The Mitis River is a river located in the province of Quebec, Canada. It flows through the Montérégie region and is a tributary of the Saint Lawrence River. The river is approximately 50 kilometers long and is known for its scenic beauty and recreational opportunities. The Mitis River is popular for activities such as fishing, kayaking, and hiking along its banks. The surrounding area features diverse wildlife and lush vegetation, making it a great spot for nature enthusiasts. The river also plays a role in local ecosystems and contributes to the region's natural landscape.