The quality status of mangrove waters in Pagatan Besar Village

Abstract

Background : Mangrove waters are one of the areas that produce fish resources and other aquatic biota in Tanah Laut Regency, especially in Pagatan Besar Village. However, several previous studies stated that the average heavy metal content in other mangrove waters in Tanah Laut Regency has exceeded the quality standards set based on Republic of Indonesia Government Regulation No. 22 of 2021. Heavy metal content that is too high can be the cause of high levels of pollution in waters. This research aims to determine the quality status of mangrove waters in Pagatan Besar Village. Methods: The method used is calculation using the Pollution Index Method, based on Minister of Environment Decree No. 115 of 2003.. Findings: The results of the pollution index calculation show that at the three observation stations in the Mangrove Waters of Pagatan Besar Village, all of them are classified as heavily polluted. The mangrove waters in Pagatan Besar Village is often used for water transportation, nature conservation, capture fisheries, tourism and fishermen's settlements, for example Pagatan Besar Beach, Takisung Beach, Nyiur Ampat Beach and Pier Senja Beach, so that the coastal area of Takisung District has the potential for significant environmental damage. Conclusion The further impact of this condition can disrupt the survival of important biota in mangrove waters, such as crabs, shrimp and shellfish which have local economic value. Novelty/Originality of this article: All locations that were observation stations in this research found that the status of mangrove water quality in Pagatan Besar Village which is heavily polluted.