Another website that you might find interesting: Most Beautiful Villages: http://tinyurl.com/78ln9

It includes many on the St. Lawrence in the area you will be travelling. See especially Metis sur Mer (near Reford Gardens) and Saint Joseph de la Rive and Les Eboulements (near Ile aux Coudres).

Overall good site: http://www.bonjourquebec.com/

You might also be interested in Tadoussac on the Saguenay River. The river is known for its fjords and whalewatching.

Frances Toronto, Canada