00662naa#a2200181#i#450# EN\\bibl\55691 20241126014647.2 2073-5529 20221214b2022####ek#y0engy0150####ca RU Ecology, biology and nutrition of grayling (Thymallus thymallus Linnaeus, 1758) of river Sotka in Pinezhsky State Reserve Journal article Astrakhan Astrakhan State Technical University 2022 7 с. Journal article local (Cyclostomata. Круглоротые). 597.2 Dvoryankin Gennadiy Aleksandrovich Lukina Valeriya Alexandrovna vestnik.astu.org