Deadliest Catch, Discovery Channel

In season 6, episode 15, CGI was used to illustrate the (failing) hydraulic system on the Kodiak.
Sig Hansen, captain of the Northwestern, serves as a technical advisor to the series' producers.
On September 28th, 2010, it was reported that three of the principal captains featured throughout the series' run, the brothers Andy and Johnathan Hillstrand and Sig Hansen, would not return to the show due to litigation involving the Hillstrands and Discovery Communications. On October 8, 2010, it was announced that the three captains had reached an agreement with Discovery and would return for the seventh season.