This is the program for the 2026 edition of the Liège Colloquium. All times are in Central European Time (local time).
08:30. Registration
09:00. Welcome
09:20. Keynote Talk - Ananda Pascual: Observing the Submesoscale Ocean: SWOT, In Situ Data, and Emerging Perspectives
10:00. K. Shafer Smith A new method for reconstructing upper-ocean frontal flows from SSH
10:20. Bianca Champenois Reconstructing ocean mixed layer variability from SWOT using machine learning
10:40. Artu Ellmann Revealing Sub-Mesoscale Ocean Dynamics from SWOT Satellite Using Geoid-referred Dynamic Topography and Deep Learning
11:00. Coffee Break
11:30. Eric D'Asaro Remote Sensing of Vertical Velocity
11:50. Coadou-Chaventon Solange Spatio-temporal patterns of vertical velocities in the Agulhas Current Retroflection from two years of SWOT altimetry
12:10. Alexei Sentchev Fine-scale structure and dynamics of the Mekong River plume from satellite-derived sea surface topography and in-situ measurements
12:30. Lunch Break
14:00. Abel Dechenne DIVAnd & Fast-SWOT campaign
14:20. Alexei V. Kouraev Submesoscale eddies in large deep Eurasian lakes
14:40. René Schubert Submesoscale imbalances in a flow-following framework
15:00. Coffee Break
15:30. Aurélien Deniau Global Correlations Between Remote Sensing Chlorophyll And SWOT Ocean Surface Topography
16:00. Kaushik Srinivasan GOFLOW: An unprecedented view of ocean currents from geostationary satellites
16:20. Poliana T. Leiva Submesoscale Variability off Central Chile Revealed by SST Heterogeneity
16:40. EUMETSAT Training Session
09:00. Keynote Talk - Amala Mahadevan: Submesoscale vertical transport
09:40. Andrey Shcherbina Mind the Tail: Intermittent Ageostrophic Vertical Motions in the Submesoscale Upper Ocean
10:00. Caique Dias Luko Heat convergence at submesoscale salinity fronts boosts sea surface temperature, air-sea heat fluxes and downward heat transport
10:20. Marina do Valle Chagas Azaneu Characterising submesoscale processes, uplift and subduction across diverse fronts in the East Australian Current System
10:40. Coffee Break
11:10. Anna Lo Piccolo Enhancing Entrainment in Submesoscale Fluxes: Parameterization Development and Impacts
11:30. Guy Daniel Arnaud TOPE Relative dispersion in the surface layer of coastal ocean
11:50. J. Planella-Morató Vertical mixing in mesoscale loops of the western tropical Atlantic region (North Brazil Current - Equatorial Undercurrent retroflexion)
12:10. Pierre Lermusiaux Lagrangian Flow Map Analysis of Submesoscale Dynamics
12:30. Group photo
12:35. Lunch Break
14:00. Leah Johnson Three-dimensional water mass transformation in the Norwegian Sea revealed by in-situ data and remote sensing
14:20. Darren Engwirda Separating eddies & waves at the grid-scale using anisotropic viscosities
14:40. C. Spencer Jones What Joint PDFs of vorticity, strain and divergence can tell us about fronts and waves
15:00. Jim Thomas Turbulent wave energy cascades in an internal wave continuum
15:20. Laura Gómez-Navarro Impact of Tidal Forcing on Surface Particle Transport Properties: Insights From Twin Ocean Simulation
15:40 - 18:00 Poster Session + Ice Breaker.
Posters are also displayed online
09:00. Keynote Talk - Patrick Marchesiello: Submesoscale Energy Cycle in the Gulf Stream: Implications for Ocean Model Development
09:40. Jordi Isern-Fontanet Local Scaling, Fronts and Energy Cascade in the Upper Ocean
10:00. Nikolai A. Maximenko Properties of submesoscale vortices and fronts and their interactions with the larger scale background, observed with drifting buoys
10:20. Lionel Renault The Role of Submesoscale Currents in Shaping the Energetics of the Gulf Stream: Insights from High-Resolution Ocean Simulations
10:40. Coffee Break
11:10. Jean-Baptiste Roustan High-resolution numerical modeling of the Strait of Gibraltar: Exploring fine-scale dynamics
11:30. Nikolaos D. Zarokanellos Energetic Pathways of Mesoscale Eddy Merging and Splitting in the Balearic Sea from a Four-Dimensional Glider Survey
11:50. Daniel Dauhajre Vertical Mixing Can Both Induce and Inhibit Submesoscale Frontogenesis
12:10. Cristina Martí-Solana From Eddy Splitting to SWOT-Resolved Submesoscale Transfers in the Mediterranean Sea
12:30. Lunch Break
14:00. Keynote Talk - Jacob Wenegrat: Coupled air-sea interactions at the submesoscale: mechanisms, energetics, and open questions
14:40. Momme Hell Scale-Aware Analysis of Coupled Boundary Layer Turbulence to Constrain Cross-Interface Energy Transfers
15:00. Jeroen Molemaker Tides, Topography, and Submesoscales
15:20. Coffee Break
16:00. Anda Vladoiu Kuroshio-induced island wake instabilities and turbulent mixing from EM-APEX floats
16:20. Alexander Soloviev Upwelling on the Southeast Florida Shelf Driven by Eddy-Topography Interaction
16:40. Esther Capo Slope-controlled submesoscale variability in the Brazil–Malvinas Current System
19:30. Colloquium Dinner at Van Der Valk Sélys hotel, Liège (OpenStreetMap, Google Maps)
09:00. Keynote Talk - Abigail Bodner: Bridging Scales: Understanding Oceanic Submesoscale Turbulence Through Modeling, Observations, and Machine Learning
09:40. Nicolas Grisouard Watch your initial conditions: is Ekman-inertial instability messing with your frontal simulations?
