 2022 - journals.ametsoc.org
Lateral mesoscale eddy-induced tracer transport is traditionally represented in coarse-
resolution models by the flux–gradient relation. In its most complete form, the relation …

[HTML][HTML] Eddy resolution versus eddy diffusion in a double gyre GCM. Part II: Mixing of passive tracers

HA Figueroa - Journal of physical oceanography, 1994 - journals.ametsoc.org
The parameterization of the effect of the unresolved scales of motion on a passive tracer
field in large-scale numerical ocean models is analyzed through a combination of …

VENM: An algorithm to accurately calculate neutral slopes and gradients

S Groeskamp, PM Barker, TJ McDougall… - Journal of advances …, 2019 - Wiley Online Library
Mesoscale eddies stir along the neutral plane, and the resulting neutral diffusion is a
fundamental aspect of subgrid‐scale tracer transport in ocean models. Calculating neutral …

A kinematic kinetic energy backscatter parametrization: From implementation to global ocean simulations

S Juricke, S Danilov, N Koldunov… - Journal of Advances …, 2020 - Wiley Online Library
Ocean models at eddy‐permitting resolution are generally overdissipative, damping the
intensity of the mesoscale eddy field. To reduce overdissipation, we propose a simplified …