NENCKI INSTITUTE RESEARCH STATION – MIKOŁAJKI 
PhD; specialist of Ciliata ecology; main research interests - role of heterotrophic flagellates and ciliates in microbiological loop and ecology of psammons ciliates communities; in the period of 1992-2015 the employee of the Hydrobiological Station IE PAS; after the liquidation of the Institute employed at that station in the Center of Ecological Research PAS, currently working at the Lake Fisheries Department of the Inland Fisheries Institute in Gizycko.