Why Its Called Lake Superior its called Lake SUPERIOR Pretty amazing..... Did you realize how big this lake is? LAKE SUPERIOR FACTS � Lake Superior contains ten percent of all the fresh water on the planet Earth. � It covers 82,000 square kilometers or 31,700 square miles. � The average depth is 147 meters or 483 feet. � There have been about 350 shipwrecks recorded in Lake Superior � Lake Superior is, by surface area, the largest lake in the world. � A Jesuit priest in 1668 named it Lac Tracy , but that name was never officially adopted. � It contains as much water as all the other Great Lakes combined, plus three extra Lake Eries !! � There is a small outflow from the lake at St. Marys River (Sault Ste Marie) into Lake Huron , but it takes almost two centuries for the water to be completely replaced. � There is enough water in Lake Superior to cover all of North and South America with water one foot deep. � Lake Superior was formed during the last glacial retreat, making it one of the earths youngest major features at only about 10,000 years old. � The deepest point in the lake is 405 meters or 1,333 feet. � There are 78 different species of fish that call the big lake home. � The maximum wave ever recorded on Lake Superior was 9.45 meters or 31 feet high. � If you stretched the shoreline of Lake Superior out to a straight line, it would be long enough to reach from Duluth to the Bahamas . � Over 300 streams and rivers empty into Lake Superior with the largest source being the Nipigon River � The average underwater visibility of Lake Superior is about 8 meters or 27 feet, making it the cleanest and clearest of the Great Lakes . Underwater visibility in some spots reaches 30 meters. � In the summer, the sun sets more than 35 minutes later on the western shore of Lake Superior than at its southeastern edge. � Some of the worlds oldest rocks, formed about 2.7 billion years ago, can be found on the Ontario shore of Lake Superior � It very rarely freezes over completely, and then usually just for a few hours. Complete freezing occurred in 1962, 1979, 2003 and 2009.
Posted on: Tue, 11 Mar 2014 23:45:18 +0000
Trending Topics
Recently Viewed Topics
© 2015