Results 31 to 40 of about 23,099 (142)

Eddy characteristics in the northern South China Sea as inferred from Lagrangian drifter data [PDF]

open access: yesOcean Science, 2011
Cyclonic and anticyclonic eddies from large scale to submesoscale in the northern South China Sea (NSCS) have been statistically characterized based on the satellite-tracked Lagrangian drifters using our developed geometric eddy identification method ...
Jiaxun Li, Ren Zhang, Baogang Jin
doaj   +1 more source

Modelling the influence of submesoscale processes on phytoplankton dynamics in the northern South China Sea

open access: yesFrontiers in Marine Science, 2022
Submesoscale processes in the ocean vary rapidly in both space and time, and are often difficult to capture by field observations. Their dynamical connection with marine biology remains largely unknown because of the intrinsic link between temporal and ...
Peng Xiu   +4 more
doaj   +1 more source

Submesoscale oceanic eddy detection in SAR images using context and edge association network

open access: yesFrontiers in Marine Science, 2022
Oceanic eddies have a non-negligible impact on ocean energy transfer, nutrient distribution, and biological migration in global oceans. The fine detection of oceanic eddies is significant for the development of marine science.
Linghui Xia   +6 more
doaj   +1 more source

Mesoscale Eddy Dissipation by a “Zoo” of Submesoscale Processes at a Western Boundary [PDF]

open access: yesJournal of Geophysical Research: Oceans, 2020
AbstractMesoscale eddies are ubiquitous dynamical features that tend to propagate westward and disappear along ocean western boundaries. Using a multiscale observational study, we assess the extent to which eddies dissipate via a direct cascade of energy at a western boundary. We analyze data from a ship‐based microstructure and velocity survey, and an
Dafydd Gwyn Evans   +4 more
openaire   +4 more sources

The impact of rough topography on behaviors of mesoscale eddies as revealed by submesoscale resolving simulations

open access: yes, 2023
Model settings of "The impact of rough topography on behaviors of mesoscale eddies as revealed by submesoscale resolving ...
Kaiwen Zheng
core   +1 more source

OBSERVING SURFACE CIRCULATION OF THE WESTERN MEDITERRANEAN BASIN WITH SATELLITE IMAGERY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
In this article, the benefits of using satellite imagery of different types (namely thermal infrared, visible-range, and synthetic aperture radar (SAR) images) for observing surface circulation of marine basins are being discussed.
S. Karimova
doaj   +1 more source

Intense submesoscale upwelling in anticyclonic eddies [PDF]

open access: yesGeophysical Research Letters, 2016
AbstractObservations from around the global ocean show that enhanced biological activity can be found in anticyclonic eddies. This may mean that upwelling of nutrient‐rich water occurs within the eddy, but such upwelling is not captured by models that resolve mesoscale processes.
openaire   +1 more source

A submesoscale coherent eddy in the Greenland Sea in 2003 [PDF]

open access: yesJournal of Geophysical Research: Oceans, 2006
Submesoscale Coherent Vortices (SCVs) have been observed earlier in the Greenland Sea, but their overall characteristics, the formation and the dissolution mechanisms, and the effects on the large‐scale hydrodynamics were not well understood. In order to improve the understanding of these features, a simultaneous investigation of hydrography, chemical ...
Kasajima, Yoshie   +6 more
openaire   +2 more sources

Characteristics of submesoscale eddy structures within mesoscale eddies in the Gulf of Mexico from 1/48° ECCO estimates

open access: yesFrontiers in Marine Science, 2023
Submesoscale oceanic structures (<10-20 km) such as eddies and fronts are often difficult to describe given the influence of the mesoscale. In order to characterize the surface signatures of submesoscale structures, we utilize a custom spatial ...
Paul A. Ernst   +3 more
doaj   +1 more source

Equatorial Submesoscale Eddies Contribute to the Asymmetry in ENSO Amplitude

open access: yesGeophysical Research Letters, 2023
Abstract El Niño/Southern Oscillation (ENSO) exhibits evident amplitude asymmetry with stronger El Niño than La Niña events. Equatorial submesoscale eddies act as an important damper of ENSO via their induced upward heat flux () from the subsurface to the surface ocean.
Chengcheng Wang   +5 more
openaire   +2 more sources

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