M.Sc. Manuela Köllner


Ocean Circulation and Climate Dynamics

 Physical Oceanography 

Office:
Phone: +40431 600 4158
Fax: +49431 600 4102
E-Mail: mkoellner(at)geomar.de

Address:
GEOMAR | Helmholtz-Zentrum für Ozeanforschung Kiel
Düsternbrooker Weg 20
Raum B 11
24105 Kiel

Research interests

  • Ocean circulation and mixing
  • Eddy dynamics, diffusive processes
  • Physical, chemical and biological interactions in the water column
  • Oxygen minimum zone dynamics

Education and Employment

  • Since 11/2012 PhD candidate at GEOMAR  Helmholtz Centre for Ocean Research Kiel, Germany, Working Title: "Lateral diffusivity from a Tracer Release Experiment in the Oxygen Minimum Zone of the tropical North East Atlantic ", Project:  SFB 754
  • 2010-2012 Master of Science in Physical Oceanography, University of Hamburg, Germany, Master’s thesis: “Signal propagation and entrainment of Denmark Strait Overflow Water as measured at Ammassalik 2007-2012”
  • 2007-2010 Bachelor of Science in Geophysics/Oceanography, University of Hamburg, Germany, Bachelor’s thesis: “Monitoring of the Greenland Sea hydrography with autonomous profiling floats”

Expeditions

  • M105, RV Meteor, project: SFB754, Research area: tropical North East Atlantic
  • M97, RV Meteor, project: SFB754, Research area: tropical North East Atlantic
  • MSM 23, RV Maria S. Merian, project: SFB754, Research area: tropical East Atlantic
  • MSM 21/1, RV Maria S. Merian, project: THOR, Research area: Northern North Atlantic
  • MSM 19/1a, RV Maria S. Merian, Research area: Namibian coastal waters
  • P 418/2, RV Poseidon, project: North Atlantic, Research area: Nordic Seas
  • M 82/1, RV Meteor, project: THOR, Research area: Northern North Atlantic
  • MSM 13/1-2, RV Maria S. Merian, Research area: Mediterranien Sea

Publications

Conference Poster:

Jochumsen, K.,  D. Quadfasel, N. Nunes, S. Dye and M. Köllner (2013): "On the modifications of the Denmark Strait overflow plume during its descent into the North Atlantic"
IAHS - IAPSO - IASPEI Joint Assembly,  
July 22-26, 2013, Gothenburg, Sweden.

Köllner, M., D. Banyte, T. Tanhua and M. Visbeck (2014): “The Oxygen Supply Tracer Release Experiment in the tropical North East Atlantic Oxygen Minimum Zone”
46th International Liege Colloquium: Low oxygen envirenments in marine, estuarine and fresh waters, May 5th-9th, 2014, Liège, Belgium.