Analisis Kandungan Bahan Organik Pada Sedimen Dan Kelimpahan Makrozoobenthos …

ABSTRACT This research was conducted in April 2021 to analyze organic matter content in the sediment and the abundance of macrozoobenthos. Sediment and macrozoobenthos samples were taken from the waters of the Pakning River, Kabupaten Bengkalis Riau Province. The method used in this research is a survey method. Sampling was determined using purposive sampling at four different stations. The…