CD Skripsi
Dinamika Kelimpahan Fitoplankton Di Genangan Waduk Plta Koto Panjang Kelurahan Batu Bersurat, Kecamatan Xiii Koto Kampar, Kabupaten Kampar, Provinsi Riau
Phytoplankton will respond to the nutrient material that is input into the Koto Panjang Reservoir in Batu Bersurat. The dynamics of phytoplankton abundance will occur depending on nutrients and light intensity based on time and depth. This study aims to look at the dynamics of phytoplankton abundance based on time and depth. This research was conducted in June-July 2019. The sampling locations were determined by 3 stations 4 times with a time interval of a week. At each station, there were 3 sampling points, namely on the surface, at 2 Secchi depth and at 4 Secchi depth. The parameters measured were temperature, transparency, depth, pH, DO, CO2, nitrate, and phosphate. Based on measurements at different depths, it was found that the abundance of phytoplankton was most at surface and decreased at depths of 2 Secchi and 4 Secchi. Based on time, phytoplankton abundance increased every week. Water quality parameters recorded as follows, temperature 29-31oC, transparency 153.5-161.25 cm, pH 5, DO 6.2-6.8 mg/L, CO2 7.3-9.3 mg/L, nitrate 0.056-0.082 mg/L and phosphate 0.59-0.96 mg/L. Water quality parameters measured during research still support life of aquatic organisms.
Keyword: Nitrate and Phosphate, Time and Depth, Transparency, Water Quality Parameters, Reservoir Puddles
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