ABSTRACT
Energy-protein balance has a vital role in meeting the nutritional needs of fish and improving fish growth performance. Coconut husk waste has the potential as a source of lipid that can be used as a fish feed supplement. This study evaluated the effect of coconut husk oil on the specific growth rate (SGR) and survival rate (SR) of tilapia fish (Oreochromis mossambicus). Four feeds with different levels of lipid sources were formulated by adding coconut husk oil to commercial fish feed at levels of 0%, 2%, 4%, and 6% for 35 days. The highest specific growth rates (SGR) observed in fish were found in fish fed with coconut oil at levels of 2% and 4% compared to other treatments (P < 0.05). However, there was no significant difference in the survival rate (SR) of fish (P > 0.05). The results showed that 2% coconut oil was the recommended level as a supplement in tilapia fish feed which was indicated by an excellent specific growth rate.
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