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Lake Superior deepest point [4] on the bathymetric map. [1] Lake Superior has a surface area of 31,700 square miles (82,103 km 2), [7] which is approximately the size of South Carolina or Austria. It has a maximum length of 350 statute miles (560 km; 300 nmi) and maximum breadth of 160 statute miles (257 km; 139 nmi). [8]
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Therefore, mean depth figures are not available for many deep lakes in remote locations. [9] The average lake on Earth has the mean depth 41.8 meters (137.14 feet) [9] The Caspian Sea ranks much further down the list on mean depth, as it has a large continental shelf (significantly larger than the oceanic basin that contains its greatest depths).
The Lake Superior shipwreck coast from Grand Marais, Michigan, to Whitefish Point became known as the "Graveyard of the Great Lakes". More vessels have been lost in the Whitefish Point area than any other part of Lake Superior. [117] The Whitefish Point Underwater Preserve serves as an underwater museum to protect the many shipwrecks in this area.
Isle Royale geologic map Cross-section of the Lake Superior basin showing the tilted strata of volcanic rock that form Isle Royale. The island is composed largely of ridges, running roughly southwest-to-northeast. The main ridge, Greenstone Ridge, is over 1,000 ft (300 m) in many places.
Isle Royale is a 134,000-acre (54,200-hectare) island situated in far western Lake Superior between Grand Marais, Minnesota, and Thunder Bay, Canada. Researchers typically conduct aerial surveys ...
The Apostle Islands National Lakeshore is located in Bayfield, Wisconsin, on Lake Superior, the "largest, cleanest, and coldest of the Great Lakes." [3] The lakeshore comprises beaches, cliffs, water, and 21 islands. [4] Of its area, 42,308 acres is land and 27,232 acres is water, extending 1/4 mile from the 155 miles of shoreline. [5]
A freighter in Lake Superior hit something underwater on Saturday and started taking on water, according to the U.S. Coast Guard. The Coast Guard Great Lakes district received reports about 6:53 a ...