Here are a few links that might be helpful for you preparing your canoe trip.

www.riversnorthonline.com
Mike Rourke is offering his river guide books on this website

www.angelkaestchen.de
A specialist regarding fishing gear

www.netcamping.de
Products for camping and the outdoors

www.haciendaalemana.com
first class accomodation with German restaurant in Puerto Vallarta, Mexico

www.bike-mexico.com
bike rental and guided bike tours in Puerto Vallarta, Mexico