the drama of discover channel's "deadliest catch" is back, season six premiered tuesday night with hot-tempered death threats and daring rescues on the high seas, but it also marked captain harris' final king crab season voyage. >> so, what i'm doing is setting across the depths, going down the hill from shallow to deep, and whatever end is best, then you concentrate on that. it's just generally crab are, you know, they're -- they might be at 43 fathoms, and that line of crab will go for ten miles. they're not at 42 and they're not at 44, but they say right at 43 for whatever reason. >> well, tom beers is the executive produce for the