Hydraulic visibility and effective cross sections based on hydrodynamical modeling of flow lines gained by satellite altimetry

PierreAndré Garambois, INRAE, RECOVER, Aix-Marseille University, AQUA (Dept. of waters), Aix-en-Provence, France, Stephane Calmant, IRD, Toulouse Cedex 09, France, Hélène Roux, Institut de Mécanique des Fluides de Toulouse (IMFT) - CNRS, Toulouse, France, Adrien Paris, LEGOS, Toulouse, France, Jerome Monnier, University INSA & Mathematics Institute of Toulouse, Toulouse cedex 4, France, Sylvain Biancamaria, Observatory Midi-Pyrenees, Toulouse, France and Joecila Santos da Silva, RHASA/UEA, Manaus, Brazil