In eastern Siberia, where aufeis are known as naleds,  10,000 aufeis with a cumulative area of ~ 50,000 km2 containing 30 km3 of water have been documented in 2015.
ɪn ˈiːstɚn saɪbˈiəɹɪə, wˌɛɹ ˈɔːfeɪz ɑːɹ nˈoʊn æz nˈeɪldz,  tˈɛn,zˈiəɹoʊzˈiəɹoʊ zˈiəɹoʊ ˈɔːfeɪz wɪð ɐ kjˈuːmjʊlətˌɪv ˈɛɹiə ʌv tˈɪldə fˈɪfti,zˈiəɹoʊzˈiəɹoʊ zˈiəɹoʊ kˌeɪˈɛm tˈuː kəntˈeɪnɪŋ θˈɜːɾi kˌeɪˈɛm θɹˈiː ʌv wˈɔːɾɚ hɐvbɪn dˈɑːkjuːməntᵻd ɪn tˈuː θˈaʊzənd fˈɪftiːn.