10:00. Erin Atkinson Formation and arrest of a surface density front via strain-driven frontogenesis
10:20. Coffee Break
11:00. Introduction talk for discussion session
11:10. Discussion session
12:30. Lunch Break
14:00. Keynote Talk - Channing Prend: Bridging Scales: Submesoscale dynamics in the Southern Ocean seasonal ice zone
14:40. Gian Giacomo Navarra Comparing AI methods for large-scale prediction of Southern Ocean NPP
15:00. Maxime Keutgen Global Eddy Subduction Carbon Pump from Argo Floats
15:20. Coffee Break
16:00. Alice Pietri Characterizing Submesoscale Frontal Dynamics and their Ecological Impact in the Peruvian Upwelling System
16:20. Mara A. Freilich Disentangling reactive and passive submesoscale biophysical processes in eastern boundary currents
16:40. Luke Matisons Retention, Dispersion, and Kinematics in Coherent Eddies of the East Australian Current System From Drifters and a SWOT-Assimilating Model
17:00. Ivan Manso-Narvarte Lagrangian approach to (sub)mesoscale and their effects on biological and biogeochemical quantities in the SE Bay of Biscay
09:00. Keynote Talk - Alice Della Penna: Physics-ecology coupling at ocean fine scales: mapping upper-trophic responses
09:40. Florian Schutte Linking physical processes to biological responses: Interdisciplinary observational insights into the enhanced biological productivity of the Cape Verde Archipelago
10:00. Anthony Akpan Physical-Biological Interactions in African Marine Ecosystems
10:20. Aude Joel Fine-Scale Dynamics Shaping Nutrient Fluxes Variability in the oligotrophic Western Mediterranean Sea
10:40. Coffee Break
11:00. Jacopo Busatto Biophysical variability observed by Biogeochemical-SVP Lagrangian drifters in relation to surface ocean dynamics
11:20. KChantal Mears Impact of nutrient injection from an ageostrophic submesoscale front on phytoplankton community composition
11:40. Yeonju Choi Phytoplankton growth driven by submesoscale processes under convective turbulence
12:00. Riccardo Iacometti Ocean scale dispersion of Amazon River plume by chaotic advection
12:20. Martin G D Submesoscale Coastal Water Intrusions and Monsoon-Driven Upwelling as Drivers of Biogeochemical Variability in the Cochin Estuary
12:40. Closure of the Colloquium
Posters are also displayed online
1. Vincent Doriot A Full Seasonal Cycle of Submesoscales in the Subpolar Southern Ocean Observed by Gliders
2. Juan Gabriel Correa Pérez Frontal Instabilities and Air-Sea Exchange in a Loop Current Eddy: A Glider Perspective
3. Wren Stuart Lagrangian statistics in simulations of submesoscale baroclinic instability, frontogenesis and frontal arrest
4. Arooba Nawaz On the impact of turbulent mixing on frontogenesis in the surface mixed layer
1. Maximo Garcia-Jove Frontal Decay and Formation of Submesoscale Cyclonic Eddies Driving Vertical Transport
2. Marco Schulz Subduction driven by an active Submesoscale Density Front in the Eastern Boundary Upwelling System off Northwest Africa
3. Anne Durif Upper ocean reconstruction with neural networks from satellite and in situ data in Western Mediterranean
4. Tongya Liu The Global Map of Ocean Strain Revealed by SWOT
5. Nadine Steiger Dynamics and impact on transport patterns of downwelling events using glider, HF radar and model data in the SE Bay of Biscay
6. Ricardo B. Bourdon Underwater Glider Observations of Submesoscale Frontogenesis at the Arctic Front Near Jan Mayen
7. Peng Zhan Submesoscale Vertical Heat Flux Amplifies a Cross-Scale Positive Feedback in the Western Arabian Sea
8. Kai Salm Submesoscale Processes Linking Mesoscale Forcing to Fine-Scale Tracer Structure
9. Ayah Lazar Role of Submesoscale Processes in Levantine Intermediate Water Formation in the Southeastern Levantine Basin
10. Nicole Delpeche-Ellmann Transverse Coastal Upwelling Fronts in the Baltic Sea: Surface Signatures and Subsurface Dynamics
11. Apolline Dekens Characterizing Lagrangian particle clustering in submesoscale ocean fronts
12. Juncheng Zhang Learning Ocean Submesoscale Turbulent Heat Transport by Machine Learning
13. Marianthi Pateraki Meso- and submesoscale features captured by glider and satellite observations in the central Red Sea
14. Manh Cuong Tran Mapping Fine-Scale Transport Pathways in the Red River Plume Using Integrated Velocity Observations
15. Elisabet Verger-Miralles Reconstruction and dynamical decomposition of vertical velocities from SWOT and in-situ observations
