Pyakuto

Pyakuto (Russian: Пякуто) is a freshwater lake in Yamalo-Nenets Autonomous Okrug, Russia.[1][2] The name of the lake originated in the Forest Nenets language.[3]

Pyakuto
Пякуто
Pyakuto lake ONC map section.
Pyakuto is located in Yamalo-Nenets Autonomous Okrug
Pyakuto
Pyakuto
LocationPurovsky District
Coordinates63°36′N 73°52′E
Lake typeThaw lake
Primary inflowsPyamaliakha
Primary outflowsPrungtoyagun
Catchment area278 square kilometres (107 sq mi)
Basin countriesRussia
Max. length8.5 kilometres (5.3 mi)
Max. width5.5 kilometres (3.4 mi)
Surface area32.9 square kilometres (12.7 sq mi)
Average depth380 metres (1,250 ft)
Max. depth13.5 metres (44 ft)
Surface elevation90.2 metres (296 ft)
IslandsNone

The lake lies below the Arctic circle in an area of permafrost. Its shores are low and swampy. There is a winter road passing across the lake.[4]

Geography

Pyakuto is a lake of thermokarst origin having a roughly round shape with a deep indentation in the western shore. The lake is located in the Purovsky District, at the southern end of the Yamalo-Nenets Autonomous Okrug, 30 kilometres (19 mi) to the southwest of Muravlenko. The 62 kilometres (39 mi) long Pyamaliakha flows into the lake and the 15 kilometres (9.3 mi) long Prungtoyagun flows out of it.[2][1]

Flora and fauna

On the eastern shore there is tundra moss vegetation and on the northern coniferous forest.[4] Among the fish species found in the lake, peled and humpback whitefish deserve mention.[5][6]

See also

References
  1. "P-43_44 Topographic Chart (in Russian)". Retrieved 9 June 2022.
  2. Google Earth
  3. Розен М. Ф., Малолетко А. М. (1986). Географические термины Западной Сибири. Изд-во Томского университета. p. 149.
  4. Pyakuto // Yamal: Encyclopedia of the Yamalo-Nenets Autonomous Okrug: [in 4 volumes] / Editorial Board: G. F. Kutsev (editor-in-chief) and others. - Salekhard; Tyumen: Tyumen Publishing House. State un-ta, 2004
  5. Ямало-Ненецкий национальный округ: экономико-географическая характеристика. Наука. Шапалин Б. Ф. 1965. p. 99.
  6. Промышленная гибридизация рыб. Сборник научных трудов. Vol. 195. Промрыбвод. 1983. p. 65.
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