Plot

The boat crew's discovery of a man who has had his hand nailed to a tree by his neighbour leads the detectives into the investigation of his wife's disappearance and as they later learn, murder.

Beneath its surface exists a playground for the murky underworld, a place of illicit rubbish dumps. pollution hazards, the remnants of huge drug hauls, and a graveyard of bodies from years of suicides, accidents and murders. That's the world of the WATER RATS, and elite bunch of 70 brave men and women guarding the harbour against all the elements that threaten to foul the blue waters. With the breathtaking actions stunts, thrilling races against time, chases across both waves and wharves, intrigue mystery, triumphs, heartbreak, love, lust and laughter, WATER RATS is a compelling drama from Southern Star and the Nine Network.