Rivers

river in Russia

tributary to the Murrumbidgee River in New South Wales, Australia

river in Vietnam

protected area in Portugal

Klyazma tributary in Yaroslavl, Ivanovo, and Vladimir Oblasts, Russia

The Birs (French: Birse) is a long river in Switzerland that flows through the Jura region and ends as a tributary to the Rhine between Basel and Birsfelden. It is the most important river of the Swiss Jura.

river in Sweden

The Pasłęka (; ) is a river in northern Poland that debouches into the Baltic Sea on the Vistula Lagoon near Braniewo. It flows through the Olsztyn and Mrągowo lakelands, and through Gdańsk Coastal Area.

The Oyat () is a river in Babayevsky District of Vologda Oblast and Podporozhsky and Lodeynopolsky Districts of Leningrad Oblast of Russia, a major left tributary of the Svir (Lake Ladoga basin). The length of the Oyat is , and the area of its drainage basin is .

The Oker () is a river in Lower Saxony, Germany, that has historically formed an important political boundary. It is a left tributary of the River Aller, in length and runs in a generally northerly direction.

thumb|right|200px|The upper Idrijca River thumb|right|200px| Logging sluice near [[Idrija]] The Idrijca is a river flowing through the Idrija Hills and Cerkno Hills in Slovenia. It is long. It rises near Vojsko, flows towards northeast and after passing through Idrija turns to the northwest. After passing through Spodnja Idrija and Cerkno it joins the Soča in Most na Soči. It has a pluvio-nival regime and belongs to the Adriatic Sea Basin.

The Kofarnihon (, ) is one of the major tributaries of the Amu Darya (together with Vakhsh and Panj) in Tajikistan. The river is long and has a basin area of . It rises on the southern slopes of Gissar Range in Vahdat district, formerly Kofarnihon district, and flows in the general south-western direction past the cities of Vahdat and Dushanbe, where it turns south and runs through Khatlon Province toward the border with Afghanistan. It falls into Amudarya some 40 km west of the confluence point of Vakhsh and Panj rivers. The Kofarnihon is an important source of drinking water, and yet it is h

The Ubagan ( Obağan; ) is a river of Kazakhstan and Russia, a right tributary of the Tobol. It has a length of , and a catchment area of , with water supplied by melting snow. In the summer the water is brackish.

river in the Brazil-Uruguay border

river

river of Spain main affluent of the Ebro by the right margin

The Khemchik (; , Xemçik) is a river in Tuva in Russia, a left tributary of the Yenisey. The length of the river is 320 km, the area of its drainage basin is 27,000 km2. The Khemchik freezes up in November and remains icebound until late April - early May. Its main tributaries are the Alash and Ak-Sug from the left, and the Barlyk and Chadan from the right. The town Ak-Dovurak is located in the valley of the Khemchik. {| |- valign="top" |thumb|250px|Basin of the Yenisey |}

river in Canada

thumb|left|Tskhenistsqali river (in red) on the map of Georgia

The Ropotamo ( , from the Ancient Greek word Ροπόταμος ropotamos meaning "border river") is a river in south-eastern Bulgaria. It takes its source from the Bosna Ridge in the Strandzha Mountains, running for 48.5 km to empty into the Black Sea near Cape Saint Demetrius between Dyuni and Primorsko.

The Metauro is a river in the Marche region of central Italy. It rises in the Apennine Mountains and runs east for or if the Meta is included as its uppermost reach.

river in Khanty-Mansi AO, Russia

river

river in Kyoto Prefecture, Japan

river located in the eastern part of Mindanao island in the Philippines

The Lepenac (; ; , ) is a river in southern Kosovo and northern North Macedonia, a long left tributary to the Vardar river.

river in Slovenia

river in France

river in China and Kyrgyzstan

river in Virginia and North Carolina, United States

watercourse in Ontario, Canada

river in Northern Ukraine

river in Ukraine

left and southern tributary of the river Elbe in Lower Saxony, Germany

river in Newfoundland and Labrador, Canada

river in Mordovia, Russia

river in Tver, Pskov, and Novgorod Oblasts, Russia

river in Moscow and Tver Oblasts, Russia

river in Buryatia, Russia

river in Nenets AO, Yamalo Nenets AO, and Komi, Russia

river

The Blavet (; ) river flows from central Brittany and enters the Atlantic Ocean on the south coast near Lorient. It is long. The river is canalised for most of its length, forming one of the links in the Brittany canal system. It connects with the Canal de Nantes à Brest at Pontivy and runs to Hennebont, a distance of 60 km. From the last lock at Polvern, the river is tidal and considered as a maritime waterway, giving access to the seaport of Lorient and the Atlantic Ocean. It became more important when the western half of that system was cut off by the construction of the Guerlédan dam

