Dee ihe na-aga n'ihu maka paragraf a - Ọ bụ Society for the Study of the Amur Region nwetara ihe ndị e dere n'ebe ngosi ihe mgbe ochie ahụ n'oge dị n'agbata mgbe e guzobere ebe ngosi ihe mgbe ochie ahụ n'afọ 1884 na mgbe e meghere ya n'afọ 1890. Nchịkọta ndị mbụ a lekwasịrị anya n'akụkọ ihe mere eme nke mpaghara ahụ, usoro okike, na ọdịbendị nke mpaghara ahụ gụnyere ihe ngosi a raara nye ọdịnala nke ndị obodo Primorye. Ihe ngosi ndị e guzobere kemgbe e guzobere ebe ngosi ihe mgbe ochie ahụ na-agụnye nchịkọta ndị dabeere ná mmeri na nchọpụta Russia mere n'Ebe Etiti Eshia
na Siberia site na 1600s ruo 1800s, ihe ngosi nke Ice Age fossils, a narị afọ nke 12 ezigbo ili mgbagwoju, na a mirror ekesịpde onye ndú nke Balhae.