Betta rubra pair

Betta rubra, commonly known as the Red Betta or the Ruby Betta, is a species of freshwater fish belonging to the gourami family (Osphronemidae). They are relatively small fish, with adults reaching about 5-6 cm (approximately 2 inches) in length. Betta rubra is native to Sumatra, Indonesia. They are typically found in slow-moving or stagnant bodies of water such as swamps, ponds, and streams. These environments usually have dense vegetation and soft, acidic water. They prefer soft, slightly acidic water with a pH of around 6.0-7.0 and a temperature range of 24-28°C (75-82°F).