Tana River basin (Norway)

river in Norway and Finland

, , or is a river in Finnmark county, Norway. The long river runs through Kautokeino Municipality and Karasjok Municipality. It is one of the most important rivers that drains the Finnmarksvidda plateau. It flows into the famous salmon-fishing Tana River near the Finnish village of Karigasniemi on the Norway-Finland border.

Anarjohka (, or Anarjohka, , ) is a tributary of Tana River. It is about long, with a drainage area of about . The mean discharge at the mouth is about . The lower part of the river runs along the Finnish–Norwegian border. The border continues along the Anarjohka's tributary Skiehččanjohka, while the upper part of the river lies within the eponymous Anárjohka national park in Norway.