sentences:  This archipelago, as well as Kirov Island, its northernmost island which is located at the northeastern end somewhat detached from the main island cluster, is named after Joseph Stalin's politburo member Sergey Kirov.All islands are quite flat, mostly with sandy spits and coastal lagoons in their shores.The group's largest island is Isachenko (), named after Boris Lavrent'evich Isachenko Russian microbiologist and botanist of the Academy of Sciences of the USSR.