The fisheries potency in the estuary of Rawa Mekar Jaya Village is high. A research aims to determine the fish community structure in that estuary was conducted in April-July 2019. Fish samples were taken in 3 stations, in the mangrove area (ST-1), reforestation mangrove area (ST-2) and around the residential area (ST-3). The fishes were captured using fishing rod, net traps (mesh size 1-2 inch…