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Lake Duluth; 11,500 – 11,000 YBP [13] in the western half of the Superior basin. [1] Glacial Lake St. Louis occupied St. Louis Bay at the southern tip of modern Lake Superior. Lake Keweenaw; 12,500 – 12,000 YBP [1] in the western Superior basin. [1] Atlantic Ocean. Lake Albany in the valley of the Hudson River. [14]
Surface elevation. 7.6–18.3 m (25–60 ft) Islands. 6. Lake Cahuilla (/ kəˈwiː.ə / kə-WEE-ə; [1][2][3] also known as Lake LeConte and Blake Sea) was a prehistoric lake in California and northern Mexico. Located in the Coachella and Imperial valleys, it covered surface areas of 5,700 km 2 (2,200 sq mi) to a height of 12 m (39 ft) above ...
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]
The ancient sea, which existed from the early Late Cretaceous (100 Ma) to the earliest Paleocene (66 Ma), connected the Gulf of Mexico to the Arctic Ocean. The two land masses it created were Laramidia to the west and Appalachia to the east. At its largest extent, it was 2,500 feet (760 m) deep, 600 miles (970 km) wide and over 2,000 miles ...
The Rio Grande cutthroat trout (Oncorhynchus virginalis virginalis) [2], a member of the family Salmonidae, is found in northern New Mexico and southern Colorado in tributaries of the Rio Grande. [3][4] It is one of 9 subspecies [2] of the Rocky Mountain cutthroat trout [2][5][6][7] native to the western United States, and is the state fish of ...
September 4, 2024 at 3:12 AM. Fossils predating the dinosaurs by hundreds of millions of years have been found in a paving stone in a Scottish city centre. Thousands of people have walked over the ...
Folsom site. Folsom site or Wild Horse Arroyo, designated by the Smithsonian trinomial 29CX1, is a major archaeological site about 8 miles (13 km) west of Folsom, New Mexico. It is the type site for the Folsom tradition, a Paleo-Indian cultural sequence dating to between 11000 BC and 10000 BC. The Folsom site was excavated in 1926 and found to ...
The Great Lakes (French: Grands Lacs), also called the Great Lakes of North America, are a series of large interconnected freshwater lakes spanning the Canada–United States border. The five lakes are Superior, Michigan, Huron, Erie, and Ontario. (Hydrologically, Michigan and Huron are a single body of water, as they are joined by Straits of ...