Karelian Isthmus

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Coordinates: 60°30′N29°54′E / 60.5°N 29.9°E / 60.5; 29.9


Map of the Karelian Isthmus. Shown are some important towns, the current Finnish-Russian border in the North-West and the pre-Winter War border further South. Karelian Isthmus.png
Map of the Karelian Isthmus. Shown are some important towns, the current Finnish-Russian border in the North-West and the pre-Winter War border further South.

The Karelian Isthmus (Russian : Карельский перешеек, romanized: Karelsky peresheyek; Finnish : Karjalankannas; Swedish : Karelska näset) is the approximately 45–110 km(30–70 mi) wide stretch of land, situated between the Gulf of Finland and Lake Ladoga in northwestern Russia, to the north of the River Neva. [1] Its northwestern boundary is a line from the Bay of Vyborg to the westernmost point of Lake Ladoga, Pekonlahti. If the Karelian Isthmus is defined as the entire territory of present-day Saint Petersburg and Leningrad Oblast to the north of the Neva and also a tiny part of the Republic of Karelia, the isthmus' area covers about 15,000 km2(6,000 sq mi).

The smaller part of the isthmus to the southeast of the old Russia-Finland border is considered historically as Northern Ingria, rather than part of the Karelian Isthmus itself. The rest of the isthmus was historically a part of Finnish Karelia. This was conquered by the Russian Empire during the Great Northern War in 1712 and included within the autonomous Grand Duchy of Finland (1809–1917) of the Russian Empire. When Finland became independent in 1917, the isthmus (except for the territory roughly corresponding to present-day Vsevolozhsky District and some districts of Saint Petersburg) remained Finnish. Finnish Karelia was ceded to the Soviet Union by Finland following the Winter War (1939–1940) and Continuation War (1941–1944). In 1940–1941, during the Interim Peace, most of the ceded territories in the isthmus were included within the Karelo-Finnish SSR. However, since World War II the entire isthmus has been divided between the city of Saint Petersburg (mostly Kurortny District), as well as Priozersky District, Vsevolozhsky District and Vyborgsky District of Leningrad Oblast.

According to the 2002 census, the population of the Kurortny District of Saint Petersburg and the parts of Leningrad Oblast situated on the Karelian Isthmus amounts to 539,000. Many Saint Petersburg residents also decamp to the Isthmus during their vacations.

Geography and wildlife

Lake Vuoksa near Priozersk in the autumn of 2009. Lake Vuoksa 1.jpg
Lake Vuoksa near Priozersk in the autumn of 2009.
Near Leipasuo Perovka river, Leningrad oblast.jpg
Near Leipäsuo
Forest of Pinus sylvestris with an understory of Calluna vulgaris on the Karelian Isthmus Karjalankannas1.jpg
Forest of Pinus sylvestris with an understory of Calluna vulgaris on the Karelian Isthmus
There are about 700 lakes on the isthmus Karjalankannas2.jpg
There are about 700 lakes on the isthmus
Bog near Komarovo Boloto Komarovo.JPG
Bog near Komarovo
Lake Yastrebinoye Yastrebinoye.jpg
Lake Yastrebinoye

The isthmus' terrain has been influenced dramatically by the Weichselian glaciation. Its highest point lies on the Lembolovo Heights moraine at about 205 m (670 ft). There are no mountains on the isthmus, but steep hills occur in some places.

The Vuoksi, largest river, runs southeastwards from Lake Saimaa of Finland to Lake Ladoga, dividing the isthmus into two uneven parts. Saimaa Canal opened in 1856 links Lake Saimaa to the Bay of Vyborg.

The Karelian Isthmus lies within the ecoregion of Scandinavian and Russian taiga. Geobotanically, it lies at the juncture of the Central European, Eastern European and Northern European floristic provinces of the Circumboreal Region of the Holarctic Kingdom.

The isthmus is mostly covered by coniferous forests formed by Scots pine (Pinus sylvestris) and Norway spruce (Picea abies), with numerous lakes (e.g. Lake Sukhodolskoye and Lake Glubokoye) as well as small grass[ clarification needed ], fen and Sphagnum raised bogs. Forests cover approximately 11.700 km of the isthmus, more than three-fourths of its total square. Swampy areas occupy on average 5.5 percent of the territory. In the large contiguous area along the shore of Lake Ladoga in Vsevolozhsky District, in the southeastern part of the isthmus, bogs occur much more frequently than in other parts. The same was once true of the lowland along the Neva River, which has been drained. [2] The soil is predominantly podsol, which contains massive boulders, especially in the north and northwest, where large granite rocky outcrops occur.

