Betta splendens is a type of freshwater fish that is used as pet fish. Betta splendens are quite popular among fish hobbyists, these fish are used as ornamental fish because they have an attractive body shape and have a variety of colors. Betta splendens in nature breed by laying eggs. Betta splendens like environments with moderate lighting levels. Betta splendens can be maintained in aquariums or small sized fish containers made of glass. in maintenance of the aquarium, there are several things to consider when maintaining a Betta splendens, namely: 1. water used to maintain Betta splendens must have a pH of 7. 2. the level of water hardness in the maintenance container is 8 H. 3. The appropriate water temperature for maintaining Betta splendens is 26 C. 3. The amount of water filled for the maintenance of Betta splendens is 40 liters. 4. For Betta splendens maintenance, the water level in the maintenance container is 6 cm. 5. The feed given to Betta splendens...