In 1710, while sailing from the Lena River to the Kolyma River, Permyakov observed two unknown island groups in the sea, that would later be called Bolshoy Lyakhovsky and Medvyezhi Islands.
In 1710, while sailing from the Lena River to the Kolyma River, Permyakov observed the silhouette of two unknown island groups in the sea. Those islands would later be called Bolshoy Lyakhovsky and the Medvyezhi Islands.