CD Skripsi
Komparasi Struktur Komunitas Makrozoobentos Pada Ekosistem Lamun Di Perairan Pantai Nirwana Dan Perairan Pulau Panjang Sumatera Barat
ABSTRACT
Macrozoobenthos have various roles in the ecosystem, one of which is as a biological indicator because macrozoobenthos will react to disturbance an aquatic ecosystem. Seagrasses are breeding and sheltering grounds for marine life, one of which is macrozoobenthos. Nirwana Beach and Panjang Island are waters that have seagrass ecosystems in West Sumatra. The purpose of this study was to compare the community structure of macrozoobenthos in the waters of Nirwana Beach and Panjang Island, this research was conducted in the waters of Nirwana Beach and Panjang Island. The method used in this study is the survey method, while sampling was carried out using three plots on each transect with a size of 1m x 1m and was repeated three times on each plot. The results of this study found that the abundance value in the waters of Nirwana Beach was 20.59 ind/m2 and in the waters of Panjang Island 21.44 ind/m2, the diversity index (H’) in the waters of Nirwana Beach was 2.450 and in the waters of Panjang Island was 2.680, The uniformity index (E) in the waters of Nirwana Beach is 0.738 while in the waters of Panjang Island it is 0.807 and the dominance(C) in the waters of Nirwana Beach is 0.162 and in the waters of Panjang Island is 0.198. The distribution pattern (Id) of macrozoobenthos at both locations is clustered with a value of 1.07 ind/m2 in the waters of Nirwana Beach and 1.13 ind/m2 in the waters of Panjang Island. The community similarity index was categorized as moderate with 66% at both study sites. The results of the T-test state that H0 is accepted, namely that there was no difference in the community structure of the seagrass ecosystem in the waters of Nirwana Beach and Panjang Island.
Keywords: Macroozoobenthos, Seagrass Ecosystem, Nirwana Beach, Panjang Island, T-Test
1) Students of the Faculty of Fisheries and Marine, University of Riau
2) Lecturer at the Faculty of Fisheries and Marine, University of Riau
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