Latest: Enforcement of existing by-laws could help alleviate 'incredibly dangerous' quads and scramblers – FF

Latest: Gardaí are appealing for information after a man was seriously injured by a scrambler motorbike in Darndale Park in Dublin.

Update - 5.43pm: Fianna Fail TD for Dublin Bay North, Sean Haughey has said that stricter controls are needed to improve the safety of deadly quad bikes and scramblers.

The Deputy was commenting following an incident involving a scrambler on Saturday afternoon in Darndale Park, North Dublin which left one man in a serious condition at Beaumont Hospital.