Svitavka
The Svitavka is a river in the Czech Republic and Germany, a right tributary of the Ploučnice. It flows mostly through the Liberec Region in the Czech Republic, but it originates in Saxony in Germany. It is long.
Etymology
The name referred to the clear water of the river and was derived from svítat, which meant ' clear' in Old Czech. Svitavka/Svitávka is a diminutive form of Svitava. The river was called Svitávka until the 1990s, when it was officially renamed Svitavka, but it is still often called Svitávka.Characteristic
The Svitavka originates in the territory of Jonsdorf in the Lusatian Mountains at an elevation of and flows to Česká Lípa-Vlčí Důl, where it merges with the Ploučnice River at an elevation of. It is long, of which is in the Czech Republic. Its drainage basin has an area of.The longest tributaries of the Svitavka are:
| Tributary | Length | Side |
| Boberský potok | 11.9 | right |
| Hamerský potok | 9.2 | right |
Course
The Svitavka originates in Jonsdorf in Germany and then continues in the Czech Republic through the territories of Mařenice, Krompach, Kunratice u Cvikova, Cvikov, Velenice, Zákupy and Česká Lípa.Nature
The upper course of the Svitavka is located in the protected landscape area of Lužické hory. The mouth of the river is located in the protected landscape area of Kokořínsko – Máchův kraj.According to a 2016 study, nine species of aquatic of water molluscs occur in the river. Notable is the population of Pisidium amnicum and Pisidium tenuilineatum, which are endangered species within the Czech Republic. Their presence is an indicator of clean water.