The Jihlava (; ) is a river in the Czech Republic, a right tributary of the Svratka River. It flows through the VysoÃÂina and South Moravian regions. It is long, making it the 8th longest river in the Czech Republic.
The first written mention of Jihlava (written as Giglaue) is from 1226, when it was referred to when demarcating the boundaries of the properties of the à ½eliv monastery. The origin of the name is often interpreted as coming from the German igel (i.e. 'hedgehog'), but a more likely origin is the Celtic word uig, meaning 'stream'.
The Jihlava originates in the territory of Jihlávka in the Kà Âemeà ¡nÃÂk Highlands at an elevation of and flows to the Nové Mlýny reservoirs, where it enters the Svratka River in Ivaà  at the elevation of . It is long, making it the 8th longest river in the Czech Republic. Its drainage basin has an area of .
The longest tributaries of the Jihlava are:
The most notable settlements on the river are the city of Jihlava, named after the river, and the town of Tà ÂebÃÂÃÂ. The river flows through the municipal territories of Jihlávka, HornàVes, HornàCerekev, Batelov, DolnàCerekev, Kostelec, Dvorce, RantÃÂà Âov, Jihlava, Malý Beranov, Luka nad Jihlavou, BÃÂtovÃÂice, Bransouze, ÃÂÃÂchov, Pà Âibyslavice, Tà ÂebÃÂÃÂ, Vladislav, KramolÃÂn, Mohelno, Biskoupky, IvanÃÂice, Moravské Bránice, Nové Bránice, DolnàKounice, Pravlov, Kupaà Âovice, Medlov, Pohoà Âelice, Pà Âibice and Ivaà Â.
There are 2,666 bodies of water in the basin area. The reservoirs Daleà ¡ice () and Mohelno () are constructed on the river and are the largest bodies of water in the basin area. Several small fishponds are built on the upper course of the river.
The Daleà ¡ice Hydro Power Plant is built on the river between the Daleà ¡ice and Mohelno reservoirs.
The Jihlava is suitable for river tourism. Three of its sections are navigable.