The Ohře (pronounced[ˈoɦr̝ɛ]; German: Eger, Czech also: Oharka or Ohara, Celtic: Agara, Polish:Ohrza) is a 316km long river in Germany (65km) and the Czech Republic (251km), left tributary of the Elbe. The catchment area of the river is 6,255km, of which 5,614km is in the Czech Republic and 641km in Germany. It is the third biggest river in the Czech Republic.