Rijkswaterstaat, the Municipality of Rotterdam, Boskalis and Reefy are testing the Reefy artificial reef system to support nature restoration and conservation efforts in the tidal area of the river Meuse, as part of the “Groene Poort” or “Green Gate” project.
After careful preparation and in close collaboration with all the partners, 17 Reefy modules were assembled underwater by Boskalis in under 3 days. The artificial reef is approximately 25 meters long and 3 meters high which makes it...
https://maritime-professionals.com/rotterdams-river-rejuvenated/