Ahead of its TCA session today, the National Geographic Channel has renewed Wicked Tuna: North vs South for a second season to film in early 2015 and Life Below Zero for a third to premiere on April 9. Additionally, the cable network has picked up another Arctic series from the producers of Life Below Zero, Port Protection, and has set a February 15 premiere date for Season 4 of Wicked Tuna. (watch exclusive video)

New survival series Port Protection, from Life Below Zero producer Adjacent Prods., is set in the depths on the Alaskan rain forest and revolves around a group of self-determined individualists who have taken refuge from the modern world in order to fashion a life of their own making. To survive they’ll have to acquire food, fuel and shelter as well as protect themselves from wolves, bears and the unknown.

Natgeo channelWicked Tuna is coming off a third season that ranked it as the highest-rated series in channel history, averaging a 0.7 P25-54 in 2014. Season 4 will see the return of Captain Dave Carraro and Captain Tyler McLaughlin. along with Dave Marciano of the Hard Merchandise, and Captain TJ Ott of the Hot Tuna, who is looking to redeem himself after a slow season last year. Also back is Captain Paul Hebert, Captain Bill and Donna Monte and newcomer boat Drama, captained by Paul Cheney. Check out video of the show open above.

Spinoff Wicked Tuna: North vs South is matching the success of its parent. It was the channel’s highest-rated new series for 2014, and the highest-rated summer series in channel history. The series premiere on August 17 scored a 0.7 P25-54, matching the series average of parent series Wicked Tuna, while averaging over 1.1 Million Total Viewers P2+. Both series are produced by Pilgrim Studios. 

Season 2 of Life Below Zero wrapped with a 0.6 P25-54 to rank as the channel’s second highest-rated series in 2014, while driving the highest Thursday night ratings in channel history in the key P25-54 demo, according to the network.