Iijoki

Iijoki is a river of Finland in the region of North Ostrobothnia. The river has many tributaries. It flows for 370 kilometres into the Gulf of Bothnia. Some of its main tributaries are Siuruanjoki and Livojoki. It has about 150 rapids.
  • Country: Finland
  • Length: 370 km (230 mi)
  • Basin size: 14,191 km² (5,479 sq mi)
Data from: en.wikipedia.org