Location of study sites in the intertidal of the Central Wadden Sea, German Federal State Lower Saxony, southern North Sea.

 
 
  Part of: Markert A (2020) How dense is dense? Toward a harmonized approach to characterizing reefs of non-native Pacific oysters – with consideration of native mussels. NeoBiota 57: 7-52. https://doi.org/10.3897/neobiota.57.49196