Mangangkung, N., Angkouw, E.D., Warouw, V., Mangindaan, R.E.P., Losung, F. and Monijung, R.D. 2023. Anti-Bacterial And Anti-Ultraviolet Activity Test Of Black Cucumber (Holothuria atra) Extract From Tongkaina Waters, Bunaken District, Manado City. Jurnal Ilmiah Platax. 11, 2 (Oct. 2023), 543–550. DOI:https://doi.org/10.35800/jip.v11i2.48018.