Mixing structures in the Mediterranean Sea from finite‐size Lyapunov exponents

F d'Ovidio, V Fernández… - Geophysical …, 2004 - Wiley Online Library
We characterize horizontal mixing and transport structures in the surface circulation of the
Mediterranean Sea, as obtained from a primitive equation circulation model. We calculate …

General characteristics of relative dispersion in the ocean

R Corrado, G Lacorata, L Palatella, R Santoleri… - Scientific reports, 2017 - nature.com
The multi-scale and nonlinear nature of the ocean dynamics dramatically affects the
spreading of matter, like pollutants, marine litter, etc., of physical and chemical seawater …

Assimilation of drifter observations for the reconstruction of the Eulerian circulation field

A Molcard, LI Piterbarg, A Griffa… - Journal of …, 2003 - Wiley Online Library
In light of the increasing number of drifting buoys in the ocean and recent advances in the
realism of ocean general circulation models toward oceanic forecasting, the problem of …

Postlarval settlement of the spiny lobster Panulirus argus along the Caribbean coast of Mexico: patterns, influence of physical factors, and possible sources of origin

P Briones‐FourzÁn, J Candela… - Limnology and …, 2008 - Wiley Online Library
We analyzed and compared 17 yr of monthly settlement indices of postlarvae of the
Caribbean spiny lobster, Panulirus argus, at two locations on the Mexican Caribbean coast …

Oceanic three-dimensional Lagrangian coherent structures: A study of a mesoscale eddy in the Benguela upwelling region

JH Bettencourt, C López, E Hernández-García - Ocean Modelling, 2012 - Elsevier
We study three dimensional (3D) oceanic Lagrangian coherent structures (LCSs) in the
Benguela upwelling region obtained from an output of the regional ocean modeling system …

Surface drifters in the German Bight: model validation considering windage and Stokes drift

U Callies, N Groll, J Horstmann, H Kapitza… - Ocean …, 2017 - os.copernicus.org
Six surface drifters (drogued at about 1 m depth) deployed in the inner German Bight (North
Sea) were tracked for between 9 and 54 days. Corresponding simulations were conducted …

[HTML][HTML] A method for assimilating lagrangian data into a shallow-water-equation ocean model

H Salman, L Kuznetsov, C Jones… - Monthly Weather …, 2006 - journals.ametsoc.org
Lagrangian measurements provide a significant portion of the data collected in the ocean.
Difficulties arise in their assimilation, however, since Lagrangian data are described in a …

Predictability of Lagrangian particle trajectories: effects of smoothing of the underlying Eulerian flow

A Griffa, LI Piterbarg, T Özgökmen - 2004 - elischolar.library.yale.edu
The increasing realism of ocean circulation models is leading to an increasing use of
Eulerian models as a basis to compute transport properties and to predict the fate of …

Finite-time braiding exponents

M Budišić, JL Thiffeault - Chaos: An Interdisciplinary Journal of …, 2015 - pubs.aip.org
Topological entropy of a dynamical system is an upper bound for the sum of positive
Lyapunov exponents; in practice, it is strongly indicative of the presence of mixing in a …

[HTML][HTML] A hybrid particle–ensemble Kalman filter for Lagrangian data assimilation

L Slivinski, E Spiller, A Apte… - Monthly Weather …, 2015 - journals.ametsoc.org
A Hybrid Particle–Ensemble Kalman Filter for Lagrangian Data Assimilation in: Monthly Weather
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