Yeysk SpitYeysk Spit or Kosa Yeyskaya is an alluvial sandy spit in the Sea of Azov, part of the. The central resort area of the city of Yeysk. The length of the sand spit is about 3 km, but before the 1914 storm, it reached 9 km.HistoryOn 13 March 1914 a strong hurricane broke out, part of the spit was washed away, its stem was cut away and it turned into an island.