16. Chiara de Geeter How marine autonomous systems can bridge gaps in submesoscale observations: A review
17. Kim Cuong Nguyen ?
1. Théo Garcia Phytoplankton assemblages across fine-scale structures in the Mediterranean Sea
2. Christine Gommenginger AEROSTATS: An Airborne Remote Sensing System for Early Detection of Tipping Points in the Greenland Ice Sheet and North Atlantic Subpolar Gyre
3. Yackar Mauzole Observations of coastal filaments in the Bay of Bengal
4. Louise Rousselet SWOT and the Mediterranean Sea fine-scale dynamics: observability and improvement in coastal processes detection
5. Cuong Tran Demonstrating the utility of SWOT in Observing Fine-Scale Dynamics in the East Australian Current System
6. Farzana Akram A Review of Remote Sensing Techniques for Investigating Submesoscale Ocean Dynamics: Focus on Ocean Temperature and Topography
7. Benjamin Loveday Observing submesoscale processes with satellite data from EUMETSAT
8. Mathilde Cancet SWOT to study small-scale coastal dynamics in the Northwestern Mediterranean Sea: the case of North Current intrusions on the Gulf of Lion shelf
9. Alice Laloue Characterization of Oceanic Cascade of Energy: Toward the submesoscale
10. Juan Manuel López Contreras An advection-based neural network for reconstructing mesoscale surface currents from tracers
1. Leon-Cornelius Mock eINALT100: Towards resolving the submesoscale
2. Wei Wu Bidirectional Kinetic Energy Cascade in Ocean Surface Circulation Revealed by Surface Drifters
3. V. R. Krishna Priya Two-dimensional turbulence over topography of varying roughness
4. Yiguo Li Continuous Data Assimilation in Quasi-Geostrophic Turbulence
5. Sarah Snider Diagnosing Submesoscale Energy Cascades from Anisotropic Structure Function Decompositions
6. Vincent Mokuenko Topography-generated submesoscale coherent vortices near the mid-Atlantic ridge: on the cyclone-anticyclone asymmetry
1. Monique Messie Submesoscale response to coastal upwelling from physics to plankton ecology
2. Mathurin Choblet Assessing horizontal and vertical resolution requirements for coupled physical–biogeochemical modeling of hypoxia and the Cold Intermediate Layer in the Black Sea
4. Igor Shulman Comparisons of submesoscale processes at frontal areas on West and East coasts of US, Bay of Bengal, India and southwest of Svalbard, Norway
5. Eric Wolanski ?
6. Suhas Shetye Mesoscale eddy dynamics shape Coccolithophore biogeography in the Arabian Sea
7. Mayuri Raut Rapid Response of Centric Diatoms to Nitrogen Pulses in a Warming Arabian Sea
1. Yingzhi Xu Submesoscale Spirals Fuel Island-Wake Chlorophyll Blooms
2. Huyen T. Tran Small-scale eddies detected by VHF radar in the Western Scheldt, Netherlands
3. Matthew Lobo The indirect effects of bottom topography on surface boundary layer submesoscale turbulence
4. Sonaljit Mukherjee Regime-dependent impacts of simulated offshore-windfarm drag on shelf-sea stratification and turbulence in the North and Baltic Seas
5. Maren Elisabeth Richter Submesoscale eddies in ice shelf cavities, results from a 200 m horizontal resolution model of the Amundsen Sea embayment
6. Evridiki Chrysagi Storm-Forced Interior Submesoscale Turbulence Over Sloping Topography
7. Keguang Wang On the seasonal evolution of submesoscale processes along the Norwegian coast: A model study
8. Jabeen Safeer Submesoscal Dynamics Along the Agulhas Ring Path
1. Rajarshi Chattopadhyay Internal tide-eddy interactions and formation of internal wave continuum
2. Zhiyu Liu Wide-swath satellite altimetry unveils an unprecedented panorama of oceanic internal gravity waves
3. Mayank Kumar Bijay Unsupervised diffusion-based parametrization for submesoscale oceanic turbulence