Pine forests (with Pinus sylvestris ) are the most widespread and occupy 51% of the forested area of the Karelian Isthmus, followed by spruce forests (with Picea abies , 29%) and birch forests (with Betula pendula and B. pubescens , 16%). Stands on more fertile soils and in more favorable locations are occasionally dominated by Norway maple, black alder, grey alder, common aspen, English oak, grey willow, dark-leaved willow, tea-leaved willow, small-leaved lime or European white elm. Common vegetation of various types of pine forests includes heather, crowberry, common juniper, eared willow, lingonberry, water horsetail, bracken, graminoids (i.e. grasses in the wider sense) Avenella flexuosa and Carex globularis , mosses Pleurozium schreberi , Sphagnum angustifolium and S. russowii , and lichens Cladonia spp. Prominent in various spruce forests are wood horsetail, common wood sorrel, bilberry, lingonberry, graminoids Avenella flexuosa, Calamagrostis arundinacea , Carex globularis, and mosses Polytrichum commune and Sphagnum girgensohnii . Prominent vegetation of various birch forests include meadowsweet, common wood sorrel, bilberry and graminoids Calamagrostis arundinacea and C. canescens . [3]

1184 species of wild vascular plants are recorded in the isthmus. [4] See also the List of the vascular plants of the Karelian Isthmus. Red squirrel, moose, red fox, mountain hare and boar (reintroduced) are typical inhabitants of the forests.

The climate of the isthmus is moderately continental, with 650–800 mm (25–32 in) average precipitation per year, long snowy winters lasting from November through mid-April and occasionally reaching about -40 °C (-40 F), moderately cool summers and short frost-free period. Compared to other parts of the Leningrad Oblast, the winter here is usually milder due to the moderating influence of the Gulf of Finland, but longer.

The city of Vyborg and the town of Priozersk are situated on the northwestern part of the isthmus.

The Karelian Isthmus is a popular place for hiking, cycling, skiing (Korobitsyno and Kavgolovo), climbing (near Kuznechnoye), canoeing (Losevo), fishing for consumption (of carp bream, northern pike, roach, European perch, ruffe, burbot and others), mushroom hunting (for porcini, red-capped scaber stalk, birch bolete, velvet bolete, slippery Jack, golden chanterelle, Lactarius resimus , woolly milk-cap, ugly milk-cap, saffron milk-cap, Lactarius rufus , various Russulas and others), berry picking (of bilberry, raspberry, woodland strawberry, cowberry, cranberry, cloudberry, bog bilberry and stone bramble). It is a popular summer resort for Saint Petersburg citizens since the late 19th century, served by trains of Finlyandsky Rail Terminal. The isthmus, especially the land along Saint Petersburg–Vyborg and Saint Petersburg–Priozersk railroads, hosts numerous dachas.

A 20–35 km wide stretch of land in Vyborgsky District and Republic of Karelia to the west of the Vyborg–Hiitola railway, as well as the islands and shores of the Gulf of Vyborg, belongs to the strictly guarded zone of the border control, reaching the shore of Lake Ladoga at Hiitola. In 1993–2006 the zone was formally 5 km wide, although in fact it has always been much wider. [5] Visiting it is forbidden without a permit issued by the FSB (by KGB during the time of the Soviet Union).

Geological history

Rapids on the Burnaya River Threshold of Padunets on the river of Stormy.JPG
Rapids on the Burnaya River

Geologically the Karelian Isthmus lies on the southern edge of the Baltic Shield's crystalline bedrock. During the final part of the last Weichselian glaciation, deglaciation in the central parts of the Isthmus started as early as 14000 BP, when it formed the bottom of a large lake dammed by the surrounding ice sheet. During further deglaciation, at the time of the Baltic Ice Lake, an early high water stage of the Baltic Sea, when the ice sheet retreated to Salpausselkä, the upland area of the Isthmus remained a large island and many upland lakes emerged. [6]

Prior to 12650 BP, the land was characterized by harsh Arctic conditions with permafrost and sparse vegetation. Steppe-tundra complexes developed after this point. Around 11000 BP climate began to warm and became humid, first pine and birch forests were established. [7]

