of 5 to(-) 13 km/h. With the opening of the causeway gates in April 2010, the river is flushing itself of ocean silts, and the bore is returning to its former size.

The Mi'kmaq were the first to settle near the river, who used it as part of a portage route between Shubenacadie and the village of Petitcodiac, where they had a winter camp. In 1698, the region was colonized by Acadians