Stora Hålsjön is a medium-sized lake of about 400ha where parts of the north side are bordered by vertical rock walls. The lake is connected to Viskan through a 2km dug canal (Husån). Common fish species are perch, bream, pike, pikeperch, lake, roach, roach, whitefish, eel, tench, yarrow, vendace & snipe. .
Free fishing for children and adolescents up to the age of 15.