Around 9000 BP Ancylus Lake, another stage of the Baltic Sea, retreated, and many lowland lakes were also isolated in depressions formed earlier by glacial exaration and fluvioglacial activity. Lake Ladoga was separated from the sea as well. Due to land uplift, around 5000 BP the River Vuoksi started emptying into Lake Ladoga as a new outlet of Lake Saimaa. Lake Ladoga transgressed, flooding lowland lakes and the Vuoksi, and became connected with the sea at Heinjoki (now Veshchevo), to the east of present-day Vyborg. Around 3100–2400 BP the Neva River emerged, draining Lake Ladoga into the Baltic Sea. [8] Ladoga level gradually sank from 15–18 m to its modern position of 4–5 m above sea-level, and lowland lakes were isolated again. However, the Vuoksi still had a significant direct outflow connection to the Bay of Vyborg, possibly as late as in the 12th century AD. [6] [9] The connection disappeared due to ongoing land uplift in the 2nd millennium AD.

In 1818 a canal, which was dug to drain spring flood waters from Lake Suvanto (now Lake Sukhodolskoye, a 40-km long narrow lake in the eastern part of the Isthmus) into Lake Ladoga, unexpectedly eroded and turned into the Taipaleenjoki (now Burnaya River). The Taipaleenjoki started draining Suvanto and decreased its level by 7 m. Originally waters of Lake Suvanto flowed into the Vuoksi River through a waterway at Kiviniemi (now Losevo), but as a result of the change, the waterway dried out. In 1857 the canal was dug there, but the stream reversed direction, revealed rapids and rendered navigation at Kiviniemi impossible. Since 1857 Suvanto and the Taipaleenjoki have constituted the southern armlet of the Vuoksi River, which has decreased the level of the original northern armlet emptying into Ladoga near Kexholm (now Priozersk) by 4 m, isolating it as a separate river basin.

Cities, towns and urban-type settlements

Administrative territorial division

Karelian isthmus is located in two regions of the Russian Federation, St. Petersburg and Leningrad region. St. Petersburg is represented by seven districts, the Leningrad region by three.

District of VyborgLenoblast
District of PriozerskLenoblast
District of VsevolozhskLenoblast
Kurortny DistrictSPB
Primorsky DistrictSPB
Vyborgsky DistrictSPB
Kalininsky DistrictSPB
Krasnogvardeysky DistrictSPB
Nevsky DistrictSPB



Vyborg Castle Bashnia Vyborgskoi kreposti 06.jpg
Vyborg Castle

Apart from the old towns of Vyborg and Priozersk, and churches on the Konevets island of Lake Ladoga, since the late 19th century a number of other archaeological sites have been discovered on the isthmus. [10] Numerous archaeological remnants of the Mesolithic, Neolithic, Copper Age and Bronze Age occur all over the isthmus. The eastern part of the Karelian Isthmus hosts a number of medieval remnants. There are many grave pits of Karelians of the 10th–15th centuries with metal and ceramic artifacts along the northern armlet of the Vuoksi, near Lake Sukhodolskoye and in a few other places in Priozersky District. [11] [12] On the southern shore of Lake Sukhodolskoye small medieval burial mounds are abundant as well. A lot of large cult stones have been found along these bodies of water, as well as agglomerations of cairns. Remnants of several rural settlements were also discovered there as well as on the shore of Lake Ladoga. Remnants of the Tiuri (Tiversk) town (10th–15th centuries) were excavated on a former island in the northern Vuoksi armlet near the Tiuri village (now Vasilyevo). A few treasures of silver adornments and medieval Arabian and Western European coins have also been found, as the isthmus laid on the Volga trade route (at that time, the Vuoksi River had a distributary emptying into the Bay of Vyborg).

Prehistory and Medieval

Ancestors of Baltic Finns wandered to the Karelian Isthmus possibly around 8500BC.

In the 11th century, Sweden and Novgorod Republic started to compete tax holding rights. The Treaty of Nöteborg of 1323 established a border between them along the rivers now known as the Sestra and the Volchya

17th–20th centuries

Rajajoki, Finnish-Soviet border in the 1920s PK Systerbacks gransbro.png
Rajajoki, Finnish-Soviet border in the 1920s

During 17th century Sweden gained the whole isthmus and also Ingria. In this time many Karelians escaped to Tver's Karelia.

