Supporting data for the publication: Rapidly migrating secondary bedforms can persist on the lee of slowly migrating primary river dunes

<i>The dataset contains supporting data for the publication Rapidly migrating secondary bedforms can persist in the lee of slowly migrating primary river dunes (2020), Zomer et al.</i><i>The dataset includes ADCP data (including GPS and heading data) and bathymetric data interpolated on an equidistant grid with a horizontal resolution of 0.1m and a vertical resolution of 0.01m. </i><i>The data was acquired on October 11, 2018 in the river Waal. </i>