Analysis of heavy metal content (Pb, Cu, Mn, and Zn) in water and sediment of seagrass beds in Tihi-Tihi waters, Bontang City, East Kalimantan, Indonesia. (2025). Jurnal Ilmu Perikanan Tropis Nusantara (Nusantara Tropical Fisheries Science Journal), 4(2), 77-81. https://doi.org/10.30872/ek163s14