CD Skripsi
Analisis Kelimpahan Mikroplastik Pada Air Permukaan Dan Biota Di Perairan Sungai Sibam Kota Pekanbaru, Riau
Microplastics defined as solid synthetic polymers that have a microscopic size, which is between 0,001-5 mm. Microplastics are one of the most alarming pollutants today, because through the process of biomagnification microplastics can lead to the accumulation of toxic substances in aquatic ecosystems. This study aims to analyze microplastics abundance, types, and polymer compositions in water and fish of Sibam River a sub-watershed that flows into Siak River, situated in Pekanbaru City. The transportation route introducing microplastics to Sibam River arises from diverse community activities along its course. Sampling points, selected using a purposive sampling method across 3 segments namely upstream, middle, and downstream, represent areas with different pollutant sources. Sample preparation and identification occurred at the Marine Chemistry Laboratory, Faculty of Fisheries and Marine Sciences, Riau University. Results disclosed varied average microplastic abundances in water obtained was 167,55±63,24 with details 97,33±62,27 particles/L in segment 1, 185,33±40,46 particles/L in segment 2, and 220±24,33 particles/L in segment 3. Similarly, the average microplastic abundance in 8 Mystus numerus fish showed values of 1,39±0,98 particles/gr in meat samples and 2,50±0,80 particles/gr in gills and digestive tract samples. Pearson Product Moment correlation analysis established a significant relationship between aquatic environmental parameters (temperature, pH, and flow velocity) and microplastic abundance in Sibam River with a significance value of sig. (0,033
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