Structure of the Fish Community in the Jatigede Reservoir Post Six Years of Flooding

Jatigede Reservoir began to be inundated in August 2015. The fish caught at the beginning of 2017 inundation were 9 families consisting 17 species 2017. This research aims determine structure community living after six years inundation. was carried out from November 2020 April 2021 Reservoir, using survey method. Primary data which includes relative abundance fish, diversity index and uniformity. sampling method used a purposive with 3 repetitions five stations representing area. Data processing Microsoft Excel produce Reservoir. during consisted families, namely cyprinidae, cichlidae, eleotridae, bagridae, loricariidae, pangasiidae, zenarchopteridae, ambassidae poeciliidae. At 2 3, it categorized as stable moderate ranging 1.08 1.73, uniformity 0.56 0.83. 1, 4 5 unstable, low 0.57 0.97 0.51 0.60.