Lake Superior National Marine Conservation Area the heart of the preserve. Historic shipwrecks lie on the seabed of the Lake Superior National Marine Conservation Area, including the Gunilda at Rossport. The shores have two areas of First Nation pictographs and Sibley Peninsula has archaeological sites from Paleoindian, archaic, and woodland settlements. Lake Superior National Marine Conservation Area Lake Superior National Marine Conservation Area is a National Marine Conservation Area (NMCA) on the north shore of Lake Superior in Ontario, and is a unit of the national park system. Established on September 1, 2015, it is the largest freshwater marine protected area in the world. Although national
Poyang Lake Poyang Lake Poyang Lake (, Gan: Po-yong U), located in Jiangxi Province, is the largest freshwater lake in China. The lake is fed by the Gan, Xin, and Xiu rivers, which connect to the Yangtze through a channel. The area of Poyang Lake fluctuates dramatically between the wet and dry seasons, but in recent years the size of the lake has been decreasing overall. In a normal year the area of the lake averages . In early 2012, due to drought, sand quarrying, and the practice of storing water at the Three Gorges Dam the area of the lake reached