Radbuza

The Radbuza (Czech pronunciation: [ˈradbuza]; German: Radbusa) is a river in the Czech Republic, the secondary source river of the Berounka River. It flows through the Plzeň Region. It is 109.7 km (68.2 mi) long, making it the 17th longest river in the Czech Republic.

Radbuza
The Radbuza in Staňkov
Location
Country	Czech Republic
Region	Plzeň
Physical characteristics
Source
• location	Rybník, Upper Palatine Forest
• coordinates	49°29′41″N 12°42′6″E
• elevation	689 m (2,260 ft)
Mouth
• location	Berounka
• coordinates	49°29′39″N 12°42′6″E
• elevation	301 m (988 ft)
Length	109.7 km (68.2 mi)
Basin size	2,189.6 km2 (845.4 sq mi)
Discharge
• average	11.34 m3/s (400 cu ft/s) near estuary
Basin features
Progression	Berounka→ Vltava→ Elbe→ North Sea

Etymology

The name is derived from the personal Slavic name Radbud. The land through which the river flows once belonged to someone of that name.^[1]

Characteristic

Spring of Radbuza

The Radbuza originates in the territory of Rybník in the Upper Palatine Forest at an elevation of 689 m (2,260 ft) and flows to Plzeň, where it joins the Mže at an elevation of 301 m (988 ft) and together they form the Berounka. It is 109.7 km (68.2 mi) long, making it the 17th longest river in the Czech Republic. Its drainage basin has an area of 2,189.6 km² (845.4 sq mi), of which 7.3 km² (2.8 sq mi) is in Germany.^[2][3]

The longest tributaries of the Radbuza are:^[4]

Tributary	Length (km)	River km	Side
Úhlava	104.0	4.6	right
Merklínka	39.4	34.8	right
Zubřina	33.2	53.0	right
Černý potok	28.3	66.9	right
Luční potok	16.9	9.1	left

Settlements

The river flows through the municipal territories of Rybník, Bělá nad Radbuzou, Hostouň, Srby, Horšovský Týn, Křenovy, Staňkov, Holýšov, Hradec, Stod, Chotěšov, Vstiš and Dobřany before joining the Mže in Plzeň.

Bodies of water

There are 154 bodies of water larger than 1 ha in the basin area.^[2] The largest of them and the only body of water built on the Radbuza is the České údolí Reservoir with an area of 151.5 ha (374 acres).^[5]

Fauna

The river is home to a population of Eurasian beaver as well as nutria, which is a non-native species.^[6]

Tourism

The Radbuza is suitable for river tourism. It belongs to the undemanding rivers suitable for beginner paddlers and is navigable for most of the year.^[7]