A lake between southwest Ontario, Canada, and southeast Michigan. It is connected with Lake Huron by the Saint Clair River, about 64 km (40 mi) long.

• 圣克莱尔湖：位于加拿大安大略省西南密歇根洲东南之间的一个湖，通过圣克莱尔河，与休伦湖相连，流程约64公里（合40英里）