CD Skripsi
Perbandingan Struktur Komunitas Makrozoobentos Pada Pantai Reklamasi Dan Pantai Alami Di Kota Padang Sumatera Barat
This research was conducted from December 2023 to February 2024, aimed at determining the comparison of macrozoobenthos community structure including species composition, species abundance, relative abundance, diversity index, similarity index, dominance index, and distribution patterns in the reclaimed and natural beaches of Padang City, West Sumatera Province. The method used was purposive sampling with sample collection using the transect method. The results of this study indicate that the water quality in Padang City, West Sumatera, is sufficiently good to support macrozoobenthos life. At the reclamation beach station, the highest species abundance of macrozoobenthos was found, with the highest abundance in the upper subzone and the lowest in the lower subzone. The macrozoobenthos species found belong to 2 classes: Gastropoda and Crustacea. The Gastropoda class consists of 4 species: B. lutosa, N. vitellus, S. urceus, and N. turrita, while from the Crustacea class, 3 species were found: A. lunaris, H.takanoi, and Emerita sp. Meanwhile, the lowest abundance was found at the natural beach station, with the highest value in the upper subzone and the lowest in the lower subzone. The species found belong to the Crustacea class, specifically the species H.takanoi. The species diversity of macrozoobenthos at the natural beach station is considered low, whereas at the reclamation beach station, it is moderate. similarity at the natural beach station is low, while at the reclamation beach station, it is high. Additionally, there is a dominant species at the natural beach station, whereas no dominant species were found at the reclamation beach station. The distribution pattern of macrozoobenthos in the coastal waters of Padang City is categorized as clustered distribution.
Keywords: Beach Reclamation, Macrozoobenthos, Nature Beach
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