 Over the length of the quest several members of the original dive team quit, either because their lives lead them elsewhere or over concerns for their safety.Several new members were brought in, including Richie Kohler, a member of the notorious "Atlantic Wreck Divers" club that had the reputation of being pirate-like and reckless in their diving philosophy.This philosophy is the complete opposite of Chatterton's, and Chatterton initially dislikes Kohler.