CD Skripsi
Analisis Struktur Komunitas Vegetasi Mangrove Di Kelurahan Sapat Kecamatan Kuala Indragiri Kabupaten Indragiri Hilir Provinsi Riau
Mangroves are very productive wetlands and can live in areas that are still influenced by tides. This research was conducted in November-December 2023 in the mangrove ecosystem of Sapat Village, Kuala Indragiri District, Indragiri Hilir Regency, Riau Province. The purpose of this study was to determine the structure of mangrove vegetation communities in Sapat Village. The method used in this study was the survey method, and used 3 stations. Mangrove species found include Avicennia alba, Sonneratia alba, Sonneratia caseolaris, Sonneratia ovata, Nypa fruticans, Rhizophora apiculata, Bruguiera parviflora, Bruguiera gymnorhiza, Bruguiera sexangula, and Achantus ebracteatus. Mangrove vegetation density at station I has very dense criteria, station II medium criteria and III has sparse criteria. From the index aspect, the mangrove vegetation community has a diversity value (H') which is classified as moderate, with sufficient productivity which has a value ranging from 1.12-1.72, the uniformity value (E) of stations I, II and III is included in the moderate category which ranges from 0.41-1.96 and the dominance index value (D) is low which ranges from 0.06-0.34, based on the significance value, the type of Nypa fruticans dominates by having a greater value with other species seen as a whole at each station both tree, sapling and seedling categories.
Keywords : Community Structure, Density, Mangrove, Sapat Village
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