state of Michigan. Located within Green Lake Township, Grand Traverse County, Duck Lake is one of two lakes the forms the isthmus of Interlochen, the other being Green Lake. Duck Lake and Green Lake form part of the headwaters of the Betsie River, which flows west from Green Lake through Benzie County to Lake Michigan at Frankfort and Elberta. Duck Lake is about southwest of Traverse City.

Geographic entities mentioned:
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