Scientists have not agreed on the technical, formal differences between a pond and a lake, though in practice, a pond is not as deep or large as a lake. Whether a body of water is called a pond or lake usually depends on... More »

The main difference between saltwater and freshwater is the salinity content. Both contain salt or sodium chloride, but freshwater contains only small amounts of salt. More »

Lake Erie has an average depth of 62 feet and a maximum depth of 210 feet. The entire lake has a volume of 116 cubic miles, with a surface area of 9,910 square miles and 871 miles of shoreline. Lake Erie is the shallowes... More »

Lake Tahoe is 1,645 feet deep and is the second-deepest lake in the United States. The lake's average depth is 1,000 feet and its surface area is 191 square miles. It is 22 miles long and 12 miles wide. More » Geography Bodies of Water

Lake Michigan is 118 miles wide. The lake is 307 miles long and 925 feet deep at its deepest point. The surface of Lake Michigan covers 22,300 square miles. More » Geography Bodies of Water

Southwestern Louisiana's Lake Charles has a maximum depth of roughly 40 feet. While much of the lake is shallower, the Calcasieu Ship Channel at the western side of the lake was dredged to enable large vessels to pass th... More » Geography Bodies of Water

Lake Pontchartrain has a mean depth of 10 to 16 feet, according to the Encyclopaedia Brittanica. Located in southeastern Louisiana, the lake is 40 miles long and has a maximum width of 25 miles. It covers an area of 630 ... More »