1. Institute of Urban Water Management and Environmental Engineering, Department of Civil and Environmental Engineering Ruhr‐Universität Bochum Universitätsstr. 150 Bochum 44801 Germany
2. Embrapa Agroindústria Tropical. Rua Dra. Sara Mesquita Rua Dra Sara Mesquita, 2270 Fortaleza Ceara 60511‐110 Brazil
3. Department of Hydraulic and Sanitation São Carlos School of Engineering, University of São Paulo Av. Trabalhador são‐carlense, 400 São Carlos São Paulo 13566‐590 Brazil
4. Centrum for Applied GeoSciences University of Tübingen Hölderlinstr. 12 Tübingen 72074 Germany
5. Institute of Marine Science, Federal University of Ceará. Avenida da Abolição Av. da Abolição, 3207 Fortaleza Ceara 60165‐081 Brazil