The influence of the distribution density of small gurami fish toward its weight increasing in 16 weeks has been studied. This study was involved 375 small gurami fish (55g of its average weight) which gained from Kiambang fisher of Padang Pariaman. Experiment ws designed by five treatments and five reperation in a 1 x 0.5 x 0.8 m fishpond. It was disclosed that (a) there is a significant of distribution density toward its weight increasing and (b) a distribution density was 30 to 40 fish permeter.