Natalie Pickartz¹, Wolfgang Rabbel¹, Robert Hofmann², Knut Rassmann³, Nils Müller-Scheeßel², Ivan Cheben⁴, Martin Furholt⁵, Johannes Müller², Dennis Wilken¹, Tina Wunderlich¹ and Stefan Dreibrodt⁶, (1)Kiel University, Institute of Geosciences - Applied Geophysics, Kiel, Germany, (2)Kiel University, Institute of Pre- and Protohistoric Archaeology, Kiel, Germany, (3)German Archaeological Institute, Romano-Germanic Commission, Frankfurt a.M., Germany, (4)Archeologický ústav SAV, Nitra, Slovakia, (5)University of Oslo, Department of Archaeology, Conservation and History, Oslo, Norway, (6)Kiel University, Institute for Ecosystem Research, Kiel, Germany