Drifter ≈ Drifter
View article
Advances in the Application of Surface Drifters Open
Surface drifting buoys, or drifters, are used in oceanographic and climate research, oil spill tracking, weather forecasting, search and rescue operations, calibration and validation of velocities from high-frequency radar and from altimet…
View article
A global surface drifter data set at hourly resolution Open
The surface drifting buoys, or drifters, of the Global Drifter Program (GDP) are predominantly tracked by the Argos positioning system, providing drifter locations with O (100 m) errors at nonuniform temporal intervals, with an average int…
View article
A Biodegradable Surface Drifter for Ocean Sampling on a Massive Scale Open
Targeted observations of submesoscale currents are necessary to improve science’s understanding of oceanic mixing, but these dynamics occur at spatiotemporal scales that are currently challenging to detect. Prior studies have recently show…
View article
Dynamics of Eddy Generation in the Central Bay of Bengal Open
Eddy activity in the central Bay of Bengal (BoB) is revealed using satellite observations and hydrographic data. Altimetric data show that eddies are generated near the eastern boundary, propagate southwestward, and have periods predominan…
View article
Flow Patterns in the Eastern Chukchi Sea: 2010–2015 Open
From 2010 to 2015, moorings were deployed on the northern Chukchi Sea at nine sites. Deployment duration varied from 5 years at a site off Icy Cape to 1 year at a site north of Hanna Shoal. In addition, 39 satellite‐tracked drifters (drogu…
View article
Message in a bottle: Open source technology to track the movement of plastic pollution Open
Rivers worldwide are now acting as major transport pathways for plastic pollution and discharge large quantities of waste into the ocean. Previous oceanographic modelling and current drifter data have been used to predict the movement and …
View article
Prediction of ocean surface trajectories using satellite derived vs. modeled ocean currents Open
We have assessed the use of satellite derived currents to calculate oceanic surface drift, as an alternative to using currents from ocean models. Predicted trajectories are compared to observed trajectories of two types of drifting buoys, …
View article
Long-Term Mean Circulation of the Baltic Sea as Represented by Various Ocean Circulation Models Open
The skill of the state-of-the-art ocean circulation models GETM (General Estuarine Transport Model), RCO (Rossby Centre Ocean model), and MOM (Modular Ocean Model) to represent hydrographic conditions and the mean circulation of the Baltic…
View article
Recent Advances in Japanese Fisheries Science in the Kuroshio-Oyashio Region through Development of the FRA-ROMS Ocean Forecast System: Overview of the Reproducibility of Reanalysis Products Open
To address various fisheries science problems around Japan, the Japan Fisheries Research and Education Agency (FRA) has developed an ocean forecast system by combining an ocean circulation model based on the Regional Ocean Modeling System …
View article
Requirements for an Integrated in situ Atlantic Ocean Observing System From Coordinated Observing System Simulation Experiments Open
A coordinated effort, based on observing system simulation experiments (OSSEs), has been carried out by four European ocean forecasting centers for the first time, in order to provide insights on the present and future design of the in sit…
View article
Surface Kinetic Energy Distributions in the Global Oceans From a High‐Resolution Numerical Model and Surface Drifter Observations Open
The surface kinetic energy of a 1/48° global ocean simulation and its distribution as a function of frequency and location are compared with the one estimated from 15,329 globally distributed surface drifter observations at hourly resoluti…
View article
Lagrangian observations of estuarine residence times, dispersion, and trapping in the Salish Sea Open
Estuaries are important mediators in the transport of freshwater, sediment, and dissolved material into the ocean, and many studies have investigated mean estuarine circulation. However, it is not clear how descriptions of the mean circula…
View article
Role of Indian Ocean Dynamics on Accumulation of Buoyant Debris Open
Buoyant marine plastic debris has become a serious problem affecting the marine environment. To fully understand the impact of this problem, it is important to understand the dynamics of buoyant debris in the ocean. Buoyant debris accumula…
View article
Global Observations of Horizontal Mixing from Argo Float and Surface Drifter Trajectories Open
Mixing by mesoscale eddies in the ocean plays a major role in setting the distribution of oceanic tracers, with important implications for physical and biochemical systems at local to global scales. Roach et al. (2016; https://doi.org/10.1…
View article
A State-of-the-Art Compact Surface Drifter Reveals Pathways of Floating Marine Litter in the German Bight Open
Lagrangian observations are important for the understanding of complex transport patterns of floating macroscopic litter items at the ocean surface. Satellite-tracked drifters and numerical models are an important source of information rel…
