Following the arctic storm that drove everyone to shore; Shawn embarks on a marathon dive; Kris unveils a diving relay with The Reaper's new diver Shaunna; Emily takes another desperate shot at TOMCOD gold.
Each season of the show follows a different group of dredgers, those who search for gold in shallow waters, at the bottom of the sea or even ocean. They often collect paydirt, ground from the seabed that contains some precious ore.