 He was given the responsibility for justice and exemption from the trinoda, he alone could decide a fate of life or death without the need of the authority of the King or his sheriff.In February 1309 a dispute was settled between Henry de Lacy of Castle Donington and the Abbey of Chester over the fishing rights here.Unusually the dispute was settled not with either side having rights up to the middle of the river, but with the manor of Castle Donington owning their land and the river up to the northern bank.