The Whitefish River is an river on the Upper Peninsula of the U.S. state of Michigan. The mouth of the river is in Delta County at on the Little Bay De Noc of Lake Michigan. The main branch of the river is formed by the confluence of the east and west branches at . The east branch rises out of Trout Lake in southwest Alger County. The west branch rises in southeast Marquette County. References See also Laughing Whitefish River, which flows north through Alger County Rivers of Michigan Rivers of Alger County, Michigan Rivers of Delta County, Michigan Rivers of Marquette County, Michigan Tributaries of Lake Michigan Wild and Scenic Rivers of the United States