Several fishes were found dead on the banks of Tunga River at Mattur-Hosahalli village limits in Karnataka's Shivamogga on Wednesday. Tunga River originates from Western Ghats and it provides clean drinking water to many cities including Shivamogga. People residing in that area have complained to the district administration about this matter. Official have inspected the spot and had taken fishes and water sample to the laboratory. The cause of their death is yet to be ascertained.