A New Optical Oxygen Sensor Reveals Spatial and Temporal Variations of Dissolved Oxygen at Ecohydrological Interfaces

Tanja Brandt1, Christian Schmidt2, Jan H Fleckenstein3, Michael Vieweg1 and Astrid Harjung4, (1)Helmholtz Centre for Environmental Research UFZ Leipzig, Leipzig, Germany, (2)Helmholtz Centre for Environmental Research - UFZ, Leipzig, Germany, (3)Helmholtz Centre for Environmental Research UFZ Leipzig, Hydrogeology, Leipzig, Germany, (4)Universitat de Barcelona, Barcelona, Spain