Where does the Indigirka River originate? The Indigirka River and its seven wonderful places

The Indigirka River flows in the northeast of Siberia, through the territory of Yakutia. The name of the river comes from the Even family name Indigir - “people of the Indi clan”. Russian explorers of the 17th century. pronounced this name as Indigirka - the same as the name of other large Siberian rivers: Kureyka, Tunguska, Kamchatka.
The Indigirka is formed by the confluence of the Khastakh and Taryn-Yuryakh rivers, in the upper reaches it flows along the Oymyakon plateau, cuts through the Chersky ridge along a narrow deep valley, in the lower reaches it flows along the Yana-Indigirka lowland. The riverbed of the Indigirka is very winding. The Indigirka is divided into two sections according to the structure of the valley and channel, as well as the speed of the current: the upper mountain (length 640 km) and the lower plain (length 1086 km).
When it flows into 130 km from its mouth, the Indigirka breaks into branches (Russkoye estuary, Sredniy and Kolyma), forming a delta with an area of ​​5.5 thousand km 2.
Almost half of the annual flow occurs during the flood period in May - July. Due to permafrost rocks along which the river flows, it is characterized by the formation of giant aufeis-taryns, and in winter time The Indigirka River in its lower reaches is completely frozen over.
Since the river is filled with rapids and rifts in many places, navigation along the Indigirka is possible only in the middle and lower reaches, from the confluence of the Moma River (406 km).
Compared to other rivers of North-Eastern Siberia, the Indigirka is not rich in fish, but what is available is valuable species: sterlet, burbot, shooting range, muksun, peled, vendace, whitefish, nelma, omul, whitefish, and flounder enters the river mouth.
The Indigirka basin is a famous gold mining area.
“All the rifts, and the rifts...” - this line from the song of the bard Alexander Gorodnitsky perfectly describes the nature of the bed of the Indigirka River.
The Indigirka flows from the southern to the northern border, crossing four geographical zones(from south to north): taiga forests, forest-tundra, tundra and arctic desert.
It was possible to study the bed of the Indigirka in detail only in 1926 by the expedition of the Soviet geologist and future academician Sergei Vladimirovich Obruchev (1891-1965), the son of the famous traveler and explorer Vladimir Afanasyevich Obruchev (1863-1956). In 1926-1935 S. Obruchev studied the Indigirka basin and for the first time established that there were industrial reserves of gold there. S. Obruchev continued and completed the study of the large mountain system in the Indigirka basin, begun by I. D. Chersky (1845-1892), and named it after the discoverer - the Chersky ridge.
Currently, Indigirka remains one of the main water transport arteries in the North-East of Russia. On its shore is North Pole cold - Oymyakon village. In 1933, a temperature of -67.7°C was recorded here. True, a number of experts consider Verkhoyansk to be the pole of cold.
Another less famous attraction of Indigirka is the abandoned city of Zashiversk. It was founded in 1639, in 1783-1805. was a county town, but after the smallpox epidemic of 1812-1856. the inhabitants abandoned it, and by the end of the 19th century it was completely deserted.


general information

Location: Siberia.
Flows through the territory Russian Federation (The Republic of Sakha (Yakutia).

Type of nutrition: mixed with a predominance of rain and melt water(snow, glacier and ice).

Source: confluence of the Khastakh and Taryn-Yuryakh rivers.

Mouth: East Siberian Sea.
Largest tributaries: right - Moma, Bodyarikha, Nera; left - Seleniyakh, Uyandina, Allaikha, Börölyoh.

Large settlements: Ust-Nera - 8385 people. (2010), White Mountain - 2194 people. (2010), Chokurdakh - 2105 people. (2010), Honuu - 2,000 people. (2012), Oymyakon - 512 people. (2012).

Numbers

Length: 1726 km.

Pool area: 360,000 km 2.
Average water consumption: 1850 m 3 /s.
Range of level fluctuations: 7.5 and 11.2 m ( higher levels in June - early July).
Solid waste: 13.7 million tons.

Climate and weather

Sharply continental.■ In the village of Chokurdakh, at the mouth of the Indigirka, one of the northern ports of Russia is located: the duration of navigation is less than three months.

