This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1002/esp.4727 This article is protected by copyright. All rights reserved. Liang Geng (Orcid ID: 0000-0003-2121-027X) Gong Zheng (Orcid ID: 0000-0001-8803-1140) D'Alpaos Andrea (Orcid ID: 0000-0003-1172-8278) Assessing the relative contributions of the flood tide and the ebb tide to tidal channel network dynamics Liang Geng 1,2 , Zheng Gong 1,* , Zeng Zhou 1 , Stefano Lanzoni 2 , Andrea D'Alpaos 3 1 State Key Laboratory of Hydrology-Water Resources and Hydraulic Engineering, Hohai University, Nanjing, China 2 Department of ICEA, University of Padua, Padua, Italy 3 Department of Geosciences, University of Padua, Padua, Italy