Kamenice (Jizera)
The Kamenice is a river in the Czech Republic, a right tributary of the Jizera River. It flows through the Liberec Region. It is long. The Josefův Důl Reservoir is built on the river.
Etymology
Kamenice is a common Czech toponymy. The name is derived from the Czech word kamenný, i.e. 'stony'. The river is named after the character of the river bed. The river is sometimes called Tanvaldská Kamenice to distinguish it from the eponymous rivers in the country.Characteristic
The Kamenice originates in the territory of Bedřichov in the Jizera Mountains at an elevation of and flows to Semily-Spálov, where it enters the Jizera River at an elevation of. It is long. Its drainage basin has an area of.The longest tributaries of the Kamenice are:
| Tributary | Length | River km | Side |
| Desná | 13.6 | 15.9 | left |
| Vošmenda | 12.6 | 1.2 | left |
| Zlatník | 8.4 | 8.5 | left |
| Smržovský potok | 7.7 | 18.6 | right |