Permit delays devastate the Poseidon Crew's hope of a massive payday, a torrential downpour forces Shane and Russell to evacuate their dig site, and the Ferals finally uncover a rich patch of gold.

As Jacqui and Andrew are targeted by potential gold thieves, Marcus, Linden and Dale hunt in ground close to the site of the biggest nugget ever found in Western Australia.

Ken fights a double mutiny when his plant and a crew member go rogue, Cam's veteran welder is struck down and airlifted to hospital, and a bear forces Karl's crew to gun for their lives.

Driven by a severe crew shortage, the fleet relies on unproven greenhorns to salvage the season. Adam's teenage nephew faces the Gulf's hidden dangers in the dark.

Inside Clayton County Jail, an overcrowded, deteriorating facility, daily life is shaped by violence, contraband, and infestations that test every housing unit.

A mechanical failure puts Brent's son Cayden to the test, a fuel theft grinds the Mackies' operation to a halt, and the Wanderers race to secure a crucial gold deal before a week's end.

After a hundred years of constant digging, fresh ground is rare in the Gemfields; Rowan Richardson drags an old drilling rig out to test a new claim, but he digs up a lot more than he bargained for!

Log barge crews push through cold and chaos on Hecate Strait, while commercial diving students face the toughest training on the planet.

The Dust Devils are poised to smash the biggest season tally in 'Aussie Gold Hunters' history, the Goldtimers finally hit paydirt, and the Gold Gypsies' gold dream could finally be over.