Water quality analysis during tidal conditions using the Pollution Index Method in the Karang Mumus River, East Kalimantan. Jurnal Ilmu Perikanan Tropis Nusantara (Nusantara Tropical Fisheries Science Journal), [S. l.], v. 4, n. 1, p. 57–63, 2025. DOI: 10.30872/jipt.v4i1.1166. Disponível em: http://e-journals2.unmul.ac.id/index.php/jipt/article/view/1166. Acesso em: 8 sep. 2025.