Geographic Encyclopedia

The river in the east of Yakutia is 1726 km, the basin area is 360 thousand km2. It is formed by the confluence of the Khastakh and Taryn Yuryakh rivers. It flows through the Oymyakon Highlands, then cuts through the mountain range. Chersky, lower reaches in the lowlands. Flows into the East Siberian Sea, forming... ... Big encyclopedic Dictionary

INDIGIRKA, a river in the east of Yakutia. 1726 km, pl. basin 360 thousand km2. It is formed by the confluence of the Khas Takh and Taryn Yuryakh rivers. It flows through the Oyma Horse Highlands, then cuts through the Chersky ridge, the lower course in the lowlands. Flows into the East Siberian Sea ... Russian history

Exist., number of synonyms: 1 river (2073) ASIS Dictionary of Synonyms. V.N. Trishin. 2013… Synonym dictionary

A river in Russia, in the east of Yakutia. 1726 km, basin area 360 thousand km2. Formed by the merger of pp. Khastakh and Taryn Yuryakh. It flows along the Oymyakon Highlands, then cuts through the Chersky ridge, and the lower reaches in the lowlands. Flows into the East Siberian... ... encyclopedic Dictionary

Indigirka- a river that flows into the Vost. Siberian Sea; Yakutia. The hydronym Indigirka is based on Evensk. generic name Indigir people of the Indi clan (Gir Evensk plural suffix). Russian explorers of the 17th century. the name was adopted from Russian. suffix ka, which... ... Toponymic dictionary

Indigirka- river, flows into the East Siberian Sea, Sakha (Yakutia). The hydronym Indigirka is from the Even generic name Indigir - “people of the Indi clan” gir (Even plural suffix). Explorers of the 17th century. the name was adopted from Russian... ... Geographical names Far East Russia

River in the Yakut Autonomous Soviet Socialist Republic. Length 1726 km, basin area 360 thousand km2. It originates with two sources Khastakh and Taryn Yuryakh on the northern slopes of the Khalkan ridge; flows into the East Siberian Sea. The I. basin is located in the development area... ... Great Soviet Encyclopedia

The river of the Yakutsk region, irrigating the Verkhoyansk and Kolyma districts, originates on the northern slope of the Stanovoy Range and is formed from the confluence of two rivers, Omyokon and Kuidusun. I. flows into the Arctic Ocean through 4 mouths, of which the east. called Kolyma... Encyclopedic Dictionary F.A. Brockhaus and I.A. Ephron

Indigirka- (Indigirka)Indigirka, river, in Yakutia, N.V. Siberia, Russia. It flows in the north for 1,779 km, from the Suntar Khayata ridge to the East Siberian Sea, forming a wide delta... Countries of the world. Dictionary


Indigirka (Yakut. Indigiir) is a river in the northeast of Yakutia.

The hydronym Indigirka is based on the Even generic name Indigir - “people of the Indi clan” (-gir Even suffix plural). Or Dog River.

The length of the river is 1726 km, the basin area is 360 thousand km². The beginning of the Indigirka is taken to be the confluence of two rivers - Tuora-Yuryakh (Khastakh, Khalkan or Kalkan - 251 km) and Taryn-Yuryakh (63 km), which originate on the northern slopes of the Khalkan ridge; flows into the East Siberian Sea. The total length of Indigirka and Tuora-Yuryakh (Khastakh or Kalkan) is 1977 km. The Indigirka basin is located in an area of ​​development of permafrost rocks, and therefore its rivers are characterized by the formation of giant aufeis.

