Matt Carlson brings his daughter Shipley to the Port Protection school to experience more of the community. New episodes of Port Protection: Alaska air Tuesdays at 9/8c on National Geographic. | Life Below Zero

Tim 'Curly' Leach heads to a creek where he believes steelhead are in order to do some fishing. New episodes of Port Protection: Alaska air Tuesdays at 9/8c on National Geographic. #LifeBelowZero | Life Below Zero

Tim 'Curly' Leach helps his neighbor, Mary Miller cut down some dangerous trees on her property. A new episode of Port Protection: Alaska airs Tuesday at 9/8c on National Geographic. | Life Below Zero

Curly Leach waits for low tide so he can rid his boat, Lil' Pelican, of barnacles and other harmful elements. | Life Below Zero

Once it gets you, there's no letting go. Don't miss the new season of #PortProtectionAlaska, premiering Tuesday, March 11 at 9/8c on National Geographic TV. Streaming soon on Disney and Hulu. | Life Below Zero