Aviv Solodoch, Hebrew University of Jerusalem, Institute of Earth Sciences, Jerusalem, Israel, Yaron Toledo, Tel-Aviv University, School of Mechanical Engineering, Tel-Aviv, Israel, Vika Grigorieva, Tel Aviv University, School of Mechanical Engineering, Tel Aviv, Israel and Yoav Lehahn, University of Haifa, Department of Marine Geosciences, Charney School of Marine Sciences, Haifa, Israel