The staff of the Institute sincerely congratulate Yuri Stepanovich Reshetnikov, ichthyologist, doctor of biological sciences, professor, on his 85th birthday. Yuri Stepanovich's scientific interests lie in the study of the systematics, ecology and fauna of salmon and whitefish, as well as tropical fish. The results of his work make a huge contribution to the study of the biological diversity of not only native, but also the world's ichthyofauna. They are presented in 15 monographs and more than 200 articles.