The Kelekar River in the middle of Ogan Ilir Regency, South Sumatra Province is a natural area, a fishing area and fish farming with a cage system and a boat transportation route area. From the many activities of the community around the middle of the Kelekar River, it is necessary to conduct an evaluation to see changes in the fish community in the Kelekar River in the middle of Ogan Ilir Rege…