Dubysa, at 131 km, is the 15th longest river solely in Lithuania. It originates just a few kilometers from Lake Rėkyva near

Šiauliai Šiauliai (; bat-smg, Šiaulē; german: Schaulen, ) is the fourth largest city in Lithuania, with a population of 107,086. From 1994 to 2010 it was the capital of Šiauliai County. Names Šiauliai is referred to by various names in different la ...

city. At first it flows south, but at Lyduvėnai turns southeast and near Ariogala - southwest. Dubysa is a

Samogitia Samogitia or Žemaitija ( Samogitian: ''Žemaitėjė''; see below for alternative and historical names) is one of the five cultural regions of Lithuania and formerly one of the two core administrative divisions of the Grand Duchy of Lithuania ...

n river. The first few kilometres of Dybysa are also known as ''Genupis'' or ''Šventupis''. Dubysa2

Dubysa has about 40 tributaries, the largest being Kražantė on the right and Šiaušė, Gryžuva, and Gynėvė on the left. Kražantė (86 km) is almost twice as long as the upper reaches of Dubysa before the confluence (47 km). Even though Kražantė's basin is somewhat smaller, it should be considered the main river. Dubysa is mainly fed by rainfall and melting snow, therefore its water levels change rapidly. The maximum depth is about 4 m. The Dubysa valley is one of the highest and widest in

Lithuania Lithuania (; lt, Lietuva ), officially the Republic of Lithuania ( lt, Lietuvos Respublika, links=no ), is a country in the Baltic region of Europe. It is one of three Baltic states and lies on the eastern shore of the Baltic Sea. Lithuania ...

. The valley reaches 20–40 m in height and 300–500 m in width. It was formed during the last glacial period. The Lyduvėnai Bridge is a

railroad bridge A bridge is a structure built to span a physical obstacle (such as a body of water, valley, road, or rail) without blocking the way underneath. It is constructed for the purpose of providing passage over the obstacle, which is usually someth ...

across the valley, which is the highest and longest such bridge in Lithuania. The bridge was first built by the Germans during

World War I World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was List of wars and anthropogenic disasters by death toll, one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, ...

. In 1918 an iron railway bridge replaced it. Dubysa Baseino plotas

Dubysa is connected with the Venta River by the abandoned Windawski Canal started in 1825 by the authorities of the

Russian Empire The Russian Empire was an empire and the final period of the Russian monarchy from 1721 to 1917, ruling across large parts of Eurasia. It succeeded the Tsardom of Russia following the Treaty of Nystad, which ended the Great Northern War ...

. The canal is 15 km in length and was supposed to have 20 locks. The intention was to connect the

Neman The Neman, Nioman, Nemunas or MemelTo bankside nations of the present: Lithuanian: be, Нёман, , ; russian: Неман, ''Neman''; past: ger, Memel (where touching Prussia only, otherwise Nieman); lv, Nemuna; et, Neemen; pl, Niemen; ; ...

basin with the

Baltic Sea The Baltic Sea is an arm of the Atlantic Ocean that is enclosed by Denmark, Estonia, Finland, Germany, Latvia, Lithuania, Poland, Russia, Sweden and the North and Central European Plain. The sea stretches from 53°N to 66°N latitude and from ...

through the port of

Ventspils Ventspils (; german: Windau, ; see other names) is a state city in northwestern Latvia in the historical Courland region of Latvia, and is the sixth largest city in the country. At the beginning of 2020, Ventspils had a population of 33,906. It ...

. The lower reaches of Neman were under

Prussia Prussia, , Old Prussian: ''Prūsa'' or ''Prūsija'' was a German state on the southeast coast of the Baltic Sea. It formed the German Empire under Prussian rule when it united the German states in 1871. It was ''de facto'' dissolved by an e ...

n control. The work was interrupted by the Uprising of 1831. The work resumed only at the beginning of the 20th century but was interrupted again by the World War I. After the war there was no purpose for the canal as Lithuania gained control over the

Klaipėda region The Klaipėda Region ( lt, Klaipėdos kraštas) or Memel Territory (german: Memelland or ''Memelgebiet'') was defined by the 1919 Treaty of Versailles in 1920 and refers to the northernmost part of the German province of East Prussia, when as ...

and lower reaches of Neman. The canal was based on the Kartuva rivulet. Dubysa ichthyological reserve was established in 1974. It protects spawning areas of vimba and other ca. 25 species of fish. The reserve protects Dubysa below Ariogala down to its mouth (some 25 km of the river). Dubysa Regional Park was established in 1992 to protect the Dubysa valley, landscape and cultural heritage, including the birthplace of poet Maironis. The park also encourages eco-tourism. It covers is located in the territories of the Kelmė and Raseiniai district municipalities.

References

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External links

Map of Dubysa basin

Kurtuvėnai Regional Park
{{Tributaries of the Neman Rivers of Lithuania