Data from: Matching field-based ranges in brackish water gradients with experimentally derived salinity tolerances of Conrad's false mussel (Mytilopsis leucophaeata cochleata) and zebra mussel (Dreissena polymorpha)

The dataset contains the data, collected in the North Sea canal, used for the above mentioned publication of Mytilopsis leucophaeata. A readme file will give explanation of the collecting of the data.