World Fish Migration Day – Baffles

World Fish Migration Day – Baffles

World Fish Migration Day – Baffles Road and rail culverts and bridge aprons also impede migration of fish. This can be significantly improved by the installation of baffles on the bed of the culvert to provide a diversity of flow. The bridge apron of the A71...
World Fish Migration Day – Howden Rock Ramp

World Fish Migration Day – Howden Rock Ramp

World Fish Migration Day – Howden Rock Ramp On the main stem of a river large scale interventions are required to ensure fish passage is provided for all fish species. If removal is not possible (due to infrastructure or other reasons) then a rock ramp which...
World Fish Migration Day – Barriers to Fish Migration

World Fish Migration Day – Barriers to Fish Migration

World Fish Migration Day – Barriers to Fish Migration Man-made weirs (known as barriers to fish passage) cause a major impact on migratory fish around the Forth. The map below shows that impact visually based on barrier locations with section of the rivers...