en: Lake Iijärvi ( Ristijärvi ) is a medium-sized lake in the Kainuu main catchment area . It is located in the Oulujoki region , northern Finland . Iijärvi - Lake ( Ristijärvi ) is a medium-sized lake in the main catchment area of Kainuu , located in the Oulujoki region of northern Finland .
ms: Tasik Iijrvi (Ristijrvi) adalah sebuah tasik bersaiz sederhana di kawasan tadahan utama Kainuu. Ia terletak di wilayah Oulujoki, utara Finland. Iijrvi - Tasik (Ristijrvi) adalah sebuah tasik bersaiz sederhana di kawasan tadahan utama Kainuu, yang terletak di wilayah Oulujoki di utara Finland.