drifting

Hi, I would like to fish the St. Mary's river in a few days by doing a drift in my 9' pontoon boat. I will probably stop at a couple of the local flyshops and get some advice. http://www.stmaryangler.com/ or http://www.kimberleyflyfishing.com/. Some of the drifts I have read about online are...

O.K. Some of you may know me either personally or from my seemingly pointless ramblings and jokes on the sister site BCFR. I started fishing in the late 60s as my father was more than an avid fisherman so I used to fish quite a bit; gear (rivers and salt) fly (primarily lakes) and guided salt...