Aceh Besar, Indonesia has a big potency on fisheries resource, including small fish that have potential as ornamental fish, such as Zebrafish, Checker barb, Rasbora, and Hasselt’s Loach. To date, information on the growth pattern of this species was not available. Hence, the objective of the present study was to examine the growth pattern of five ornamental fish species namely; Danio albolineatus, Puntius oligolepis, P. binotatus, Rasbora sumatrana and Lepidocephalichthys hasselti. The fish sample was collected from Bira Cot River, Aceh Besar District from February to July 2020. In Bira Cot, Aceh Besar District, Indonesia. The study showed that the a and b values of regression parameters ranged between 0.0025-0.0097 and 3.043-3.545, respectively. The growth pattern of P. oligolepis, D. albolineatus and L. hasselti had a positive allometric growth pattern, while P. binotatus and R. sumatrana showed an isometric growth pattern. Based on the condition factors parameter indicated that t...