00575naa#a2200169#i#450# EN\\bibl\41270 20251212220507.5 2073-5529 20201216b2020####ek#y0engy0150####ca RU INFLUENCE OF ABIOTIC FACTORS ON FEATURES AND DISTRIBUTION DYNAMICS OF FISH IN SMALL TRIBUTARY OF IRTYSH RIVER Journal article Astrakhan Astrakhan State Technical University 2020 14 с. Journal article local Зоология. 59 Chemagin Andrey Aleksandrovich vestnik.astu.org