Mackenzie River east into the Churchill River. The eastern portion of the Mackenzie basin is dominated by vast reaches of lake-studded boreal forest and includes many of the largest lakes in North America. By both volume and surface area, Great Bear Lake is the biggest in the watershed and third largest on the continent, with a surface area of and a volume of . Great Slave Lake is slightly smaller, with an area of and containing of water, although it is significantly deeper than Great Bear. The third major lake, Athabasca, is less than a third that size with an area of
Lake Fork Mohican River U.S. Army Corps of Engineers dam causes the river to form Mohicanville Lake. Lake Fork Mohican River The Lake Fork is a tributary of the Mohican River, 14.7 miles (23.7 km) long, in north-central Ohio in the United States. Via the Mohican, Walhonding, Muskingum and Ohio Rivers, it is part of the watershed of the Mississippi River, draining an area of 344 square miles (891 km²). The Lake Fork is formed by the confluence of the Jerome Fork and the Muddy Fork in southeastern Ashland County, and flows generally south-southwestwardly into northwestern Holmes County, where it joins the Mohican River,