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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 - Misrawati - Sudarto - Sumardilan -, Yeeri Badrun 2Sri Fitria Retnawaty A Adnan Abrar Ridwan Aji Suroso Aji Suroso Alan Krisbiantoro Anggi Nadia Putri Aprianti, Dini APRIYUNITA, SONIA - Ardhitama, Arysthya Arlindo Rizal Arysthya Ardhitama Asmawati Asmawati Augesti Erisna Ayu Lestari Azzalya Putri Athala Bibin - Sulianto Damanik, Krispina Br Daulay, Rosni Amelia Delovita Ginting, Delovita Dinda Lestari Dinda Lestari Dini Aprianti Doni Pratama, Doni Elsie Elsie Elvaswer Elvaswer Elvi Elvi Erna Murniati Esthy Rahman Asih Evi Kaderani Barutu Fatiya Gautami, Sanya Gautami, Sanya Heni Yohandini ISRAWATI HARAHAP Isrowiyatun Daiyah Jasmi Jasmi Juraida Roito Hrp Krispina Br Damanik Kurniati Utami Laras S Widara Laras Sita Widara Laras Sita Widara Lestari, Dinda Lidya Rahayu Lidya Lily Restusari Maghfirahmah Amsyah Putri Maman Budiman Meka, Wahyu Melinda Susanti S Melly Wardanis Melsa Nilmalasari Misrawati, - Mita Puspitasari Moza Anastasya Muhammad Rizky Mazaly Munawir Hamzah Nasution, Renni Wardiah Natasha Nadira Putri Neneng Fitrya Ngaderman, Hubertus Nofia Rahmadani Nofia Rahmadani Nofripa Herlina Noni Febriani Noni Febriani Noni Febriani Nopripa Herlina Novia Gesriantuti Nur Irya Islami Nurkhamdi Nurkhamdi Nurmala Nurmala Nurul Zecha Putri, Reza Pratama R Riyanto Rabillah Fathur Rahman Rahma Yulis Rahmadani, Nofia Rahmi Junaida Rain A Mahendra Reka Wahyuni Retnowati, Sri Fitria Retnowaty, Sri Fitria Rizky, Mende Karina Romi Fadli Syahputra Rr. Kusuma Nurin Husna S, Ego Srivajawaty Sanya Gautami Selvia Selvia Selvia Selvia Shabri Putra Wirman Shabri Putra Wirman Sri Fitria Retnawaty Sri Fitria Retnawaty Sri Fitria Retnowati Sri Fitria Retnowaty Sri Fitria Retnowaty Sri Fitrya Retnawaty Sri Mulyani Sri Mulyani Sri Mulyani Sri Mulyani Stephani Stephani Sudarto, - Sulianto, Bibin - Sumardilan, - Suroso, Aji Suryana Suryana Tri N Rezeki Vanni Ayu Pratiwi Viviana Lubis Wahyu Meka Wahyu Meka Wahyuni, Reka Wildo Apriza Yeeri Badrun Yeni Aryani Yola Saniya Adista Zecha, Nurul