View article
Drifter observations of submesoscale flow kinematics in the coastal ocean Open
Fronts and eddies identified with aerial guidance are seeded with drifters to quantify submesoscale flow kinematics. The Lagrangian observations show mean divergence and vorticity values that can exceed 5 times the Coriolis frequency. Valu…
View article
The diurnal cycle of sea-surface temperature and estimation of the heat budget of the Mediterranean Sea Open
The diurnal cycle in sea-surface temperature (SST) is reconstructed for the year 2013 by combining numerical model analyses and satellite measurements using Optimal Interpolation (OI). The method is applied to derive hourly Mediterranean S…
View article
Lagrangian dynamical geography of the Gulf of Mexico Open
We construct a Markov-chain representation of the surface-ocean Lagrangian dynamics in a region occupied by the Gulf of Mexico (GoM) and adjacent portions of the Caribbean Sea and North Atlantic using satellite-tracked drifter trajectory d…
View article
Surface Chlorophyll Enhancement in Mesoscale Eddies by Submesoscale Spiral Bands Open
Oceanic submesoscale processes (with scales ~1–10 km and approximately days) have been progressively recognized as an important upwelling mechanism to close the upper ocean nutrient budget and sustain the primary production in euphotic lay…
View article
Extreme westward surface drift in the North Sea: Public reports of stranded drifters and Lagrangian tracking Open
Observations using two kinds of drifters were carried out in the southern North Sea aiming to study the propagation pathways of marine litter. One drifter, which was driven by the upper layer currents, was equipped with Global Positioning …
View article
Sensitivity of Skill Score Metric to Validate Lagrangian Simulations in Coastal Areas: Recommendations for Search and Rescue Applications Open
Search and rescue (SAR) modeling applications, mostly based on Lagrangian tracking particle algorithms, rely on the accuracy of met-ocean forecast models. Skill assessment methods are therefore required to evaluate the performance of ocean…
View article
Near-Surface Current Mapping by Shipboard Marine X-Band Radar: A Validation Open
The Lagrangian Submesoscale Experiment (LASER) involved the deployment of ~1000 biodegradable GPS-tracked Consortium for Advanced Research on Transport of Hydrocarbon in the Environment (CARTHE) drifters to measure submesoscale upper-ocean…
View article
Intense deformation field at oceanic front inferred from directional sea surface roughness observations Open
Fine‐scale current gradients at the ocean surface can be observed by sea surface roughness. More specifically, directional surface roughness anomalies are related to the different horizontal current gradient components. This paper reports …
View article
Frontal Convergence and Vertical Velocity Measured by Drifters in the Alboran Sea Open
Horizontal and vertical motions associated with mesoscale (10–100 km) and submesoscale (1–10 km) features, such as fronts, meanders, eddies, and filaments, play a critical role in redistributing physical and biogeochemical properties in th…
View article
Nemo-Nordic 2.0: operational marine forecast model for the Baltic Sea Open
This paper describes Nemo-Nordic 2.0, an operational marine model for the Baltic Sea. The model is used for both near-real-time forecasts and hindcast purposes. It provides estimates of sea surface height, water temperature, salinity, and …
View article
Relative Dispersion of Surface Drifters in the North Sea: The Effect of Tides on Mesoscale Diffusivity Open
We examine the relative dispersion and the contribution of tides on the relative diffusivities of surface drifters in the North Sea. The drifters are released in two clusters, yielding 43 pairs, in the vicinity of a tidal mixing front in t…
View article
Modeling the Exposure of the Macaronesia Islands (NE Atlantic) to Marine Plastic Pollution Open
The constant increase of marine plastic pollution poses an unprecedented risk to oceanic islands, which become increasingly exposed to a hazard of which they have very little control. Located in the Northeast Atlantic Ocean, the Macaronesi…
View article
Processing of acceleration and dive data on‐board satellite relay tags to investigate diving and foraging behaviour in free‐ranging marine predators Open
Biologging technologies are changing the way in which the marine environment is observed and monitored. However, because device retrieval is typically required to access the high‐resolution data they collect, their use is generally restric…
View article
Near‐Surface Oceanic Kinetic Energy Distributions From Drifter Observations and Numerical Models Open
The geographical variability, frequency content, and vertical structure of near‐surface oceanic kinetic energy (KE) are important for air‐sea interaction, marine ecosystems, operational oceanography, pollutant tracking, and interpreting re…
View article
Design and Testing of a Kinetic Energy Harvester Embedded Into an Oceanic Drifter Open
© 2020 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes,crea…