Payung Island is one of the small islands in Banyuasin Regency, South Sumatra, precisely located in the transition area between the Musi River and the Bangka Strait. The Musi River is classified as a brackish water area and is dominated by mangrove vegetation. Groups of aquatic organisms that live in mangrove areas consist of groups of fish (ikhtiofauna) and groups of non-fish (non-ichthiofauna…