For citations:
Popova A.S., Fedorov L.S., Shibaev S.V., Lyakhov A.V. Characteristics of recreation fishing for smelt (Osmersus eperlanus eperlanus morpha spirinchus) in the river Pregolya within the city of Kaliningrad. KSTU News. 2023;(70):59-69. (In Russ.) https://doi.org/10.46845/1997-3071-2023-70-59-69