Lake Onega

Lake Onega
Lake	Lake Onega
Location	Republic of Karelia, Russia
Coords	61.5°N 35.5°E
Inflow	Shuya River, Sun River, Vytegra River
Outflow	Svir River
Basin countries	Russia
Length	248 km
Width	91.6 km
Max depth	127 m
Surface elevation	33 m
Islands	1369

Lake Onega is the second-largest lake in Europe and the largest in Russia, covering an area of approximately 9,900 square kilometers. It is situated in the Republic of Karelia, near the cities of Petrozavodsk and Kondopoga, and is connected to the Baltic Sea via the Svir River and Lake Ladoga. The lake is an important part of the Volga-Baltic Waterway, which connects the Volga River to the Baltic Sea and passes through Lake Ladoga, Lake Ilmen, and the Rybinsk Reservoir. The lake's shoreline is shared by the Republic of Karelia and the Leningrad Oblast, and its waters are home to a variety of fish species, including salmon, trout, and pike, which are also found in other lakes such as Lake Baikal and Lake Teletskoye.

Geography

The lake's geography is characterized by a complex system of bays, inlets, and islands, with the largest island being Kizhi Island, which is home to the famous Kizhi Pogost, a UNESCO World Heritage Site. The lake's shoreline is approximately 670 kilometers long and features a mix of rocky and sandy beaches, as well as forested areas, similar to those found in Finland and Sweden. The surrounding landscape is dominated by the Karelian Isthmus, which separates the lake from the Gulf of Finland and is also home to the Imatra and Vuoksi Rivers. The lake's water level is regulated by the Verkhnesvirskaya Hydroelectric Station, which is located on the Svir River and is one of the largest hydroelectric power plants in Russia, similar to the Krasnoyarsk Dam and the Bratsk Dam.

Hydrology

The lake's hydrology is influenced by a number of factors, including the Shuya River, Sun River, and Vytegra River, which flow into the lake, and the Svir River, which flows out of the lake and into Lake Ladoga. The lake's water level is also affected by the Volga-Baltic Waterway, which connects the lake to the Volga River and the Baltic Sea. The lake's water chemistry is characterized by a mix of freshwater and brackish water, with a salinity level that is similar to that of Lake Ladoga and Lake Ilmen. The lake's water quality is monitored by the Russian Federal Service for Hydrometeorology and Environmental Monitoring and the Karelian Research Centre of the Russian Academy of Sciences, which also monitor the water quality of other lakes such as Lake Baikal and Lake Teletskoye.

History

The lake has a rich history, with evidence of human habitation dating back to the Stone Age. The lake was an important center of trade and commerce during the Middle Ages, with the Republic of Novgorod and the Grand Duchy of Moscow competing for control of the lake and its surrounding territories, including the Karelian Isthmus and the Gulf of Finland. The lake was also an important location for the Russian Orthodox Church, with the Kizhi Pogost being a major center of pilgrimage, similar to the Trinity Lavra of St. Sergius and the Valaam Monastery. The lake's history is also closely tied to the history of the Russian Empire and the Soviet Union, with the lake playing an important role in the Russian Revolution and the Winter War between Finland and the Soviet Union.

Economy

The lake's economy is primarily based on fishing, with the lake being an important source of salmon, trout, and pike for the Russian fishing industry. The lake is also an important location for tourism, with visitors drawn to the lake's natural beauty and historic landmarks, such as the Kizhi Pogost and the Petrozavodsk State University. The lake's economy is also supported by the Volga-Baltic Waterway, which connects the lake to the Volga River and the Baltic Sea and provides an important transportation route for goods and cargo, similar to the Suez Canal and the Panama Canal. The lake's economy is managed by the Government of the Republic of Karelia and the Federal Agency for Fisheries, which also manage the economies of other lakes such as Lake Baikal and Lake Teletskoye.

Environmental Concerns

The lake is facing a number of environmental concerns, including pollution from agricultural and industrial activities, as well as climate change, which is affecting the lake's water level and water chemistry. The lake is also home to a number of endangered species, including the Saimaa seal and the Karelian bear, which are also found in other lakes such as Lake Ladoga and Lake Ilmen. The lake's environmental concerns are being addressed by the Russian Federal Service for Hydrometeorology and Environmental Monitoring and the Karelian Research Centre of the Russian Academy of Sciences, which are working to protect the lake's natural resources and preserve its unique ecosystem, similar to the efforts being made to protect Lake Baikal and Lake Teletskoye.

Tourism and Recreation

The lake is a popular destination for tourism and recreation, with visitors drawn to the lake's natural beauty and historic landmarks, such as the Kizhi Pogost and the Petrozavodsk State University. The lake offers a range of activities, including fishing, boating, and hiking, as well as opportunities for skiing and snowmobiling in the winter. The lake is also home to a number of resorts and hotels, including the Petrozavodsk Hotel and the Kizhi Hotel, which offer a range of amenities and services for visitors, similar to those found in Finland and Sweden. The lake's tourism industry is managed by the Government of the Republic of Karelia and the Federal Agency for Tourism, which also manage the tourism industries of other lakes such as Lake Baikal and Lake Teletskoye.

Category:Lakes of Russia