> I also want it to be a pretty boat. I was thinking of stretching it to
> about 13 ft. by immitating the top view of an existing whitewater design
> that I like the looks of, and scaling the sections to fit. Does that sound
> doable / reasonable?

I think you could build a beautiful 13 foot boat, but would it be functional?

It would be a tad too long (unwieldy) for whitewater, and due to its diminished hull length, would be a slow flatwater boat.

Just my $0.02

Shawn