Le Xuan Sinh, Le Van Nam, Nguyen Van Bach, Nguyen Thi Mai Luu, Do Manh Hao, & Nguyen Thi Thu Ha. (2025). The Heavy Metal Pollution Index in Seawater of the Coastal Aquaculture Zone in Quang Ninh, Vietnam. Research in Ecology, 7(2), 224–238. https://doi.org/10.30564/re.v7i2.9806