The Lozva (; Northern Mansi: Лӯсум-я̄, Lūsum-jā) is a river in Sverdlovsk Oblast in Russia. At its confluence with the Sosva, the Tavda is formed. The river is long, and its basin covers . The river freezes up in October or early November and stays icebound until late April or early May. Its main tributaries are the Pynovka, Bolshaya Yevva, Ponil, and Ivdel.

The Uvod () is a river in Ivanovo and Vladimir Oblasts in Russia, a left tributary of the Klyazma (Volga's basin through the Oka). It has a length of 185 km, and the area of its drainage basin is 3,770 km2. The Uvod freezes up in November and breaks up in April. The towns of Ivanovo and Kokhma are located on the Uvod.

The Aiviekste is a river in Latvia. It begins at Lake Lubāns (the largest lake in Latvia) and drains into the Daugava (the largest river in Latvia). The Aiviekste is the largest tributary of the Daugava in Latvia. The Aiviekste, along with the Pededze, forms the unofficial border between two historical Latvian regions Vidzeme and Latgale, although the administrative border was slightly different. The river is 114 kilometers long, with annual drainage 1.81 km3. The Aiviekste is between 10,000 and 12,000 years old, formed at the end of the last ice age. Nearly a quarter of the river's flow

The Loing () is a long river in central France, a left tributary of the Seine.

The Agan () is a river in Khanty-Mansi Autonomous Okrug in Russia. It is long, and its basin covers .

river in Santa Cruz, Argentina

tributary of the Colorado River in Utah, Colorado, and New Mexico in the United States

river in New Hampshire and Massachusetts, United States

The Uvac () is a trans-boundary river that rises in southwestern Serbia and flows into eastern Bosnia and Herzegovina, where it eventually joins the Lim river. Rising under Serbia's Golija mountain and Pešter plateau, the Uvac flows through southwestern Serbia before crossing into eastern Bosnia and Herzegovina where, after 115 km, it finally meets the Lim river from the right. However, before it empties into the Lim, the Uvac forms the border between the two countries for a 10 kilometers. Also, while meandering through Serbia, the Uvac loosely marks the northern border of the Raška regio

The Dragonja (; ) is a long river in the northern part of the Istrian peninsula. It is a meandering river with a very branched basin and a small quantity of water. It has a pluvial regime and often dries up in summer. It features very diverse living environments and is home to a number of animal and plant species. The Dragonja has been a matter of a territorial dispute between Croatia and Slovenia, with its lowest portion de facto the border of the two countries.

The Kureyka (; also Lyuma, Numa) is a major right tributary of the Yenisey in Krasnoyarsk Krai, Russia.

The Cheremosh River (; ; ) is a river in western Ukraine, right-bank tributary of the river Prut.

The Erdre (; ) is a long river in western France, right tributary to the Loire. Its source is in the Maine-et-Loire department, near La Pouëze. It flows through the departments Maine-et-Loire and Loire-Atlantique. The Erdre meets the Loire in the city of Nantes. Other towns on the Erdre, going downstream, are Candé, Riaillé, Nort-sur-Erdre and Sucé-sur-Erdre.

Evinos () is a river in western Greece, flowing into the Gulf of Patras. Its source is in the northern Vardousia mountains, near the village Artotina, Phocis. The river flows in a generally southwestern direction, for most of its length in Aetolia-Acarnania. It feeds the reservoir of Lake Evinos, that is about 10km². The river flows through a deep forested valley with few small villages. In its lower course it flows through lowlands, and it empties into the Gulf of Patras 10km southeast of Missolonghi. The village Evinochori near its mouth owes its name to this river.

The Soła () is a river in southern Poland, a right tributary of the Vistula.

The Tagil () is a river in Sverdlovsk Oblast, Russia. It is long, with a drainage basin of . The average discharge is . The river has its sources on the eastern slopes of the Ural Mountains, east of Verkhny Tagil. From there, the Tagil flows north towards Nizhny Tagil, and then in a northeasterly direction to its confluence with the Tura.

river in Chukotka, Russia

tributary of the Tisa River in Romania