Safira Nurullita et al. 2025. Analysis of heavy metal content (Pb, Cu, Cd, and Fe) in the seagrass Thalassia hemprichii as a bioindicator of marine pollution in Tihi-Tihi Village, Bontang City, East Kalimantan. Jurnal Ilmu Perikanan Tropis Nusantara (Nusantara Tropical Fisheries Science Journal). 4, 1 (Mar. 2025), 13–18. DOI:https://doi.org/10.30872/jipt.v4i1.1366.