Blanice (Sázava) should not be confused with Blanice (Otava).
| Blanice | |
| Source1 Location: | Rodná, Křemešník Highlands |
| Mouth Location: | Sázava |
| Mouth Coordinates: | 49.7972°N 14.9453°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Czech Republic |
| Subdivision Type2: | Regions |
| Length: | 66km (41miles) |
| Source1 Elevation: | 673m (2,208feet) |
| Mouth Elevation: | 303m (994feet) |
| Discharge1 Avg: | 2.19m3/s |
| Basin Size: | 543.3km2 |
The Blanice (German: Blanitz) is a river in the Czech Republic, a left tributary of the Sázava River. It flows through the South Bohemian and Central Bohemian regions. It is 66km (41miles) long.
The name is derived from the old Czech word blan, which meant 'meadow'. The name referred to the character of the territory through which it flows.[1] The river is sometimes called Vlašimská Blanice to distinguish it from Blanice (tributary of the Otava).
The Blanice originates in the territory of Rodná in the Křemešník Highlands at the elevation of and flows to Soběšín, where it enters the Sázava River at the elevation of . It is 66km (41miles) long. Its drainage basin has an area of 543.3km2.[2]
The longest tributaries of the Blanice are:
| Tributary | Length (km) | River km | Side | |
|---|---|---|---|---|
| Chotýšanka | 37.1 | 7.9 | left | |
| Slupský potok | 15.5 | 47.6 | left | |
| Novoveský potok | 12.4 | 53.3 | left |
The most notable settlement on the river is the town of Vlašim. The river flows through the municipal territories of Rodná, Pohnání, Dolní Hrachovice, Mladá Vožice, Běleč, Šebířov, Kamberk, Zvěstov, Louňovice pod Blaníkem, Ostrov, Kondrac, Hradiště, Vlašim, Ctiboř, Tehov, Libež, Všechlapy, Divišov, Český Šternberk and Soběšín.
There are 934 bodies of water in the basin area. The largest of them is the fishpond Smikov with an area of, built on the Chotýšanka.[2] There are four fishponds built directly on the Blanice.
The most common fish in the river are common chub, common roach and gudgeon. Rare is the occurrence of European eel.[3]
The riverbed in the section between Mladá Vožice and Kamberk is protected as Vlašimská Blanice Nature Monument with an area of . The Blanice then flows through the Blaník Protected Landscape Area. The wider area, which includes both sections in protected areas, is also protected as Vlašimská Blanice Special Area of Conservation. The reason for protection is the occurrence of rare and endangered species, especially thick shelled river mussel, brook lamprey, hermit beetle and Eurasian otter.[3] [4]
The Blanice is suitable for river tourism during spring, when the river level is higher. About of the river is navigable.[5]