Photos of the Indigirka River

According to the structure of the valley and channel and the speed of the flow, Indigirka is divided into two sections: the upper mountain (640 km) and the lower plain (1086 km). After the confluence of the Tuora-Yuryakh and Taryn-Yuryakh rivers, the Indigirka flows northwest along the lowest part of the Oymyakon Highlands, turning north, cutting through a number of mountain ranges of the Chersky ridge. The width of the valley here is from 0.5-1 to 20 km, the bed is pebbly, there are many rivers, the flow speed is 2-3.5 m/s. When crossing the Chemalginsky ridge, the Indigirka flows in a deep gorge and forms rapids; flow speed 4 m/s. This area is unsuitable even for rafting. Above the mouth of the Moma River, where the Indigirka River enters the Momo-Selennyakh depression, the lower section begins. The Indigirka Valley is expanding, the channel is replete with shoals and spits, and in some places it breaks into branches. Having rounded the Momsky ridge, the Indigirka flows further along the low-lying plain. On the Abyi lowland it is very winding; on the Yano-Indigirka lowland, the Indigirka is characterized by straight long reaches 350-500 m wide. 130 km from the mouth, the Indigirka breaks into branches (main: Russian mouth, Sredny - the largest, Kolyma), forming a delta (with an area of ​​5500 km²). The mouth of the Indigirka is separated from the sea by a shallow bar.

The Indigirka River flows in the northeast of Siberia, through the territory of Yakutia. The name of the river comes from the Even family name Indigir - “people of the Indi clan”. Russian explorers of the 17th century. they pronounced this name as Indigirka - just like the names of other large Siberian rivers: Kureika, Tunguska, Kamchatka.

The Indigirka is formed by the confluence of the Khastakh and Taryn-Yuryakh rivers, in the upper reaches it flows along the Oymyakon plateau, cuts through the Chersky ridge along a narrow deep valley, in the lower reaches it flows along the Yana-Indigirka lowland. The riverbed of the Indigirka is very winding. The Indigirka is divided into two sections according to the structure of the valley and channel, as well as the speed of the current: the upper mountain (length 640 km) and the lower plain (length 1086 km).

When it flows into the East Siberian Sea, 130 km from the mouth, the Indigirka breaks into branches (Russkoe estuary, Sredniy and Kolyma), forming a delta with an area of ​​5.5 thousand km2.
Almost half of the annual flow occurs during the flood period in May - July. Due to the permafrost rocks through which the river flows, it is characterized by the formation of giant ice dams, and in winter the Indigirka in its lower reaches completely freezes over.

Since the river is filled with rapids and rifts in many places, navigation along the Indigirka is possible only in the middle and lower reaches, from the confluence of the Moma River (406 km).

Compared to other rivers of North-Eastern Siberia, the Indigirka is not rich in fish, but what is there is of valuable species: sterlet, burbot, shooting range, muksun, peled, vendace, broad white salmon, nelma, omul, whitefish, and at the mouth of the river there is flounder.

The Indigirka basin is a famous gold mining area.

“All the rifts, and the rifts...” - this line from the song of the bard Alexander Gorodnitsky perfectly describes the nature of the bed of the Indigirka River.



video of the Indigirka river

The Indigirka flows from the southern to the northern border of the Republic of Sakha (Yakutia), crossing four geographical zones (from south to north): taiga forests, forest-tundra, tundra and arctic desert.
It was possible to study the bed of the Indigirka in detail only in 1926 by the expedition of the Soviet geologist and future academician Sergei Vladimirovich Obruchev (1891-1965), the son of the famous traveler and explorer Vladimir Afanasyevich Obruchev (1863-1956). In 1926-1935 S. Obruchev studied the Indigirka basin and for the first time established that there were industrial reserves of gold there. S. Obruchev continued and completed the study of the large mountain system in the Indigirka basin, begun by I. D. Chersky (1845-1892), and named it after the discoverer - the Chersky ridge.

Currently, Indigirka remains one of the main water transport arteries in the North-East of Russia. On its shore is the northern pole of cold - the village of Oymyakon. In 1933, a temperature of -67.7°C was recorded here. True, a number of experts consider Verkhoyansk to be the pole of cold.

Another less famous attraction of Indigirka is the abandoned city of Zashiversk. It was founded in 1639, in 1783-1805. was a county town, but after the smallpox epidemic of 1812-1856. the inhabitants abandoned it, and by the end of the 19th century it was completely deserted.

CLIMATE AND WEATHER

Sharply continental.
Long winter, short summer.
average temperature January: -40.7°C.
Average July temperature: +14°C.
Average annual precipitation: 218 mm.
Relative humidity: 70%.
Freeze-up from October to May, ice drift for 3-4 days.

ECONOMY

Minerals: gold, coal(Moma pool).
River navigation.
Tourism (rafting and amateur fishing).

