COMPARATIVE CHARACTERISTICS OF BIOMORPHOLOGICAL INDICATORS OF TWO HERDS OF ONCORHYNCHUS MYKISS TROUT CULTIVATED ON THE ISSYK RIVER (BALKASH BASIN; REPUBLIC OF KAZAKHSTAN). EB [Internet]. 2022 Dec. 20 [cited 2026 Jul. 23];93(4):128-35. Available from: https://bb.kaznu.kz/index.php/biology/article/view/1869