Amer

The Amer is a river in the Dutch province of North Brabant. It is a continuation of the Bergse Maas river from the river Donge near Raamsdonksveer to the point where it joins the river Nieuwe Merwede to form the Hollands Diep estuary, and has a total length of approximately 20 kilometres (12 mi). The Amer is a major navigation route. It forms the south boundary of the Biesbosch National Park.