Wall of bubbles protects salmon on John F Hunt dock revamp

John F Hunt Regeneration is using a marine Bubble Curtain for the first time in Europe to protect migrating salmon near its £20m job to revamp a former dockland in South Shields.
Part of the contract was to protect migrating Atlantic Salmon from acoustic trauma and possible death on their journey through the River Tyne.
John F Hunt faced restricted hours for piling work during creation of five new river walls and dock closure structures which would have added extra time and costs to the jo