CD Skripsi
Pemeliharaan Ikan Patin Siam (Pangasius Hypopthalmus) Dengan Sistem Resirkulasi Pada Wadah Dengan Bentuk Yang Berbeda
This research was conducted from May to June 2017 for 45 days in Hatchery TIU (Technical Implementation Unit) of Marine and Fisheries Faculty, University of Riau. The aims of this study were to determine the growth and survival rateof Siamese catfish which were reared on different shape of the tanks. The tanks were made of tarpaulin plastic material with 30 L of water volume capacity. Stocking density of experimental fishes were 30 fishes/tank. The method of the study was an experimental method with 4 treatments and 3 replications. The treatments were: P1 = circle shape, P2 = Square-shape, P3 = Octagonal shape, P4 = Triangular shape, and P5 = Rectangular shaped.The result of this study can be concluded that different shape of tanks have no significant effect on growth and survival rate performance of the Siamese catfish fries. The growth performance of round, square, octagonal, triangle and rectangular shape of tanks respectively has given an absolute weight growth of 5.93 g; 6.00 g; 6.18 g; 5.72 g and 5.77 g, then an absolute length growth were 4.88 cm; 4.93 cm; 4.91 cm; 4.76 cm and 4.85 cm, a daily growth rate 4.24%, 4.32%, 4.27%, 4.21% and 4.24, the food efficiency 92.67%, 92.63% , 94.31%, 92.42% and 91.23% and the survival rate 100%, 97.8%, 100%, 98.9% and 100% respectively. The result of water quality measurement which is still in the optimal range for rearing the Siamese catfish where the temperature was 28-30 ° C, 5-6 of pH, 5-6 mg/L of DO, 0,03-0,05 mg/L of Ammonia, 0,17-0,20 mg/L of Nitrite, and Nitrate was 0.80-0.98 mg/L.
Keywords : Pangasius hypopthalmus, recirculation system, different shape of tank survival rate
1) Student of Faculty of Fisheries and Marine Science, Riau University
2) Lecturer of Faculty of Fisheries and Marine Science, Riau University
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