2cm - 3cm
a tank of at least 10 gallons. Maintain the water temperature between 72-82°F (22-28°C) with a pH level of 6.0-7.0. Provide them with a well-planted tank and subdued lighting. They are omnivorous, so feed them a varied diet of high-quality flakes, pellets, and small live or frozen foods. Keep them in small groups of 6 or more and provide ample swimming space. Regular water changes and monitoring of water parameters are important for their well-being.