ABSTRACT This research was conducted on September 2020 at Singkarak Lake, Guguak Malalo Village, Batipuh Selatan Sub-district, Tanah Datar Regency, West Sumatera Province. This study aims to find out the impact of Pergub No. 81 of 2017 towards results fishermen's catch before and after 2018 and the changes in income of fishermen society before and after the existence of Pergub No. 81 of 2017. …