What is the name of body water that borders Michigan?

The name of the body of water that borders Michigan is Lake Michigan. It is one of the five Great Lakes of North America, and it is located entirely within the United States. Lake Michigan is the second largest of the Great Lakes by surface area, and it has a shoreline of over 1,600 miles. The lake is home to a variety of fish species, including lake trout, salmon, and whitefish. It is also a popular tourist destination, and there are many cities and towns along its shores.