]> 2026-04-20T23:57:33+00:00 Weirs 0 en Weirs Case study:Environmental design Mandalsvassdraget 500 en Environmental design Mandalsvassdraget Case study:Letting the Dove Flow 500 en Letting the Dove Flow Case study:Burton Weir (Upper) Fish Pass Project 500 en Burton Weir (Upper) Fish Pass Project Hydromorphological quality motivation 102 en Hydromorphological quality motivation Pre-project morphology 102 en Pre-project morphology Specific mitigation motivation 102 en Specific mitigation motivation