From the mouth of the Morin river, the current successively follows the course of the Rivière aux Écorces on towards the northeast, the course of the Pikauba River on generally towards the north, crosses Kenogami Lake on towards the northeast until barrage de Portage-des-Roches, then follows the course of the river Chicoutimi on to the east, then the northeast and the course of the Saguenay river on east to Tadoussac where it merges with the Saint Lawrence estuary .