Great, great advice everyone. I think what I set out as my initial parameters are still accurate; lightweight, stable, etc. The link explaining stability was wonderful. I will still probably go with a double, I anticipate having a partner 50% of the time.

This cedar plank canoe, the seller is saying it is "fiberglassed"....same as epoxy or something that requires extensive upkeep? I dont mind some upkeep, it is a beautiful peice of work as well. Have a look and tell me what you think;

http://milwaukee.craigslist.org/boa/594656852.html

Again, thanks everyone for all the advice