ATTRACTIONS

Navigable from the mouth of the Moma River (1134 km). Main piers: Khonuu, Druzhina, Chokurdakh, Tabor. In the Indigirka basin there is gold mining.

CHERSKY RIDGE

The Chersky Ridge is located in the North-East of Siberia, but is not a ridge in the usual sense of the word, but is a mountain system extending over 1500 km. The highest point is Mount Pobeda, 3003 meters (according to outdated data 3147 meters).

The Chersky Ridge is one of the last large geographical objects to appear on the map of our country. It was discovered by S.V. Obruchev in 1926 and named after the researcher I.D. Chersky, who died during an expedition to North-Eastern Siberia in 1892. The boundaries of the mountain system are the Yano-Oymyakon Highlands in the southwest and the Momo-Selennyakh rift depression in the northeast. It extends across the territory of Yakutia and the Magadan region.

In the western part of the mountain system, between the Yana and Indigirka rivers, there are the Hadaranya (up to 2185 m), Tas-Khayakhtakh (2356 m), Chemalginsky (2547 m), Kurundya (1919 m), Dogdo (2272 m), Chibagalakhsky (2449 m) ridges ), Borong (2681 m), Silyapsky (2703 m), etc. In the east, in the upper reaches of the Kolyma, there are the Ulakhan-Chistai ridges (the highest point of Pobeda - 3003 m), Cherge (2332 m), etc. Often to the system The Chersky ridge also includes the Momo-Selennyakh intermountain depression and the Selennyakhsky, Momsky and some others ridges rising above it in the north.

The Chersky Ridge was formed during the Mesozoic folding, then gradually penetrified, and during the Alpine folding it split into separate blocks, some of which rose (horsts), while others sank (grabens). Medium-altitude mountains predominate. The ridges rising to 2000-2500 m (Ulakhan-Chistai, Chibagalakhsky, etc.) are distinguished by alpine terrain and bear modern glaciers. The axial parts of the mountain system are composed of highly dislocated and metamorphosed Paleozoic carbonate rocks, and the margins are composed of marine and continental strata of the Permian, Triassic and Jurassic periods(shales, sandstones and siltstones); in many places these rocks are intruded by powerful intrusions of granitoids, which are associated with deposits of gold, tin and other minerals.

The climate is harsh, sharply continental. In winter it is observed temperature inversion, when the temperature drops from the tops of the ridges (−34 ... −40 °C) to the lows (−60 °C). Summers are short and cool, with frequent frosts and snowfalls. The average July temperature rises from 3 °C in the highlands to 13 °C in some valleys. Precipitation is from 300 to 700 mm per year (up to 75% of its amount falls in summer). Permafrost is everywhere.

Many rivers, including the Indigirka and its tributaries, cross the ridges in very narrow valleys; The Moma and Selennyakh flow in intermountain basins and have wide, sometimes swampy valleys. The rivers are fed by melting snow and summer rains. Over 60% of the annual runoff occurs in summer, winter runoff is no more than 5% of the annual flow. In winter, ice dams are common, and small rivers freeze to the bottom.
The altitudinal zonation is represented by tall poplar-chozenia forests on the bottom of river valleys, sparse larch forests in the lower part of the slopes of the ridges and thickets of dwarf cedar and alder, as well as rocky, lichen and shrub tundra in the highlands. At the tops of the highest ridges there are cold rocky deserts.

POLE OF COLD

Oymyakon (Yakut. Өimөkөөn) is a village in the Oymyakon ulus of Yakutia, on the left bank of the Indigirka River.

Oymyakon is best known as one of the “Poles of Cold” on the planet; according to a number of parameters, the Oymyakon Valley is the most severe place on Earth where a permanent population lives.

Oymyakon is the center of the rural settlement "Borogonsky 1st Nasleg".