From 1721–1812 the isthmus belonged to the Russian Empire, won in the Great Northern War that started with the Russian conquest of Ingria where the new imperial capital, Saint Petersburg, was founded (1703) in the southern end of the isthmus, in place of old Swedish town Nyenskans. Then in 1812, the northwestern half was transferred, as a part of Old Finland, to the autonomous Grand Duchy of Finland, created in 1809 and in a personal union with Russia.

Due to its size, favorable climate, rich fishing waters and proximity to Saint Petersburg, the capital of the Russian Empire, the Karelian Isthmus became the wealthiest part of Finland once the industrial revolution had gained momentum in the 19th century. The railroads Saint Petersburg–Vyborg–Riihimäki (1870), Vyborg–Hiitola–Sortavala (1893), Saint Petersburg–Kexholm–Hiitola (1917) crossed the isthmus, contributing to its economic development. By the end of the 19th century the nearby areas along the Saint Petersburg–Vyborg section had become popular place of summer resort for wealthy Saint Petersburgers.

Ingrian flag Ingrian people.svg
Ingrian flag

When Finland declared its independence in 1917, the isthmus (except for the territory roughly corresponding to present-day Vsevolozhsky District and some districts of Saint Petersburg) remained Finnish, part of the Viipuri province with its center in Viipuri, the second largest Finnish city. A considerable part of the remaining area populated by Ingrian Finns seceded from Bolshevist Russia as the Finland-backed Republic of North Ingria, but was reintegrated with Russia in the end of 1920 according to the conditions of the Treaty of Tartu. In 1928–1939 parts of the isthmus which belonged to Russia constituted the Kuivaisi National District with its center in Toksova, with Finnish as the official language, according to the policy of national delimitation in the Soviet Union. However, in 1936 the entire Finnish population of the parishes of Valkeasaari, Lempaala, Vuole and Miikkulainen along the Finnish border was deported by the Soviet government. [13]

World War II

Mannerheim Line of the Winter War Mannerheim-line.png
Mannerheim Line of the Winter War
December 1939. Soviet tanks advancing Talvisota 7th Army 1939.PNG
December 1939. Soviet tanks advancing
December 1939. Karelian evacuees from Muolaa municipality on their way to West-Finland Evacuees from East-Finland.jpg
December 1939. Karelian evacuees from Muolaa municipality on their way to West-Finland

A number of defensive lines crossed the isthmus during the Soviet-Finnish hostilities in World War II, such as Mannerheim Line, VKT-line, VT-line, Main line (Finnish) and KaUR (Soviet), and fronts moved back and forth over it. [14]

In November 1939, the Soviet Union staged the Shelling of Mainila and invaded Finland in what became known as the Winter War, which took a disproportionally heavy death toll on the Red Army. Only in February 1940 did the Soviet forces manage to penetrate the Mannerheim Line across the isthmus, the strength of which is often exaggerated. [15] Finland ceded the Karelian Isthmus and Ladoga Karelia to the Soviet Union in the Peace of Moscow of March 12. According to the protocol appended to the Moscow Peace Treaty, the fighting was ended at noon (Leningrad time), March 13, and by March 26 the Finnish troops had been completely withdrawn. [16] The entire Karelian population of the ceded areas of about 422 thousand people was evacuated to other parts of Finland (see Evacuation of Finnish Karelia). On March 31 most of the ceded territories were incorporated into Karelo-Finnish SSR by a decision of the Supreme Council of the Soviet Union (in the Karelian Isthmus the districts of Jääski, Kexholm and Vyborg). The districts of Kanneljärvi, Koivisto and Rautu as well as the town of Terijoki were, however, included into Leningrad Oblast. [17]

Finnish defensive lines of the Continuation War Continuation-War-defensive-lines.png
Finnish defensive lines of the Continuation War

In 1941, during World War II, Germany invaded the Soviet Union in Operation Barbarossa. Few days later Continuation War as it is known in Finland (it is considered to be a front of the Great Patriotic War in the Soviet Union and Russia) started. Finland initially regained the lost territory, reaching the Russian side of the border of 1939 and seen by the Russians as indirectly contributing to the Siege of Leningrad (see Finnish reconquest of the Karelian Isthmus (1941)). Some 260,000 Karelian evacuees returned home.

