CD Skripsi
Hubungan Fraksi Sedimen Dan Bahan Organik Dengan Makrozoobenthos Di Perairan Pantai Carolina Bungus Selatan Teluk Kabung Kota Padang
Abstract
The bay waters serve as a crucial habitat for various marine species, including macrozoobenthos. Macrozoobenthos are aquatic organisms with relatively slow movements, residing on the seabed, and are highly influenced by the substrate and water quality. The objective of this research is to examine the relationship between sediment fractions and organic materials concerning macrozoobenthos in the waters of Carolina Beach Bay. This study was conducted in March-April 2023 in the southern Bungus area of Padang City, using a survey method. The research findings indicate a strong connection between sediment fractions and organic materials with the abundance of macrozoobenthos. The clay fraction type is capable of effectively accumulating organic materials and enhancing the abundance of macrozoobenthos, particularly observed at stations 1B and 2B, which are situated more than 50 meters from the shore and in close proximity to the mangrove forest. Abundance ranges from 4.49 to 8.82 individuals per cubic meter (ind/m3), with the species identified consisting of 5 classes of Gastropoda and 4 classes of Bivalva. The relationship between sediment fractions and the abundance of macrozoobenthos is notably stronger with clay sediments compared to sand and gravel sediments. The connection between organic materials and macrozoobenthos abundance reveals a strong relationship, with a correlation coefficient value of 0.831. The relationship between sediment fractions and organic materials with macrozoobenthos abundance falls within the category of very strong, with a correlation coefficient (r) of 0.861.
Keywords: Sediment Fractions, Sediment Organic Matter, Macrozoobenthos, Bay.
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