Oymyakon is located in high latitudes (but south of the Arctic Circle), day length varies from 4 hours 36 minutes on December 22 to 20 hours 28 minutes on June 22, from May 24 to July 21, there are white nights and light all day long. From May 14 to July, the height of the sun at noon is above 45 degrees and the midday shadow is shorter than the vertical object; from August to May 13, the height of the sun at noon is below 45 degrees and the midday shadow is longer than the vertical object; from May to August 13, nights last from navigation twilight, from April 13 to August, twilight nights with astronomical twilight continue. The first night with navigational twilight is celebrated on the first day of the last month of calendar spring, the last day with a sun height at noon above 45 degrees is celebrated on the last day of the second month of calendar summer.

The village is located at an altitude of 745 meters above sea level.

The settlements closest to the village are Khara-tumul (the closest) and Bereg-yurdya. Also very close to the village are Tomtor, Yuchyugey and the Airport.

Climate

Oymyakon has a rather complex climate. The climate is influenced by the latitude of the village, equal to 63.27 degrees ( subpolar latitudes), great distance from the ocean (sharply continental climate), located at an altitude of 741 meters above sea level (affected by altitudinal zone). Altitude lowers the temperature by 4 degrees compared to what would be observed at sea level and accelerates the cooling of the air at night. In winter, people flock to the village cold air, since it is located in a basin. Summer is short, with a large difference in daily temperatures; during the day it can be +30 °C and above, but at night the temperature can drop by 15-20 °C. Average annual value atmospheric pressure in Oymyakon is 689 millimeters of mercury. The absolute minimum temperature at the Airport is −64.3 degrees.

On this moment the authorities of Yakutia resolved the dispute in favor of Verkhoyansk, but the question remains open: a number of scientists and meteorological observations clearly indicate the advantage of Oymyakon in the dispute for the “frosty championship of the Northern Hemisphere.” Although minimal average monthly temperature in Verkhoyansk in January 3 degrees lower than in Oymyakon (-57.1 in 1892), and also lower on average in January, February, April, June, July, August and December, according to today's data the average annual temperature in Oymyakon is 0.3 degrees lower than in Verkhoyansk, and the absolute minimum, according to unofficial data, is 12.2 degrees lower. If we take official data, the temperature will rise by 4.4 degrees.

Temperature observation technique

It is necessary to clarify the location of meteorological observations. Regular weather observations are carried out at Oymyakon airport, which is located 40 km from the village of the same name and 2 km from the village of Tomtor. However, when talking about minimum temperatures, the name Oymyakon is always used. This is due to the fact that Oymyakon is not only the name of the village, but also the name of the area.
In addition to the extreme cold in winter, in summer Oymyakon experiences temperatures above +30 °C. On July 28, 2010, a heat record (as well as monthly and absolute) was recorded in the village. Then the air warmed up to +34.6 °C. The difference between the absolute maximum and minimum temperatures is more than one hundred degrees, and according to this indicator, Oymyakon ranks one of the first places in the world.
According to unofficial data, in 1938 the temperature in the village was -77.8°C. At the Antarctic station "Vostok" the most low temperature on Earth (-89.2 °C), however, the station is located at an altitude of 3488 m above sea level, and if both temperature indicators are adjusted to sea level, then Oymyakon will be recognized as the coldest place on the planet (-68.3 and -77 ,6 degrees respectively).

FISHING ON INDIGIRKA

Detailed fishing report

The other day I went to the Oymyakonsky ulus, the village of Tomtor (Pole of Cold). The impetus for this trip was an acquaintance who flew in from Moscow for this purpose, he is also a “cold hunter”. The purpose of the "expedition" was not fishing, but viewing the sights of the Pole of Cold.

But, we still found time to go fishing for a few hours (Indigirka River). On the advice of local fishermen, who know all the habits of local fish (grayling, lenok, burbot), we trusted their gear.

To catch grayling you need flies (preferably with a light color), monofilament 0.15-18 mm, and a weight of 20-30 grams. We knit a weight at the end of the fishing line and alternately 2 flies, the interval between the flies is 30-40 cm. It turned out something like a DROPSHOT. Mostly grayling fish bite on this rig. Game: without lifting the load too much from the bottom, gently tug with a nod. Grayling bites are very gentle, as they say, barely “audible” when you nod.

Tackle for catching burbot, here you need a thicker monofilament line: 0.30 mm, or even 0.40 mm, a weight from 40 to 50 grams, two leashes of 20 cm, 2 tees. Tap the bottom at intervals of 10 seconds.
Bait: shrimp on a hook with pieces of squid, a kind of sandwich.

