Nature: River Monsters, 7.30pm, ITV

Fiji is Jeremy Wade’s port of call tonight as he looks into reports of people coming under attack in the area. He heads off the beaten track into the remote mountains, battling against tropical storms and unforgiving jungles in search of answers. Will the extreme angler (left) find evidence of either culprits or victims? He hears colourful stories of monstrous fish that are part of the local folklore – but how much of it can he consider to be the truth?