Scientists speculate that some kind of warning signal ​ — perhaps a change in water chemistry — ​ had alerted the fish, causing them to flee into the nearby Karymsky River.
વૈજ્ઞાનિકોનું અનુમાન છે કે માછલીઓને કોઈ રીતે ચેતવણી મળી હશે.