Hitijahubessy, H., Bandjar, M., Huwae, L. and Hanoatubun, M. 2023. ANTIBACTERIAL ACTIVITY EFFICACY OF EXTRACT SEAWEED Kappaphycus alvarezii AND LEAVES OF MANGROVE (Rhizophora apiculata) AGAINST Aeromonas hydrophilla CAUSES OF ICE-ICE DISEASE. Biofaal Journal. 4, 1 (Jun. 2023), 40-48. DOI:https://doi.org/10.30598/biofaal.v4i1pp40-48.