The Gonic River is a small waterway located in the state of New Hampshire, USA. It flows through the towns of Rochester and Gonic, eventually joining the Salmon Falls River. The river is approximately 10 miles long and is known for its scenic beauty and natural surroundings. The Gonic River is part of the larger Merrimack River watershed. It provides a habitat for various wildlife species and offers recreational opportunities such as fishing and kayaking. The river's banks are lined with trees and vegetation, making it a peaceful spot for nature enthusiasts.