Osphrenemus gouramy or gurami fish is freshwater fish that live in the Pinang Luar Lake. Population of that fish in the lake, however, is low and information on its biological aspect such as morphometric, meristic, and growth pattern is rare. A study aims to determine those aspects had been conducted in March 2017. There were 102 fishes, with 63.87-193.72 mm TL and 3.49-129.98 gr BW. There were…