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Analisis Kelimpahan Mikroplastik Pada Ikan Yang Didaratkan Di Pantai Rebo Kabupaten Bangka

Jurnal Perikanan Unram 2024 2 citations ? Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count. Score: 40 ? 0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Anggraini Indah Pratiwi, Umroh Umroh, Mu’alimah Hudatwi

Summary

Researchers analyzed microplastic contamination in three commercially important fish species caught off Rebo Beach in Bangka, Indonesia, finding that fibres were the most common form and black the most frequent colour, with particles typically between 50 and 500 µm. The high contamination levels in fish guts consumed by local communities raise concerns about human dietary exposure to microplastics in this coastal region.

Pantai Rebo merupakan salah satu pantai yang terletak di Desa Rebo. Pantai Rebo mempunyai kegiatan aktivitas antropogenik seperti warung makan dan aktivitas pariwisata, sehingga limbah yang dihasilkan dari aktifitas tersebut sangat berpengaruh terhadap kondisi perairan Rebo, salah satunya adalah mikroplastik dan terakumulasi pada biota laut seperti ikan. Mikroplastik adalah suatu partikel plastik yang berukuran kurang dari 5 mm. Penelitian ini bertujuan untuk menganalisis kelimpahan jenis, warna, ukuran mikroplastik dan mengetahui jenis polimer mikroplastik yang terkandung dalam usus ikan yang didaratkan di Pantai Rebo Kabupaten Bangka. Jenis ikan yang digunakan dalam penelitian ini ikan lemuru (Sardinella lemuru), ikan selar kuning (Selarodies leptolepis), ikan kurisi (Nemiptenus gracilis) dan ikan cawene (Lutjanus madras), masing-masing jenis ikan menggunakan 4 ekor ikan yang digunakan sebagai ulangan. Metode penelitian yang digunakan dalam penelitian ini yaitu metode deskriptif kuantitatif dan metode survei. Lokasi pengambilan sampel menggunakan random sampling. Identifikasi jenis, warna dan ukuran mikroplastik menggunakan mikroskop Olympus sedangkan jenis polimer menggunakan uji FTIR. Berdasarkan hasil penelitian yang didapatkan, jenis mikroplastik yang ditemukan pada 4 sampel ikan yang didaratkan di Pantai Rebo Kabupaten Bangka yaitu jenis fiber, fragmen, film, foam dan pellet, Kelimpahan jenis mikroplastik tertinggi pada ikan kurisi dan ikan lemuru jenis fiber dan fragmen yaitu 17 partikel/individu dan 24.5 partikel/individu, warna mikroplastik yang paling dominan yaitu warna merah dengan jumlah 140 partikel/individu, ukuran mikroplastik yang didominan pada kelompok 1 (20-40µm) yaitu sebesar 108.25 patikel/individu. Jenis polimer yang ditemukan di Pantai polimer nylon, polystyrene (PS), polypropylene (PP), polyethylene (PE), dan politetraflouoroetilene (PTPE).

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