Dr. Manita Chouksey

Expertise

Theoretical Oceanography, Internal Waves, Balanced Flows, Eddy-Wave Interactions, Wave-Wave Interactions, Instabilities, Geophysical Fluid Dynamics, Ventilation Pathways, Lagrangian backtracking, Machine Learning

Projects

• SkaMix-WMT: Watermass transformation and small-scale mixing in Skagerrak
  DFG - Deutsche Forschungsgemeinschaft (01.09.2025 - 31.10.2028)
• SFB-TRR: SFB/TRR 181 Energy transfers in the Atmosphere and Ocean
  DFG - Deutsche Forschungsgemeinschaft (01.07.2016 - 30.06.2028)

International Roles

• Co-Chair CLIVAR's Global Ocean Model Development Panel (OMDP)
• Associate Editor for the Journal of Advances in Modeling Earth Systems (JAMES), an American Geophysical Union (AGU) Journal

PhD Supervision at IOW

Amjad Hasan Peringampurath (Main Supervisor) Internal wave generation by stimulated emission in realistic oceanic flows. Project: TRR181-SFB DFG Subproject L2: Quantifying Dynamical Regimes in the Ocean and the Atmosphere

Torben Arne Voß (Co-Supervisor) Water mass transformation processes in the Skagerrak. Project: SkaMix-WMT DFG

Invited Keynote Presentations

2026	The Balance Conundrum. Workshop on "Perspectives and challenges in Geophysical Fluid Dynamics". July 2026, Paris, France.
2024	Nonlinear internal gravity wave generation by balanced flow. AGU session “Oscillations in Internal Fluid Layers of Planets, Moons, and Stars”. American Geophysical Union Fall Meeting 2024. Washington D.C., USA. Determination of balance in geophysical flows. Climate Process Team Annual Meeting on “Ocean Transport and Eddy Energy”. August 2024, USA.
2023	Eddy-wave interactions and ocean mixing. 11th Warnemünde Turbulence Days on "Linking mixing and circulation at various scales". September 2023, Germany.
2021	On the existence and role of an interface between the slow and fast manifolds. 10th Warnemünde Turbulence Days on "Interfaces and turbulent boundary layers". September 2021, Germany, online.
2020	Energy transfers between balanced and unbalanced motions in geophysical flows. SIAM Conference on “Mathematics of Planet Earth”. August 2020, USA, online. Energy transfers between balanced and unbalanced motions. EGU session “Mathematics of Planet Earth”, European Geophysical Union General Assembly 2020. Austria, online.

Publications

2026

• Rosenau, S. G., M. Chouksey, and C. Eden (2026). Flow decomposition by optimal balance with time-averaging. Journal of Advances in Modeling Earth Systems, 18, e2025MS005477, doi:10.1029/2025ms005477

2025

• Voss, M., P. Holtermann, S. Ahmerkamp, D. L. Arévalo Martínez, B. Cahill, M. Chouksey, J. W. Dippner, J. Dutz, P. Feldens, J. Geersen, K. Gentsch, M. Gogina, D. Herlemann, J. Henkel, M. Kanwischer, B. Krebs, A. Kremp, A. Malissery, R. Mars, J. Müller, S. Neubert, H. Osterholz, H. Radtke, G. Rehder, K. Romoth, M. Sass, I. Sassenhagen, O. Schmale, M. v. Thenen, M. v. Weber and O. Zielinski (2025). Coastal zones of the Baltic Sea in the Anthropocene: Current state and the impact of climate change. Estuar. Coast. Shelf Sci. 326: 109504, doi: 10.1016/j.ecss.2025.109504

2024

• Burchard, H., M. Alford, M. Chouksey, G. Dematteis, C. Eden, I. Giddy, K. Klingbeil, A. Le Boyer, D. Olbers, J. Pietrzak, F. Pollmann, K. Polzin, F. Roquet, P. S. Saez, S. Swart, L. Umlauf, G. Voet and B. Wynne-Cattanach (2024). Linking ocean mixing and overturning circulation. Bull. Amer. Meteorol. Soc. 105: E1265-E1274, doi: 10.1175/BAMS-D-24-0082.1
• Saez, P. S., C. Eden and M. Chouksey (2024). Evolution of internal gravity waves in a mesoscale eddy simulated using a novel model. J. Phys. Oceanogr. 54: 985-1002, doi: 10.1175/JPO-D-23-0095.1

2023

• Chouksey, M., C. Eden, G. T. Masur and M. Oliver (2023). A comparison of methods to balance geophysical flows. J. Fluid Mech. 971: A2, doi: 10.1017/jfm.2023.602

2022

• Chouksey, A., A. Griesel, M. Chouksey and C. Eden (2022). Changes in Global Ocean Circulation due to Isopycnal Diffusion. J. Phys. Oceanogr. 52, 9: 2219-2235, doi: 10.1175/JPO-D-21-0205.1
• Chouksey, M., A. Griesel, C. Eden and R. Steinfeldt (2022). Transit Time Distributions and Ventilation Pathways Using CFCs and Lagrangian Backtracking in the South Atlantic of an Eddying Ocean Model. J. Phys. Oceanogr. 52, 7: 1531-1548, doi: 10.1175/JPO-D-21-0070.1
• Chouksey, M., C. Eden and D. Olbers (2022). Gravity Wave Generation in Balanced Sheared Flow Revisited. J. Phys. Oceanogr. 52, 7: 1351-1362, doi: 10.1175/JPO-D-21-0115.1

2021

• Tippenhauer, S., M. Janout, M. Chouksey, S. Torres-Valdes, A. Fong and T. Wulff (2021). Substantial Sub-Surface Chlorophyll Patch Sustained by Vertical Nutrient Fluxes in Fram Strait Observed With an Autonomous Underwater Vehicle. Front. Mar. Sci. 8, doi: 10.3389/fmars.2021.605225

2019

• Eden, C., M. Chouksey and D. Olbers (2019). Gravity Wave Emission by Shear Instability. J. Phys. Oceanogr. 49, 9: 2393-2406, doi: 10.1175/JPO-D-19-0029.1
• Eden, C., M. Chouksey and D. Olbers (2019). Mixed Rossby–Gravity Wave–Wave Interactions. J. Phys. Oceanogr. 49, 1: 291-308, doi: 10.1175/JPO-D-18-0074.1

2018

• Chouksey, M. (2018). Disentangling gravity waves from balanced flow. PhD Thesis, Universität Hamburg, Hamburg. doi:10.17617/2.3000108
• Chouksey, M., C. Eden and N. Brüggemann (2018). Internal Gravity Wave Emission in Different Dynamical Regimes. J. Phys. Oceanogr. 48, 8: 1709-1730, doi: 10.1175/JPO-D-17-0158.1