Kualitas Perairan Sungai Siak Berdasarkan Bioindikator Makrobentos Untuk Peng…

The aim of this research was to know quality of Siak River based on macro benthos as bioindicator on February until June 2014. The result of research was used to development module in Aquatic ecology subject. This research was implemented in 2 steps; they are field research step and development module step. Determination of research station was by purposive random sampling with assign 6 researc…