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The Top 10 Deepest FreshWater in the World

Hornindalsvatnet Crater 514 m Depth (m): 514, Depth (ft): 1686, 1686 ft Depth (m): 594, Depth (ft): 1949, Depth (mi): 0.32 Depth (mi): 0.37 Hornindalsvatnet Region: 10 Region: Oregon, 's deepest lake, Hornindalsvat- A volcanic eruption and partial 586 m net is a freshwater fjord-like lake. collapse of Mount Mazama around Though official measures put the lake’s 1923 ft 5700 BC created the caldera that depth at 514 meters, it may be almost would later form modern day Crater one hundred meters deeper, around Lake. Unique in location and age, the 612 meters. lake contains no native fish popula- Buenos Aires Lake or tions, though stocked sporting fish have created several sustainable Buenos Aires Lake or Gen- breeding populations. eral Carrera Lake 7 590 m 1936 ft Depth (m): 586, Depth (ft): 1923, Depth (mi): 0.36

Lake Matano Region: and Depth (m): 614, Depth (ft): 2015, Depth (mi): 0.38 594 m A glacially fed lake located on the of Chile and Argentina, General Region: Northwest Territories, 1949 ft Carrera is cradled by the . 9 Located in the far north, Great Slave freezes each winter with an ice sheet thick enough to support a road. Lake Matano Locals use the ice road to transport 614 m Depth (m): 590, Depth (ft): 1936, goods between coastal cities. The 2015 ft Depth (mi): 0.37 lake was named after the Slavey Indian population of the region, a Region: Sulawesi, First Nations people of the Dene Great Slave Lake group. An important freshwater resources for Indonesia, Lake Matano is currently8 threatened by nickel mining, which increases sediment load in the lake -- via direct contamination and increased run-off from deforestation. 6 706 m 2316 ft Lake or Lake Nyasa or Lake Nyasa Lake Depth (m): 706, Depth (ft): 2316, Depth (mi): 0.44 Depth (m): 1470, Depth (ft): 4823, Depth (mi): 0.91 836 m Region: , and 2742 ft Malawi Region: Tanzania, Democratic Repub- lic of Congo, and Lake The third largest lake in , Lake Malawi contains more fish species than Tanganyika’s depth and tropical O'Higgins-San Martín any other lake in the world. With more location prevent normal lake “turn- than 500 species, the lake is a hotbed over,” leaving the deepest portions of for and a vital the lake anoxic and lifeless. The research ground for evolutionary western shores of the lake were once 900 m biologists. used as a training ground by Che 5 Guevara who hoped to aid congolese 2950 ft guerilla forces in the mid 1960s. Lake O'Higgins-San Martín 2 Depth (m): 836, Depth (ft): 2742, Depth (mi): 0.52

Region: Chile and Argentina Known as O’Higgins in Chile and as Depth (m): 1637, Depth (ft): 5369, San Martín in Argentina, the lake’s Depth (mi): 1.02 unusual shape consists of eight distinct branches or arms. The steep wind- Region: , swept mountains around the lake remained mostly uninhabited until the Also the world most voluminous early 1900s. lake, Baikal contains more freshwater 4 than the entire U.S. Great Lakes Lake Vostok region. With 80 percent of Baikal’s wildlife existing nowhere else in the Depth (m): 900, Depth (ft): 2950, world, it is one of the most biodi- Depth (mi): 0.56 verse lakes on the planet. 1470 m 4823 ft Region:

Lake Tanganyika A , Vostok was first discovered under the ice sheet of Antarctica in 1973. Its super - ated water may contain unique yet-to- be discovered life. 3 Image Credits 1 Tanganyika credit: http://www.world-traveller.org/ and say, published under a Creative Commons Attribution-Non- Commercial-Share Alike 2.0

O'Higgins credit: http://www. ickr.com/people/betoscopio/ and published under a Creative Commons Attribution-Share Alike 2.0

Lake Matano credit: http://www. ickr.com/photos/hendrasaputra/377254847/ Creative Commons Attribution 2.0 1637 m General Carrera Lake credit: http://www. ickr.com/photos/luisanto23/2926392679/ 5369 ft Creative Commons Attribution-Noncommercial-Share Alike 2.0

Lake Baikal credit: http://www. ickr.com/photos/stoppinglight/540392053/ Creative Commons Attribution-Noncommercial-Share Alike 2.0