CD Skripsi
Konsentrasi Klorofil-A Di Danau Lubuk Siam Desa Lubuk Siam Kecamatan Siak Hulu Kabupaten Kampar
There are several human activities around the Lubuk Siam Lake such as plantation and agriculture. Anthropogenic activities will influence nutrient in waters. To understand the concentration of chlorophyll-a in the Lubuk Siam Lake, a research was conducted in February - March 2017. There were 3 stations namely Station 1 (inlet area), Station 2 (fish cage area), and Station 3 (outlet area). In each station, there were 3 sampling points : at surface e (50 cm), 2 secchi depth (126 cm) and 3 secchi depth (189 cm). Sampling were taken once/week for 3 weeks period. Water quality parameters measured were chlorophyll-a, temperature, transparency, pH, dissolved oxygen, free carbon dioxide, nitrate, and phosphate. Results shown that chlorophyll-a concentration was 12.76 – 44.86 μg/L, temperature 28.5 – 30.5°C, transparency 63 – 89 cm, depth 443 – 583 cm, pH 7.03 – 7.27, dissolved oxygen 4.09 – 7.83 mg/L, free carbon dioxide 5.29 – 15.98 mg/L, nitrate 0.069 – 0.168 mg/L and phosphate 0.164 – 0.123 mg/L. Based on the concentration of chlorophyll-a, the Lubuk Siam Lake can be categorized as mesotrophic.
Keywords : Chlorophyll-a, mesotrophic, water quality, Lubuk Siam Lake
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