Drainage basins of the Baltic Sea

The Gauja River (, ) is a river in the Vidzeme region of Latvia. It is the only large river of Latvia that begins and ends its flow in Latvia. Its length is 460 km, of which 93.5 km (approximately one-fifth) are in Gauja National Park. In this part, the Gauja River flows through the Gauja Valley, which is between 1 and 2.5 km wide, and the maximum depth near Sigulda is 85 m. Thus, the Gauja is the longest river of Latvia if only the parts of the river in the country's territory are counted. The Daugava has only 367 km in Latvia, whereas the entire length of the river is ove

river in Estonia

river in Leningrad and Novgorod Oblasts, Russia

river in Västerbotten, Sweden

__NOTOC__ The Ångerman or Angerman () is one of Sweden's longest rivers with a total length of . It also has the third largest flow rate, after the Göta and Lule.

thumb|Ljusnan seen from a motorboat between Arbrå and [[Vallsta.]] Ljusnan (from Old Norse: Lusn — light) is a river in Sweden, which is 440 kilometers long. The river starts in northwestern Härjedalen and then continues throughout the province into Hälsingland all the way to the Bothnian Sea. The biggest tributary is Voxnan. The river is heavily used for hydropower with 18 hydro powerplants. During 2001 Ljusnan produced 4,5 TWh.

Aurajoki (; Swedish Aura å) is a river in south-western Finland. It originates in Oripää, and flows through Pöytyä, Aura, Lieto, and ultimately the city of Turku before discharging into the Archipelago Sea. The total length of the river is about , and it contains eleven rapids, the biggest of which is Nautelankoski at Lieto. The reserve tap water for Turku Region is drawn from Aurajoki, the city's secondary waterworks being situated by the Halinen rapids.

Indalsälven is one of Sweden's longest rivers with a total length of 430 kilometers. Among its tributaries are Kallströmmen, Långan, Hårkan and Ammerån. A total of 26 hydropower plants are placed along its course, making it the third most power producing river of Sweden.

Ljungan (Jamtlandic: Jångna or Aoa, from Old Norse *Oghn "the dreadful") is a 322 kilometer long river in Sweden. It originates near Trondheim and the Norwegian border. The river runs through the Swedish counties of Jämtland and Västernorrland. Several hydropower plants are located along the river.

river in Leningrad Oblast, Russia

thumb|Devonian red sandstone cliffs at the river's bank The Salaca () is a river in northern Latvia. It flows from Lake Burtnieks in Vidzeme, 90 km, to the Gulf of Riga. The river flows through three towns, Mazsalaca, Staicele and Salacgrīva. The riverbanks feature Devonian red sandstone cliffs, and many caves and rapids as well. The river gives its name to a dialect of Livonian (Salaca Livonian) spoken on its upper banks into the 19th century, which is today extinct.

lake in Novgorod Oblast, Russia

Bārta (in Latvian), also named Bartuva (in Lithuanian), is a river in western Lithuania and Latvia. It originates in the Plungė district, 3 km to north of Lake Plateliai. The Bārta flows in a northwesterly direction, passing through the Skuodas district and the city of Skuodas, before entering Latvia. The Bārta flows into Liepāja lake, which is connected with the Baltic Sea. In its upper courses the valley formed by the Bārta is deep and narrow, while in its lower courses it is much wider.

Kyrönjoki () is a river of Finland. It is located in Southern Ostrobothnia region and flows into the Gulf of Bothnia.

river in Sweden

Emån is a river in southern Sweden, rising just north of Bodafors in the highlands of Småland and running approximately 229 kilometers to the Baltic Sea just south of Oskarshamn.

thumb|Rapid in Orimattila, Virenoja

river

river in Sweden

river of Finland

right|200px Kiiminkijoki () is a river of Finland in the region of Northern Ostrobothnia. It flows for into the Gulf of Bothnia.

river in Lithuania and Latvia

Perhonjoki is a river of Finland in Central Ostrobothnia region. It originates in Suomenselkä from the small lakes on the border of the municipalities of Perho, Kyyjärvi and Kivijärvi, and it flows for into the Gulf of Bothnia.

river in Sweden

The Mamonovka or Banovka (, , ) is a river between Russia (Kaliningrad Oblast) and Poland (Warmian-Masurian Voivodship). It flows into the Vistula Lagoon. It is 51 km long and has a 311 km2 drainage basin.

Keräsjoki is a river in Norrland in Sweden.

river in Poland and Russia

river in Sweden

lake in Strömsund Municipality, Jämtland County, Sweden

thumb|Uskelanjoki at the site of the 1825 landslide that destroyed the church of Uskela. Uskelanjoki is a river of Finland. It flows into the Archipelago Sea through the town of Salo. The course of the river follows a large, NE–SW oriented bedrock fracture line which begins from the river estuary in Halikonlahti bay and goes up through the lower reaches of the river and its tributary Terttilänjoki in north. Other tributaries of Uskelanjoki are Rekijoki and Hitolanjoki in north, Kurajoki in Pertteli and Vähäjoki near Salo. Landslides are common in the area, and for example in 1825 the church of

Užava (also Dižupe, Zirgmežupe; upstream known as Mazkaiba river, Mālupe; middle stream name Bumbuļupe) is river in Latvia in Kuldīgas, Alsungas and Ventspils counties. It empties into the Baltic Sea. ==Geography== Užava begins between and in Gudenieki Parish. It flows along the Piemare and Ventava plains in a north-eastern direction. Most of the flow, except for the section between Tērande and Sise, is regulated and river bed is straightened. As a result of land development and drainage, polder was built along the river. River discharges into the Baltic sea below the village of Užava.

Brömsebäck is a small stream in southern Sweden on the border between the provinces Småland and Blekinge. Before 1658, the river formed the border between Sweden and Denmark. The Treaty of Brömsebro (1645) was entered on an islet in the river.