Storms and currents due to the ice thawing significantly erode the islands, so the Semenovsky and Vasilievsky islands (74°12"N, 133°E) which were discovered in 1815 have already disappeared.
As tormentas e as correntes debidas á desconxelación do xeo erosionarón considerablemente as illas, polo que as illas Semenovsky e Vasilievsky (74°12 "N, 133°E) que foron descubertas en 1815 xa desapareceron.