Of course, we didn’t catch many fish. But, several graylings and burbots were caught. Nalimov took a photo with his camera, and it seemed to work out well. Well, the locals took pictures of the Kharyuz, and I, being carried away by the process of extreme fishing, completely forgot about the camera. Valentin was lucky; a burbot weighing more than 4 kg pecked at his “snitch”; he even had to widen the hole with an ice pick.

I was surprised that the ice of the Indigirka River is not at all thick, in some places up to 40 cm, and in other reservoirs of Yakutia the thickness of the ice is already more than a meter.

In general, I was left with a good impression of Oymyakon; although the landscape is winter, it still exudes the beauty and severity of our northern region.
Pysy: in the summer they were officially invited to go fishing in Lake Labynkyr, where, according to local legends, there lives a monster described as similar to a plesiosaur. Old residents of Tomtor believe that the animal, called the “devil,” has lived in the lake since time immemorial and behaves extremely aggressively.

Stories are passed down from mouth to mouth about how one day an unknown creature climbed onto the shore and chased a Yakut fisherman until he died of fear. Another time, the “devil” stuck his head out of the water and, in front of the village residents, swallowed a swimming dog. The most common object of hunting is deer. They tell how a local shepherd tied a reindeer team to some kind of tusk sticking out of the ice, and while he was making a fire on the shore, he heard a crash - the tusk swayed, the ice fell apart, and something huge carried the deer into the abyss.

The most big fish Lake Labynkyr - burbot (“master”). In addition to it, at least 20 species of fish live in the lake (pike, tom, grayling, lenok, alimba, whitefish, whitefish, char, dolly malma...). So there is more than enough food for a potential giant animal

Well, we will wait for the onset of the summer season.

General summary: In winter the fish are sluggish, you need to go in the summer. Fishing at -50 degrees, to put it mildly: very uncomfortable. In winter, temperatures sometimes reach -60% Celsius. The highest recorded low temperature in Tomtor is -71.2

So the show “The Last Hero” nervously smokes on the sidelines.

Lena, Yana, Indigirka and Kolyma are the main ones water arteries Yakutia. Where does the Indigirka River flow? Which major tributaries Indigirka River? Food and economic use Indigirka River - all the answers to questions in 33 facts and 12 photographs.

  1. The river flows into the Kolyma Bay, East Siberian Sea.
  2. Indigirka, Republic of Sakha (Yakutia) is one of the most large rivers Siberia.

  3. In terms of river catchment area, the Indigirka basin ranks 3rd in Yakutia (after the Lena and Kolyma) and 10th in Russia.

  4. To get to the Indigirka River, you need to follow the M56 highway Magadan - Yakutsk and the Ust-Nera - Kadykchan highway.
  5. The area is sparsely populated. The main settlements on the river are Chokurdakh, Khonuu, Belaya Gora, Ust-Nera, Oymyakon.

  6. The Indigirka River freezes in October and remains under ice until May-June. Some believe that this is the coldest river on the planet.
  7. The harsh winter of this area - the Oymyakon depression has gained worldwide fame as the pole of cold of the northern hemisphere. The average January temperature is about -50°C, and the absolute minimum of -71.2°C was recorded in 1926.
  8. The Indigirka River is located in a zone of permafrost; the formation of giant ice accumulations is characteristic of its area.
  9. The Indigirka is navigable for 650 miles, but only from June to September, when it is ice-free.
  10. Main piers on the river:
    ⦁ Honuu
    ⦁ Squad
    ⦁ Chokurdakh
    ⦁ Tabor
  11. Gold mining in the Indigirka River basin has been going on for decades. Ust-Nera is a gold mining center and the largest locality on the river.
  12. Indigirka is teeming with fish. The most valuable are whitefish, vendace, broad whitefish, muksun, white fish (nelma), omul, and grayling.
  13. The village of Russkoe Ustye is located in the delta of the Indigirka River. Russian settlers live here, whose ancestors came here several centuries ago. Historians believe that the Russian Ustye was settled by Pomors at the beginning of the 17th century.
  14. Ivan Rebrov reached Indigirka in 1638. Elisha Buza first laid out a land route along the Indigirka River system in 1636-42. Around the same time, Postnik Ivanov ascended a tributary of the lower Lena, crossed the Verkhoyansk ridge along the waters of the upper Yana, and then crossed the Chersky ridge along the waters of the Indigirka. In 1642 Stadukhin reached Indigirka by land route from the Lena.
  15. The village of Zashiversk on Indigirka was an important colonial outpost beyond the Arctic Circle in the early days of Russian colonization. It was abandoned in the 19th century.
    Chapel in Zashiversk

