Great Lakes are estimated at 900 trillion. The influx of parasitic lamprey populations after the development of the Erie Canal and the much later Welland Canal led to the two federal governments of the US and Canada working on joint proposals to control it. By the mid-1950s, the lake trout populations of Lakes Michigan and Huron were reduced, with the lamprey deemed largely to blame. This led to the launch of the bi-national Great Lakes Fishery Commission. "The Great Lakes: An Environmental Atlas and Resource Book" (1972) noted: "Only pockets remain of the once large commercial fishery." But, water quality improvements realized
Great Lakes and St. Lawrence Governors and Premiers Great Lakes and St. Lawrence Governors and Premiers The Conference of Great Lakes and St. Lawrence Governors and Premiers is a North American organization led by the government chief executives from the Canadian provinces Ontario and Québec and the US states Illinois, Indiana, Michigan, Minnesota, New York, Ohio, Pennsylvania, and Wisconsin. Through the organization, they seek to grow the region’s economy and protect the Great Lakes. The organization began in the 1980s as the Council of Great Lakes Governors to encourage and facilitate environmentally responsible economic development. The Council now serves as secretariat to the Governors’ Compact Council and the