During the rainy season, the water as well as fish species from the Kampar River enter the Teluk Petai oxbow Lake. To find out the type of fish species present in the lake, a study was conducted from January to March 2019. Samplingswere carried out four times, once a week, usingnets (mesh size0,5 inch), fishtrap, and fishingline. The captured fish were then identified. Results shown that t…