Author Description

Assesses the long-term water quality trends in the Unuk River, which flows south-west to Alaska and the Pacific Ocean from north-west British Columbia. Recommendations regarding water quality monitoring are provided. The bulk of the document consists of graphs showing trends (mostly back to 1991) of such parameters as flow, aluminium, cadmium, carbon, chromium, colour, copper, hardness, iron, lead, manganese, pH, phosphorus, non-filterable residue, water temperature, turbidity, and zinc.