Photosynthetic bacteria as an alternative wastewater treatment in freshwater aquarium fish set up by Wan Morni, Wan Zabidii, Azman, Mohd Fakhrul Hazim Hilmi, Ismail, Nurul Ashikin, Tan, Toh Hii, Leong, Sui Sien, Kamaludeen, Juriah, Mustafa, Suhaili