The North Kara basin is a sedimentary basin, a part of the Arctic shelf of Russia, associated with the Kara Sea."A new model of the geological structure and evolution of the North Kara Sedimentary Basin", It is separated from the South Kara basin by the North Siberian sill (along Novaya Zemlya-Taimyr Peninsula).pp. 247-250 From the North it is bounded by the Urvantsev Trough identified in 2012.
References