muddywater

hey i was just wondering if someone can give some help me and my buddys are kinda new at salmon trolling (we call them scuds) and we cant hook up with anything. were using flashers and flies different colours even stackin the riggers and not much action. we usually fish in 150-180 FOW and roughly 50ft down. does anybody got some good colour combos or something to try any info would be sweet!!!