Keterkaitan Ekosistem Mangrove dengan Keanekaragaman Ikan di Pabean Ilir dan Pagirikan, Pasekan Indramayu, Jawa Barat

Abstract

Mangrove ecosystem has high productivity because it has the ability as a nutrient trap, which supports aquatic biota, especially fish. The purpose of this study was to determine the relationship between mangrove densities with total fish catch, number of fish species, and fish diversity. The data collections were mangrove condition, fish, physical, and chemical parameters. The results showed that mangrove density in Pabean Ilir Village higher than Pagirikan village. The highest importance value index of mangrove was Rhizophora mucronata and Avicennia marina. Total number of fish catch in two locations were 1093 individuals, consisting of 80 species belonging to 38 families. The dominant fish species were Ambassis nalua, Johnius belangerii, Leiognathus equulus, and Platycephalus indicus. There was positive relationship between the mangrove density with the total number of fish catch, number of fish species, and fish diversity in Pabean Ilir Village and Pagirikan Village, Pasekan Indramayu, West Java.