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Journal : Life Science

Analisis Konsentrasi Logam Berat pada Sedimen dan Air Laut di Perairan Selat Rupat: Analysis of Heavy Metal Concentrations in Sediments and Sea Water in Rupat Strait Waters Alan Krisbiantoro; Sri Fitrya Retnawaty; Yulia Fitri; Kurniati Utami
Life Science Vol. 14 No. 2 (2025): November 2025
Publisher : Universitas Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/unnesjlifesci.v14.i2.23772

Abstract

The Rupat Strait, located between Dumai City and Rupat Island in Riau Province, Indonesia, is an area with high industrial activity, including oil processing and maritime transportation. These activities contribute to the release of various pollutants, particularly heavy metals, into the marine environment. This study aimed to analyze the concentration of heavy metals (Pb, Cd, Cu, Fe, and Zn) in seawater and sediment samples to assess the extent of contamination and potential ecological risks. A total of nine observation stations and one control station were selected using purposive sampling. Field measurements of physical and chemical parameters were conducted in situ, while laboratory analyses of metal concentrations were performed using Atomic Absorption Spectrophotometry (AAS). The results showed that heavy metals were present at varying levels across all stations. The highest concentration was found for iron (Fe) in sediment at Station 9, reaching 18,476 ppm, while the lowest was cadmium (Cd) in seawater, with an average concentration of 0.001 ppm. Overall, metal concentrations in sediment were significantly higher than in seawater. These findings indicate a potential threat to benthic organisms and call for regular environmental monitoring. The study contributes valuable baseline data for marine pollution management and policy development in the Rupat Strait region.
Co-Authors - Afrizal -, Rusdiana ., Harminto ., Tashwir Abrar Ridwan Adha, Dedi ahmad yani Alan Krisbiantoro Ali Imron Amrina Rosada, Amrina Anastasya, Moza Andayani, Rifka Putri Athala, Azzalya Putri Aulia, Rajul Azis Hakim Bahrami, Maray Zahra Billy Harnaldo Putra, Dini Fatmi, Cecep Triwibowo Dewi, Mellita Dini Yanuarmi doni pratama Doni Pratama, Doni Efendi, Yolanda Rahma Efendi, Zulham Eni Kamal Ermayanti Astuti Erna Murniati Febrianti, Rizka Febrianti, Rizki Firzatullah, Firzatullah Fitrah Sari Wahyuni Harahap Fitriani Fitriani Gusriyani, Sri Hamzah, Munawir Harry Ade Saputra Husna, Fauzul Indradewa, Rhian Irma Seriana Ismiati Ismiati Iwan Kurniawan Subagja Jalwaris, Jalwaris Juanda, Putra Juliastuti Juliastuti Julistia, Rini Junita, Dini Kausarina, Azia Komardi, Dadi Kurniati Utami Laura, Cut Lestari, Dinda Lismaiyar Lubis, Amelia Sriwahyuni M. Al Haris Maeza, Althorik Magfirah B, OI Sarah Mahendra, Rain Agri Marcellino, Calvin Mareta, Rafika Maulidya, Zuhra Maulina, Rahmi Mazaly, Muhammad Rizky Meka, Wahyu Moza Anastasya Muhammad Rizky Mazaly Muhsinina Muna, Zurratul Muttaqin, Arif Nasution, Rafli Akbar Natasha Nadira Putri Nicholas Renaldo Ningsi, Aprilia Nita Erika Ariani Noni Zakiah Nunung Sri Mulyani Nur Aini Nuraini Nuraini Prizka Rismawati Arum Puspita, Tuwilin Maladewi Putri, Chalida Aulia Rahmadani, Nofia Rahmi Ramadhani Rahmiwati, Anggun Rama Feriska Putra raudatul jannah Raudhatun Nuzul ZA, Raudhatun Raziah, Isyatur Reni, Ises Rezeki, Tri Nur Rizky, Mende Karina Rochdi Wasono Salamah , Umi Santy, Putri Saputra, Yos Sudarso Sari, Elly Ratna Sari, Yuni Sarianto, Deni Sastri Sastri Selvia Selvia Seriana, Irma Shahara, Dewi Silvia Wagustina, Silvia Sopar Sopar Sri Fitria Retnawaty Sri Fitrya Retnawaty Sri Mulyani Suciana, Sri Sudibyo, Yvonne Augustine Suryana Suryana Suryani, Ulfa Tann, Gino Umi Salamah Vivi Syofia Sapardi Wardati Humaira Widara, Laras Sita Widyasari, Ruri Yazia, Velga Yeka, Adnal Yulia Yesti Yuspardianto, Yuspardianto Zahrani, Putri