Map of the Netherlands showing areas and locations (sea areas, main lakes, rivers (R.), canals and harbours) mentioned in the text.

 
 
  Part of: van der Gaag M, van der Velde G, Leuven RSEW (2024) 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). Aquatic Invasions 19(2): 169-190. https://doi.org/10.3391/ai.2024.19.2.124566