CD Skripsi
Hubungan Kandungan Bahan Organik Total Dengan Kelimpahan Fitoplankton Pada Area Mangrove Di Perairan Tanjung Balai Asahan Provinsi Sumatera Utara
The purpose of this study to determine the content of organic matter, knowing the abundance of phytoplankton in the waters of Tanjung Balai Asahan, and determine the relationship between total organic matter content of the abundance of phytoplankton in the waters of Tanjung Balai Asahan. This study was conducted in July - August 2019, The method used in this study is a survey method. Observation station determined by purposive sampling. Results of water quality measurements showed that the temperature of between 29 to 33 ° C, pH 6-7, 23-25 ppt salinity, brightness ranged from 24 to 50 cm, the average flow velocity ranges from 0.15 to 0, 48 m / sec, and a depth ranging from 2.7 to 6 m. The survey results revealed thattotal organic matter content ranged20.44 to 27.14 mg / l, Phytoplankton are found there are 6 genus of phytoplankton that is, Isthmia sp, Navicula sp, Pleurosigma sp, Skeletonema sp, Coscinodiscus sp, Triceratium sp, average abundance of phytoplankton ranged 1930.19 -3603.03 ind / l, Total organic matter content relationships with an abundance of phytoplankton have a strong relationship with the coefficient (r) = 0.80, where the increase in total organic matter content of the abundance of phytoplankton will increase.
Keywords: Phytoplankton, Total Organic Ingredients, Water Tanjung Balai Asahan
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