Abstract:
Nutrients are the essential elements for the biochemical reactions and growth of all
living things. The presence of excess nutrients in the natural water may lead to the
problem of eutrophication. This study was carried out to determine the water quality
in Setiu River. Parameters measured were phosphorus compounds (orthophosphate,
total dissolved phosphate and total particulate phosphate) and silicon compounds
(dissolved silica, total dissolved silica and total particulate silica).