आविल

वि० [सं० आ√विल् (फैलाना)+क] गँदला। मलिन। उदाहरण—दुख से आविल सुख से पंकिल।—महादेवी

The physico - chemical parameters responsible for the successful culture of trout are temperature, dissolved oxygen, pH and turbidity.

The river water is turbid.