Heavy Metal (Pb and Cu) and Bacterial Contamination in Mudskipper, Eeltail Catfish and Mud Clam at Kuala Tambangan Mangrove Ecosystem, South KalimantanAnang Kadarsah, Dafiuddin Salim, Krisdianto and Ika Oksi SusilawatiBIO Web Conf., 20 (2020) 02001DOI: https://doi.org/10.1051/bioconf/20202002001