On 9 June 1944, strong Soviet forces opened the Vyborg Offensive and pushed the front from the pre-1939 border to Vyborg in ten days. The returned Karelians were evacuated to Finland again. In the Battle of Tali-Ihantala, 25 June–9 July, the Finns concentrated their military strength and brought the offensive to a halt at the River Vuoksi, in the northwesternmost part of the isthmus, at the closest point only 40 kilometres from the border of 1940. The Moscow Armistice ending the war was signed on September 19, 1944. The entire isthmus became Soviet, although most of it has never been captured by the Soviets in battles. This time the ceded territories of the Karelian Isthmus (including the districts of Jääski, Kexholm and Vyborg) were incorporated into Leningrad Oblast (unlike Ladoga Karelia, which remained within the Karelo-Finnish SSR). The border of the Moscow Peace Treaty (1940) was recognized by Finland again in the Peace of Paris, 1947.

After the war

Sestroretsk SestroretskTarkhovskaya50.jpg

As a result of the war, the population of the Karelian Isthmus has been almost completely replaced. After the war the isthmus was included into the Leningrad Oblast and people from other parts of the Soviet Union, mostly Russian, were settled here. The vast majority of the old Finnish toponyms in the conquered territories were renamed to invented Russian ones by the government around 1948. [17] The Finnish toponyms of the territories included within Karelo-Finnish SSR and of the southern part of the isthmus (albeit assimilated) mostly remained. A lot of youth summer camps were built all over the isthmus during the time of the Soviet Union. Some of them still exist.


Toksovo railway station before renovation in 2008 Toksovo station - kassa.jpg
Toksovo railway station before renovation in 2008

The western part of the Karelian Isthmus is an important transport corridor linking Scandinavia and Central Russia. Primorsk, terminus of the Baltic Pipeline System, which has recently become one of the most efficient Russian sea ports, is also located here.

The only motorway on the isthmus is the recently completed E18 "Scandinavia" (M10) going from Saint Petersburg through Vyborg and Vaalimaa.

Saimaa Canal (opened in 1856) is an important link connecting inland waterways of Finland with the Gulf of Finland.

The Karelian Isthmus is served by a number of railways; the trains arrive from Finlyandsky Rail Terminal and Ladozhsky Rail Terminal of Saint Petersburg:

Also on the Karelian isthmus are all lines of the St. Petersburg metro.


The pulp-and-paper, timber and woodworking industries (JSC Svetogorsk, pulp and paper mill in Svetogorsk, Vyborgsky Pulp and Paper Mill in Vyborg, Priozersky Furniture and Woodworking Industrial Complex and Priozersky Woodworking Factory in Priozersk, as well as other smaller enterprises all over the isthmus) are well developed in Vyborgsky and Priozersky Districts. The pulp and paper industry, however, affects the environment adversely. The predecessor of the Priozersk facilities, Priozersky Pulp and Paper Mill, a major polluter of Lake Ladoga constructed in 1931, was closed down in 1986. Northern and western parts of the isthmus are also an important reserve of granite (quarries in Kuznechnoye, as well as a number of others along the Vyborg-Hiitola railroad). [18]

Vyborg Shipyard is one of the largest shipbuilding companies in Northwestern Russia. Roskar Battery Farm in Pervomayskoye is a leading producer of chicken and eggs.

In Vsevolozhsky District state-owned Morozov Plant is located, which is an important producer of paints, adhesives, abrasives and other substances. In Kuzmolovsky, Vsevolozhsky District, near the station Kapitolovo of the Saint Petersburg–Hiitola railroad, a facility of the Saint Petersburg nuclear enterprise Izotop is located, which specializes in transportation of nuclear materials and radioactive waste. Bogs of Vsevolozhsky District along the shores of Lake Ladoga and the Neva River were major sources of peat for fuel. Now it is extracted in smaller quantities, mostly for agricultural purposes. The district is also an important supplier of sand. A plant of Ford Motor Company producing Ford Focus cars was opened in Vsevolozhsk in 2002.


