The results of long-term observations of populations of rare bird species in the Sub-Polar Urals (Yugyd Va National Park) are summarized. Monitoring in the interfluves of Syna River and Vangyr River are conducted since 1968. Regular stay during the whole period of observations was registered for seven of the 16 rare bird species. The area of research is important for the conservation of bird populations: osprey, white-tailed eagle, eagle owl.