THE FIRST-LINE ASSESSMENT OF TOXIC POTENTIAL OF HIGH-ALTITUDE WATER SOURCES OF ILE ALATAU GORGES (NORTHERN TIEN SHAN, KAZAKHSTAN) USING ACUTE D.MAGNA TOXICITY TEST. EJE [Internet]. 2025 Dec. 30 [cited 2026 Jul. 13];85(4). Available from: https://bulletin-ecology.kaznu.kz/index.php/1-eco/article/view/1737