The Karelian Isthmus is included within Leningrad Military District of the Armed Forces of the Russian Federation. The isthmus hosts airfields in Levashovo, Pribylovo and Gromovo. Other airfields in Veshchevo and Kasimovo (Vartemyagi) have been abandoned. In the northern part of Vsevolozhsky District, to the south of the old Finnish border, Karelian Fortified Region (KaUR) is located, which was reconstructed as late as in the 1960s, but now seems to be abandoned as well. There is Bobochinsky tank range (195.975 km², founded in 1913) between Kamenka and Kirillovskoye and a number of military facilities in Vsevolozhsky District in the lowlands between Lake Ladoga and Saint Petersburg-Hiitola railroad, including Rzhevsky artillery range (founded in 1879), a huge area, 740 square kilometres (286 sq mi), encircled by the Road of Life, the roads RzhevkaNovoye Devyatkino and Novoye Devyatkino – Matoksa and the coast of Lake Ladoga (available to visitors since 2003). In 2006 a Voronezh early warning radar was built in Lekhtusi, Vsevolozhsky District. The port of Vysotsk is a base of the Baltic Fleet. 138th Guards Motor Rifle Brigade is located in Kamenka, and in the 56th District Training Centre in Sertolovo.


The population of the Karelian isthmus today is slightly less than 3.1 million inhabitants. Of these, about 2.4 million live in St. Petersburg and a little less than 700 thousand in the Leningrad region. The population is growing solely due to migration, as the mortality rate is much higher than the birth rate, but the migration attractiveness of St. Petersburg and the surrounding areas of the Leningrad region is very high. Thus, about 40% of the population of St. Petersburg and about 30% of the population of the Leningrad region live on the Karelian isthmus. There is strong growth in population in all the districts of the Karelian isthmus in addition to the Vyborg district and Priozersk district .

Notable people from the isthmus

Finnish period

Soviet and post soviet period

Related Research Articles

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Priozersky District District in Leningrad Oblast, Russia

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Vyborgsky District, Leningrad Oblast District in Leningrad Oblast, Russia

Vyborgsky District is an administrative and municipal district (raion), one of the seventeen in Leningrad Oblast, Russia. It is located in the northwest of the oblast on the Karelian Isthmus and borders with Priozersky District in the northeast, Vsevolozhsky District in the east, Kurortny District of the federal city of St. Petersburg in the south, Kymenlaakso and South Karelia regions of Finland in the northwest, and Lakhdenpokhsky District of the Republic of Karelia in the north. From the southwest, the district is limited by the Gulf of Finland. The area of the district is 7,475.472 square kilometers (2,886.296 sq mi). Its administrative center is the town of Vyborg. Population : 120,446 (2010 Census); 113,748 ; 108,571 (1989 Census).

Vsevolozhsky District District in Leningrad Oblast, Russia

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Vyborg–Joensuu railroad

The old Karelian railroad between Viipuri (Viborg) and Joensuu is a railway with 1,524 mm broad gauge, which used to link Joensuu, Sortavala, Hiitola, Antrea and Viipuri (Vyborg). Originally built in 1892-1894 by Finnish State Railways in the Grand Duchy of Finland, in the 1940s most of the railway up to Niirala was ceded by Finland to the Soviet Union in the Moscow Peace Treaty, Moscow Armistice and Paris Peace Treaty as a result of the Winter War and Continuation War. Now the track is located in Leningrad Oblast, Republic of Karelia and North Karelia. The Sortavala – Joensuu link across the border was abolished after the Continuation War, but was since restored and is currently in use for cargo traffic.

Losevo, Leningrad Oblast human settlement in Priozersky District, Leningrad Oblast, Russia

Losevo is a rural locality in Priozersky District, Leningrad Oblast, located at the junction of Vuoksi River and Lake Sukhodolskoye on Karelian Isthmus. It is a railway station of the Saint Petersburg–Khiytola railroad. Before the Winter War and Continuation War, it was a village of the Sakkola municipality of Finland known as Kiviniemi.

Volchya River (Vuoksi tributary) river in Russia

The Volchya River is a 52-kilometre (32 mi) long tributary of Vuoksi River on Karelian Isthmus 0.25 to 12 kilometres west of the Saint Petersburg-Hiitola railroad and flowing northwards from the Lembolovo Heights. Its major tributaries are in turn the Smorodinka, the Belaya, the Goryunets and the Petrovka. The Volchya River's width is about 10 metres (33 ft) in the lower reaches, where it flows in a narrow valley, with meanders and oxbow lakes. The Volchya is shallow and unavailable for navigation


The VT-line or Vammelsuu–Taipale line was a Finnish defensive line on the Karelian Isthmus built in 1942–1944 during the Continuation War and running from Vammelsuu on the northern shore of the Gulf of Finland through Kuuterselkä and Kivennapa and along Taipaleenjoki to Taipale on the western shore of Lake Ladoga. It crossed the Saint Petersburg–Vyborg railroad at Sahakylä and the Saint Petersburg–Hiitola railroad at Kelliö.

