New recruit Sherl hopes to restore faith with his bosses on Team Cook, and Clarry's Indigenous clients dream of building a new life on their ancestral lands using proceeds from caught bulls.

Bryce races out early. Myles tops the tally-board and Jack remains grounded. A mystery skipper enters the picture.

A Mississippi River interstate crossing is discovered to be in danger of imminent collapse in Memphis; experts uncover severely compromised load-bearing tension members with a catastrophic weakness.

Orca research, ancient K'ómoks fish traps, and a salmon hatchery - on BC's coast, the past is teaching the future how to survive.

The Mackies receive a six-figure offer for their gold lease, the Wanderers are forced to swallow their pride to keep their operation afloat, and bushfires force Jacqui and Andrew to new ground.

The Desert Diggers venture underground in search of gold, Shane Calegari goes high-tech, and Sheryl and Simon scavenge for parts to fix their failing dry blower.

Mike restores a 1966 Mustang in the hope of finding a buyer with deep pockets, and Connor helps his dad sell a 1968 Plymouth Satellite.

Nika's brother quits, leaving her and Chris in the lurch at the end of the season.

The Scrappers are on the hunt in order to keep their wash plant pushing out gold, Rick struggles with 45-degree heat, and Greg rushes to the other side of Australia to be at his ill father's bedside.

The Gold Gypsies are at breaking point when they discover signs of poachers stealing gold, the Scrappers are still chasing over 62 ounces, and Rod and Eric try to repair a broken conveyor roller.

Scientists track transient orcas off California, a tugboat hauls logs through BC narrows, and a diver finds a Giant Pacific Octopus.

Donnie begs owner Dennis for a job At Swiss Diggings, and the glamorous Kimberley gets a tour of the 1870 mine's facilities and nearly throws up in disgust at the living conditions.

Nika's brother quits, leaving her and Chris in the lurch at the end of the season.

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.