Firefighters responded to reports of a small grass fire covering approximately 50sqm yesterday afternoon at Carrick-a-Rede island.
A fire break was created around the fire to prevent it spreading and Firefighters used 5 beaters and a knapsack sprayer to extinguish the fire.
A NIFRS spokesperson said that 'cause of the fire is believed to have been deliberate ignition.'
The Carrick-a-Rede Rope Bridge is a rope bridge near Ballintoy. The bridge links the mainland to the tiny island of Carrickarede.
It spans 20 metres and is 30 metres above the rocks below.