Linked from
The 24 pages that link to Kara Sea, each with the reason it gives.
Novaya ZemlyaNarrower topic: Its waters border the archipelago to the east.
Gulf of ObNarrower topic: The gulf is a shallow inlet of this Arctic sea.
Severny IslandNarrower topic: Its waters lie east of Novaya Zemlya.
ObNarrower topic: The Gulf of Ob opens into this Arctic sea.
YeniseiNarrower topic: The Yenisei discharges into this sea through its gulf.