Todd Meadows -- the star of "Deadliest Catch" who died while filming Season 22 -- said fishing in Alaska was one of his "dreams" ... right before the tragedy that claimed his life. Discovery Channel released a behind-the-scenes clip of Meadows on YouTube Friday ... in which he says it has "been one of my dreams and goals to make it up here. I’ve been to Alaska a few times, but never to fish, just to vacation and to hang out with family.” He says he took the gig to teach his kids -- he was a