More about my favorite lake. I got this in a forward from my in-laws and had to share, since I posted all those pics the other day! Yet more reasons why I adore having the opportunity to visit and enjoy this tremendous natural wonder!
LAKE SUPERIOR FACTS
· Lake Superior contains ten percent of all the fresh water on the planet Earth.
· It covers 82,000 square kilometres or 31,700 square miles.
· The average depth is 147 metres 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 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 a foot deep.
· Lake Superior was formed during the last glacial retreat, making it one of the earth's youngest major features at only about 10,000 years old.
· The deepest point in the lake is 405 metres 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 metres 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 metres or 27 feet, making it the cleanest and clearest of the Great Lakes. Underwater visibility in some spots reaches 30 metres.
· 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 world's 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.
Yet more reasons why I adore having the opportunity to visit and enjoy this tremendous natural wonder!