Finnish invasion of the Karelian Isthmus

The Finnish invasion of the Karelian Isthmus refers to a military campaign carried out by Finland in 1941. It was part of what is commonly referred to as the Continuation War. Early in the war Finnish forces liberated the Karelian Isthmus. It had been ceded to the Soviet Union on 13 March 1940, in the Moscow Peace Treaty, which marked the end of the Winter War. Later, in the summer of 1944, the Soviet Union reconquered the southern part of the isthmus in the Vyborg–Petrozavodsk Offensive.

Viipuri Province province of Finland from 1812 to 1945

The Viipuri Province was a province of Finland from 1812 to 1945.

Lake Otradnoye lake in Leningrad Oblast, Russia

Lake Otradnoye is a lake on Karelian Isthmus, in Priozersky District of Leningrad Oblast, south of the town of Priozersk. The area of the lake is 66 square kilometres (25 sq mi), and the area of its drainage basin is 275 square kilometres (106 sq mi).


  1. Location is approximately between 61°21’N, 59°46’N and 27°42’E, 31°08’E.
  2. Karelian Isthmus Archived 2007-12-06 at the Wayback Machine
  3. Доронина А. Ю. Сосудистые растения Карельского перешейка (Ленинградская область). [Doronina A. Vascular plants of the Karelian Isthmus (Leningrad Region)] Moscow: КМК, 2007. ISBN   978-5-87317-384-6.
  4. Доронина, Анна. Флористическиe исследования на Карельском перешейке Archived 2007-09-29 at the Wayback Machine
  5. See maps: (in Russian)
  6. 1 2 Davydova, Natalia N. et al. (1996). Late- and postglacial history of lakes of the Karelian Isthmus. Hydrobiologia 322.1-3, 199–204.
  7. Subetto, Dmitry A. et al. (2002). Climate and environment on the Karelian Isthmus, northwestern Russia, 13000–9000 cal. yrs BP. Boreas 31.1, 1–19.
  8. Saarnisto, Matti & Tuulikki Grönlund (1996). Shoreline displacement of Lake Ladoga – new data from Kilpolansaari. Hydrobiologia 322.1-3, 205–215.
  9. Timofeev, V. I. et al. (2005). Evolution of the Waterways and Early Human Migrations in the North-Eastern Baltic Area. Geochronometria 24, 81–85.
  10. Лапшин В. А. Археологическая карта Ленинградской области. Часть 2. Санкт-Петербург: Изд. СПбГУ, 1995. ISBN   5-87403-052-2
  11. Лебедев Г. С. Археологические памятники Ленинградской области. Ленинград: Лениздат, 1977.
  12. Saksa, A. I. (2006). The Karelian Isthmus: Origins of the natural and human environment. Archaeology, Ethnology and Anthropology of Eurasia 26.2, 35–44.
  13. Kurs, Ott (1994). Ingria: The broken landbridge between Estonia and Finland. GeoJournal 33.1, 107–113.
  14. Vehviläinen, Olli. Finland in the Second World War: Between Germany and Russia.New York: Palgrave, 2002. ISBN   0-333-80149-0
  15. Van Dyke, Carl. The Soviet Invasion of Finland 1939–1940. London: Frank Cass, 1997. ISBN   0-7146-4314-9.
  16. Protocol appended to the treaty of peace concluded between Finland and The Union of Soviet Socialist Republics on March 12, 1940
  17. 1 2 Степаков, Виктор, Евгений Балашов. В «Новых районах»: Из истории освоения Карельского перешейка, 1940–1941, 1944–1950 Archived 2007-09-28 at the Wayback Machine . Saint Petersburg: Нордмедиздат, 2001.
  18. Малков, Виктор (2006). Потенциал недр Archived 2007-09-28 at the Wayback Machine . Промышленно-строительное обозрение 93.

Cultural references

Further reading