  16. Other historical settlements, long abandoned, are Podchiversk, Polustny, Yandinskoye Zimovye. These are the polar cities of Kitezh. They fell into decline as soon as the fur-bearing animals were exterminated.
  17. Baron Eduard von Toll conducted geological surveys in the Indigirka basin (among other Far Eastern Siberian rivers) on instructions Russian Academy Sciences, in 1892-94. Over the course of one year, the expedition covered 25,000 km, of which 4,200 km were along the river, carrying out geodetic surveys along the way.
  18. The Indigirka forms a large delta consisting of several streams.

    Each such branch of the river is designated on Russian maps as Protoka. 100 kilometers before reaching the East Siberian Sea, the river divides into 3 main channels:
    ⦁ Russian-Ustinskaya Protoka
    ⦁ Middle Channel
    ⦁ Kolyma Channel
  19. The Indigirka descends from the Verkhoyansk Range, flows from south to north, its length is 1726 km. Indigirka is divided into two stages: the upper mountain (640 km) and the lower plain (1086 km). The water level (river depth) varies from 7.5 to 11.2 meters.

  20. After the confluence of the Tuor-Yuryakh and Taryn-Yuryakh rivers, the Indigirka flows in the lower part of the Oymyakon highlands, cutting through a number of mountain ranges of the Chersky ridge. Flow speed 2-3.5 m/s.
  21. When passing the Chemalginsky ridge, the Indigirka River flows in a deep gorge, forming rapids; flow speed 4 m/s. This place is not even suitable for rafting.
  22. From the mouth of the Mama River, from the Momo-Selennyakh depression, the lower part of the Indigirka begins. The river bed is widening. In the plain, Abyyskaya lowland, the section of the Indigirka is very winding.
  23. On the Yana-Indigirka Lowland, the width of the Indigirka is 350-500 m. These are straight long stretches.
  24. Indigirka is fed by rain and melt water.
  25. The main tributaries of the Indigirka: Moma, Badyarikha, Selennyakh, Uyandina, Allaikha, Boryolekh.
  26. The name of the river, from the Even word “Indigir”, means “Indi people”. Indi is an Evenki clan. The Evenki also referred to it with the word “lamu” - this means “river flowing into the sea.” In the Yukaghir language, the word "laame" means "dog". Therefore, the Yukaghirs understood the name of the river as “dog river.”

  27. Economic activity in the Indigirka basin is limited to fishing, reindeer herding, mammoth ivory collection, and gold mining.
  28. Indigirka is the only transport route in the region.
  29. The river flows to the Arctic Ocean - a distant, wild, uninhabited river.
  30. Yukaghirs, Evens, Yakuts and Russians live here.

  31. The village of Ust-Nery is located at the intersection of two transport arteries - the Indigirka and the Kolyma highway (the only highway connecting Yakutsk with Magadan).
  32. Indigirka operates as a transport route in summer and winter. The winter road along Indigirka carries out all cargo transportation between villages. And summer navigation is possible only for small boats - from Ust-Nera to a place called the “Indigirsk Pipe” (here the river enters a narrow gorge in the mountains of the Chersky ridge).
  33. Indigirka is a paradise for a landscape photographer. The river has amazingly beautiful landscapes. Among the aesthetic attractions: Lake Labynkyr, Oymyakon Kisilyakhi (granite miraculous remains / on Evenksom, Kigilyakh - humanoid), the mouth of the Inyali River, the Indigirka Pipe (Moljogoydokh Valley), the Mouth of the Chibagalakh River, Mount Sogo-Khaya.

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